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Sri Krishna - Java Full stock developer

[email protected]

Location: Fairfax, Virginia, USA

Relocation: yes

Visa: H1B

Sri Krishna Java Full Stack Developer Professional Summary Over 10 years of experience in Application Development, including design and development of projects in the areas of Java/J2EEE client and server-side Enterprise applications. Experience in Information Technology with a background in DevOps, Build & Release Engineering, Test Automation, IT Monitoring, Business and Systems Analysis, Installation and Software Configuration Management seeking position as a DevOps professional to educate and implement DevOps best practices, streamline Agile SDLC and optimize time to deliver applications. 4+ years of experience exclusively in Designing, customization, enhancing, and work ow configuration, integrating and supporting ServiceNow suite of products such as Incident Management, Problem Management, Change Management, Asset and Service Request management systems. Good experience developing enterprise applications using Spring, JavaBeans, Servlets, XML Mapping, Ant and Maven. Strong experience in design/development of web applications using Java, J2EE, Servlets, JMS, MVC Framework, Web Services, XML, XSD, JSON, and JAXB. Hands-on experience in building Rich UI and RWD Applications using Java 1.7/1.8/8/11/17, Angular JS, Angular8/9/10/11/12/13/14/15, React JS, Backbone JS, Node JS, Java Script, HTML5, CSS, Boot Strap, JSP, JSTL, JSON, AJAX, jQuery. Vast experience on working with Java, Micro frontends, Vue.JS, Slate(text editor framework), React.JS, Angular, Spring, J2EE, Microservice Architecture supporting Angular and React based UI applications. Experience in working on DevOps/Agile operations process and tools area (Code review, unit test automation, Build & Release automation, Environment, Service, Incident and Change Management). Experience in using Configuration management software's like Chef, Ansible, Puppet and Docker for Automation. Experience in Infrastructure, Security, Service and Operations including IaaS, SaaS, PaaS migration experience on Services, Storage Solutions, Cloud Architecting, Networks, Application Services, DevOps, AWS & AWS Cloud Databases, Analytics, Data Centers, Enterprise Integrations, Security, Web development, Application Life Cycle Development and other areas. Experience with AWS (EC2, IAM, EBS, S3, RDS, SES, ELB, Cloud Formation, Elastic Cache, Elastic Search, Cloud Watch, Lambda, SNS, Dynamo DB). Working experience in the technology industry designing, developing, maintaining, and implementing software databases and developing dynamic web applications using PHP5x, JavaScript (Dojo, JSON, jQuery, UI, Select2), MySQL5, HTML4/5, CSS2/3, XML, and Drupal 6/7.x Content Management Systems. Experience in converting existing project code and redesigning it to object oriented PHP5 code. Strong Knowledge of scripting technologies like Python, Shell. Experienced with setup, configuration and maintain ELK stack (Elasticsearch, Logstash and Kibana) and Open Grok source code (SCM). Strong experience in ILOGJRules 6.6 and IBM Websphere JRules 7.1/ IBM Operation Decision Manager 8.9, Rule Team Server, Rule Execution Server, Decision Server, Decision Center. Experience with BRMS ILOG Jrule ODM 8.8/8.9(ABRD Methodology). Skilled in monitoring servers using Nagios, Data dog, Cloud watch and using EFK Stack Elasticsearch Fluentd Kibana. Experience in working with Microservices, API s and Software App s development using Java, Spring Boot, APIGEE, PaaS Technologies like PCF, AWS, GCP, Azure, HTML, CSS, JavaScript, Angular.js, React.js, Node.js, AJAX, Bootstrap, EXT.js. Experienced in managing public, private cloud infrastructures using Amazon Web Services (AWS), which include EC2, S3, and Cloud Formation and deployed Cloud Front to deliver content further allowing reduction of load on the servers. Extensive experience with Amazon Web Services (AWS), Open stack, Docker Puppet and Experience in using containers like Docker and familiar with Jenkins. Working experience of LDAP, NIS, DHCP, TCP/IP NFS & DNS. Experience on various Azure services like Compute (Web Roles, Worker Roles), Azure websites, Caching, SQL Azure, NoSQL, Storage, Network Services, Azure Active Directory, API Management, Scheduling, Auto Scaling, and Power Shell Automation. Worked on AWS cloud resources, which includes launching, maintaining and troubleshooting of EC2 instances, and S3 buckets, Elastic Load Balancer (ELB), Elastic Search and Relational Database Services (RDS). Knowledge on JAVA 8 Lambda Expressions to retrieve the data from Collections. Experience in implementing Core Java concepts and strong understanding of Garbage Collector, SWING, Collections, Multithreading, Event handling , Exception handling, Generics and Serialization. Expertise in building EAI, ESB, B2B integrations using webMethods Integration Server, webMethods Developer/Designer, webMethods Broker, webMethods BAM, webMethods BPM, Trading Networks, My webMethods Server, and CentraSite. Experience with webMethods system administration, configuration, deployment and monitoring. Experience in Technical, Capacity planning and Performance tuning experience with SOA, ESB, and webMethods. Hands-on experience in Azure Cloud Services (PaaS & IaaS), Storage, Web Apps, Active Directory, Application Insights, Logic Apps, Data Factory, Service Bus, Traffic Manager, Azure Monitoring, OMS, Key Vault, Visual Studio Online (VSO), and Azure. Experience in implementing Java8 features and like parallel streams, lambdas and filters. Expertise in developing and consuming REST and SOAP based Web services. Experience in Creating and maintaining containerized microservices and configuring/maintaining private container registry on Microsoft Azure for hosting Images and using Windows Active Directory to secure an Azure AD domain service managed the domain with LDAPS. Good working knowledge in implementing Data Structures, Algorithms and Design Patterns. Experience in creating the custom ITIL Applications, Modules in ServiceNow as per requirement. Experience in working on the ITIL Process like Incident and Problem Management, Change Management, Knowledge Management, CMDB Management in ServiceNow. Experience on various ServiceNow customizations as per client's requirement. Experience on the Implementation, Configuration and maintenance of Business Rules, Client Scripts and UI Policies. Experience in configuring the ACLs in ServiceNow. Extensive with Business Rules (Before, After, Async and Display Business Rules), UI Actions, UI Policies, Client Scripts, Scripting in ServiceNow. Experience on configuring the Data policies as per the requirements, and usages of Update Sets, Import Sets in ServiceNow. Expertise on creation of workflows for Service Catalog items in Service-Now. Expertise in IDEs for software development like NetBeans, Eclipse, Eclipse STS, RAD, and JDeveloper. Experience in working with various Application Servers like Web Logic, and Apache Tomcat Servers. Experience in migrating on-premises to Windows Azure and build Azure Disaster Recovery Environment and Azure backups from scratch using PowerShell script. Experience in Developing and Deploying Enterprise Java Beans on Application Servers like WebLogic, WebSphere and JBoss. Strong experience in implementing IOC and Dependency Injection features in various aspects of Spring Framework. In addition, implementing Micro services architecture using Spring BOOT enabled REST API with the Spring Cloud modules. Experience in using Micro service architecture, with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers. Experience in Database Design, Creation and management of Schemas, writing Stored Procedures, functions, Triggers, DDL, DML SQL queries. Experience in writing SQL and PL/SQL programming. Expert in Various Agile methodologies like SCRUM, Test Driven Development, Incremental & Iteration methodology and as well as implementing Waterfall model. To track the progress of Agile process used JIRA. Experienced in Unit Testing and generating of Test cases for web applications. Proficient with Shell, Python, JSON, YAML, Groovy scripting languages. Experience in providing highly available and fault tolerant applications utilizing orchestration technologies like Kubernetes and Apache Mesos on Google Cloud Platform. Expertise in working with cloud services like AWS, Azure and NoSQL databases like Cassandra, Mongo. Experience with unit testing the applications using Junit and JMeter. Experience in designing a Terraform deploying it in cloud deployment manager to spin up resources like cloud virtual networks, Compute Engines in public and private subnets along with AutoScaler in Google Cloud Platform. Experience in developing CI/CD system with Jenkins on Kubernetes environment, by utilizing Kubernetes and Docker for the runtime environment for the CI/CD system to build, Test and Deploy. Experienced in all phases of the Software Development Life Cycle (SDLC) with specific focus on the build and release and quality of software and involved with teams that worked on Scrum, Agile Software Development and Waterfall Methodologies. Expertise in DevOps, Release Engineering, Configuration Management, Cloud Infrastructure, Automation by using various tools like GitHub, SVN, Bitbucket, Ant, Maven, Jira, Jenkins, Docker, Kubernetes. TECHNICAL SKILLS: Languages C, C++, Java, J2EE, SQL, PL/SQL Tools & Framework Servlet, Spring, Spring IOC, Spring AOP, Spring MVC, Spring Security, Spring Boot, Spring Data, Spring Web Flow, Log4j Web services SOAP, REST, Restful, UDDI, WSDL, JAX-RPC, JAX-RS, JAX-WS, JAX-B, Axis2 and Apache CXF Web/App Servers Web Sphere, Apache, Tomcat, JBOSS EAP, Web Logic Server Database Oracle, My SQL, TOAD, DB2, Mongo DB and Dynamo DB IDEs Eclipse, RAD, IntelliJ and Spring Tool Suite (STS) Testing Tools/ Others JUnit, Mockito, Soap UI, Putty, Rational Clear Quest, Postman Version Control Tortoise SVN, CVS, Rational Clear case, Git, GitHub, Bitbucket OS & Environment Windows, UNIX, Linux, iOS Design Patterns MVC, Front Controller, Singleton, Business Delegate and DAO patterns Professional Experience: Client: CGI/SBD2, Vienna/Fairfax, VA Sept 2022 to till date Role: Java Full Stack Deveoper Responsibilities: Work on contributing to all stages of software development lifecycle. Design, implement, and maintain Java-based applications that will have high-volume and low-latency. Analyze user requirements to define business objectives. Envision system features and functionality. Define application objectives and functionality. Ensure application designs conform with business goals. Develop and test software. Identify and resolve any technical issues during the designing, designing, and testing phases of the entire CMS HIOS project. Create detailed design documentation. Propose changes to current Java infrastructure. Develop technical designs as per the application requirements. Develop multimedia applications. Write well designed, testable code. Conduct software analysis, programming, testing, and debugging. Manage Java and Java EE application development, and work on with JBoss, Ansible, AWS, MySQL, SQL Server, Oracle DB, MariaDB, PostgreSQL. Develop documentation to help users. Transform requirements into stipulations. Worked on Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture to support the HIOS project's full stack java based applications development. Developed Front End using Java 11, Angular15/9, HTML5, and SCSS for designing portals. Prepare and produce releases of software components. Involved in implementing Web Services based API and Developed using SOAP and Spring Framework. Used AJAX to process server-side scripting with JSP. Worked on Java /J2EE development structure in STS, Maven and Eclipse. Implemented Persistence layer using Hibernate as ORM to interact with the Oracle database. Involved in front-end/back-end development using framework like Spring 3.x and Hibernate 3.x for application Integration. Created web services, web methods and WSDL using Annotations in hibernate. Used Spring container to load Hibernate classes for application. Worked on MongoDB and wrote code on find, update, save, insert data. Worked on data extraction in loading JSON data from the server-side content into MongoDB. Worked on creating interfaces to manage user friendly portal and implemented automated bulk update tool using technologies like AngularJS. Worked on Health Insurance Operational Information Systems to support their Legacy systems/applications handling medical insurances for the account of Center for Medical Services. Building the web Application from scratch using PHP. Worked on PHP and built object-oriented websites in PHP5. Designed the tables and modules using My SQL, HTML and PHP. Used SOAP Web Services to create WSDL and SOAP messages for getting business logic plans for different modules and used XML parsers for data retrieval. Worked on arbitration, development and delivery of software architecture that is based on REST, ORM using spring application framework. URL based mutual TLS protection and SAML for data exchange. Involved in implementing security services of the UVVU system including OAUTH2.0, SAML, SSO, Identity Federation & Secure Token Services (STS), SSL, PKI, and DRM. Worked on the STS and Eclipse to develop the Application Code and Deploy the Application by integrating it into the Server. Worked on developing applications using Java and related J2EE technologies with AGILE (SCRUM) and Waterfall methodologies. Participated in developing and modifying the application logic as per business needs. Developed microservices with Spring and tested the application using Springboot. Used Spring Core annotations for Spring Dependency Injection, Spring MVC for REST API s and Springboot for microservices. Developed Presentation layer and Controller layers using JSP, HTML, Java Script, Custom Tag Libraries. Implemented Business layer using Persistent layer DAO, Spring AOP and IOC and Hibernate for all application modules. Worked on Eclipse IDE for configuring and deploying the application and used Maven build scripts for automating the build and deployment process. Used JAX-RS for creating RESTful web service and implemented authentication by using OAuth2 Security Framework. Wrote test cases and did testing on them using JUnit and configured the application on WebLogic Server. Wrote SQL queries, Stored Procedures, PL/SQL functions for Persistence layer for required business objects and validating Stored Procedures with Oracle database and used JPA with Hibernate provider. Developed hibernate DAO used Spring JDBC Template, worked on Hibernate as ORM for connection management. Design, Develop, Test, and Deploy and maintain the web, ui, portals, portlets, web pages applications using Java, J2EE, Spring Framework, Hibernate, SOAP, REST, Restful Web Services, EJB, Oracle, SOA. Involved in getting new requirements from the client, analyzing them and putting them in to the development, unit testing the module in all modes of environments like development, System Test, UAT and moving it to PROD. Migrating the existing application to current version of tools and providing maintenance to it. Involved in design process of enhancing the existing applications. Worked with Webservices soap services in both writing and consuming the service. Tested web applications using java web services. Real hands-on Real-Time Processing experience like data source connection, DDL operations, schedulers etc. Deploying the application to web logic server and troubleshooting the runtime and compile time errors and exceptions, to make the application up and running in the designated environment. Developed many Java J2EE applications with large scale successful SOA implementations. Developed client software to consume already published web services. Integrated the web services using SOAP, REST, RESTful. Worked on Data Structures and Algorithms. Deployed the web services into the development and test environment. Demonstrated object-oriented software development, service interface experience with JAVA, J2EE technologies, Spring Created detailed deployment document for production and configured applications on application servers like JBOSS. Supported and maintained the applications in production. Performed other relevant duties based upon experience to fulfill customer needs. Involved in full SDLC process of a project, analyzing, designing, developing, testing, troubleshooting, and support. Working with N tier architecture, also involved in writing queries, procedures in PL/SQL as a backend support for the applications. Good analytical and programming capabilities coupled with excellent decision-making skills. Well focused and can meet the expected deadlines and ability to handle multiple tasks and work independently as well as in a team. Environment: Java11, Java17/J2EE, Spring framework, Spring Boot, Restful webservices, Elasticsearch, PCF, AWS, Angular framework, JPA, GIT Hub, Jenkins, JSON, MySQL, PostgreSQL, Gradle, Junit, Mockito framework, Swagger, Post man, Jira, Splunk, Angular14/9, Angular.JS, SOAP, REST, RESTful, JBoss, Ansible Tower, GraphQL, DynamoDB, AWS Xray, SoapUI, Splunk, Grafana, Kinesis, CloudWatch, REST API, Docker, Kubernetes, DevOps, MongoDB, Microservices, OAuth2, Angular15, ELK, Python, Scala, AWS CDK, SQL, Mainframe, Kotlin, Node.JS, Scala, PHP, PCF, JBPM, Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture, IBM ODM 8.9.1, WebSphere, Rule Designer/Decision Server, Decision Center, webMethods IS 8.2, webMethods Developer 8.2, webMethods Designer 8.2, webMethods Broker 8.2, webMethods Deployer 8.2, My webMethods Server, WebMethods BAM 8.2, WebMethods BPM 8.2, WebMethods CAF 8.2 Client: Walmart Stores Inc., Sunnyvale, CA Nov 2021 to Aug 2022 Role: Java Full Stack Developer Responsibilities: Used Scrum as a development methodology, participated in Daily Scrum meetings, Sprint planning and Sprint Planning, Retrospective, and other Agile meetings. Used latest Spring Boot, which is radically faster in building cloud based Microservices with very less configuration. Worked on creating custom directives, decorators, and services to interface with both restful and SOA services. Maintained Interface compatibility and concurrency in the project using Java8 new features like default, static methods, and Concurrency API. Implemented Kafka producer and consumer applications on Kafka cluster setup with the help of Zookeeper. Worked on Kibana and Elastic search to identify the Kafka message failure scenarios. Supported in creation team s GCP Infrastructure while coordinating with network engineering team on building subnets creation and Security groups creation and firewalls rules implantation. Built an AZNot tool which provides a single view of all customers impacting incidents across the entire Azure platform. Implemented Spring JPA & ORM framework to interact with the database to perform all the crud operations based on business use cases. Designed front end applications using Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture. Worked on portal front end for retailers to co-ordinate SSO using 3-legged authorization via Reverse-SAML. Developed the framework to consume the web services hosted in GCP Compute Engine instances. Implemented the authentication and authorization of the application using Spring Security and OAuth2. Built a Command line tool to interact with RESTful and REST APIs using Golang. Wrote application for Kubernetes credential generation in Golang. Developed Microservices using Golang and corresponding test cases. Worked on Spring framework like Spring IOC and Spring DAO using GO Lang. Designed and developed the UI using Angular JS, Angular12/13/14/9, Node JS, HTML5, CSS3, JavaScript, AJAX, and JSON. Implemented multi-threading process using GO Channels and GO Routines for improving the performance of the applications. Created Docker Image for the GO Microservice and implemented deployment to run in Kubernetes. Worked on creating interfaces to manage user friendly portals and implemented automated bulk update tool using technologies like Java 11, Angular12/13/14. Configured applications within Walmart Pricing & Cash Management business unit for Continuous Integration and Continuous Deployment (CI/CD) using Jenkins and deploy. Extensively used Chef Configuration management to deploy packages with the required build from Artifactory and facilitate a stable and scalable build and deploy infrastructure. Improved application performance using Azure Search and SQL query optimization. Developed a Single Sign On (SSO) integration web application with Microsoft Azure Identity Service Provider (IDP) for SSO authentication. Involved working with MongoDB and performed CRUD operations on it by using RESTful webservices. Configured and monitored numerous MongoDB and NoSQL instances. MongoDB Schema Design using DB Ref, Manual Ref, Embedded Data Model Design. Extensively involved in designing data structures, and algorithms to provide various functionalities. Designed web services in IBM Lombardi and webMethods ESB for SOA and BPM connectivity. Performed day to day administration of the ServiceNow tool Maintain business services and configuration item relationships in ServiceNow tool. Developed ServiceNow platform including the creation and customization of the core applications such as Incident, Problem, Change and Service Catalog. Used CakePHP framework, Recess framework, AJAX Push Engine, MySQL, CSS, and jQuery. Participated in the complete SDLC process and used PHP5 to develop website functionality. Created Data Sources from various external applications, scripts to parse incoming data and transform into ServiceNow. The presentation layer used Spring MVC to implement the MVC architecture design and facilitates user interface designed by use of Angular components, directives, lters, services and router modules. Support and review single page application using Angular12/13/14 for Store Administration. This helps in managing stores that wanted to participate in inventory program at year end. Worked on platform-oriented logger library to fix all the logger related issues to see the logs as single stacktrace event on splunk. Helped in migrating applications onto WCNP (docker, Kubernetes based) and address technical debt via CI/CD, ensuring scalable utilization of public cloud resources in GCP. Used Docker and Openshift to manage Microservices for development and testing. Designing and implementing for fully automated server build management, monitoring and deployment by Using DevOps Technologies like Chef. Provisioned load balancer, auto-scaling group and launch configuration for micro services using Ansible. Implemented golden signal metrics for all the applications to record the metrics on Grafana Dashboards. Played a key role in migrating data and applications database endpoints from on-premises onto GCP Cloud as part of Cloud MySQL migration. Built Web pages using jQuery plugins for Drag and Drop, JQ-Validator, AutoComplete, AJAX, JSON, Angular JS, Angular9. Did some work on Build Automation using Jenkins based Walmart internal tool Looper. Worked on configuring Jenkins build jobs for various services to facilitate continuous integration. Used GitHub/Jira/Confluence tool for daily routines. Generated swagger documentation for rest services and exposed it external teams by using spring fox swagger library. Configured Docker, Kubernetes setup locally to have unique environment across different layers of testing. Environment: Java 11, Java 19, Spring framework, Springboot, Restful webservices, GCP, Kafka, Docker, Kubernetes, GIT Hub, Jenkins, JSON, Gradle, Junit, Swagger, Post man, Jira, Splunk, Node.js, typescript, Azure, React.js, CI(Looper)(Jenkins/CD(Concord), PCF, OneOps(DevOps), Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture, Cassandra, Redis, HTML, CSS, JavaScript, jQuery, Junit, Sonar, Tomcat, JBOSS, SQL, Mybatis, Terraform, SignalFX, Ext.js, postgresql, Next JS, Redux, Bootstrap, Azure, Golang, Angular14/13/12/9, AngularJS, Microservices, Powershell, Lambda functions, PostgreSQL, MongoDB, Redis, Python, Groovy, BASH, JSF, SQL, Hibernate, JPA, MyBATIS, SpringMVC, Apache Solr, SoapUI, Grafana, GraphQL, REST API, OAuth2, Dynatrace, Splunk, Prometheus, Kibana, Grafana, Nagios, New Relic, ServiceNow(Eureka), Mainframe, Kotlin, Scala, PHP, PCF, JBPM, IBM ODM 8.9.1, Tomcat, Rule Designer/Decision Server, Decision Center, webMethods IS 7.2, webMethods Developer 7.2, webMethods Broker 7.2, webMethods Deployer 7.2, My webMethods Server, JDBC Adapter 6.5, Oracle 11G, IBM Business Process Manager 7.5, IBM Process Designer 7.5, IBM Integration Designer 7.5, IBM Process Center, IBM Process Server 7.x Client: T-mobile, Bothell, WA Feb 2021 to Oct 2021 Role: Java Full Stack Developer Responsibilities: Designed and developed REST APIs using Apigee Implement requirements of the API layer like security, custom analytics, throttling, caching, logging, monetization, request and response modifications etc. Developed backend APIs for a variety of internal and customer facing projects. Provided planning and design support for the development of Apigee solution architectures. Implemented useful abilities to define T-Mobile specific requirements and work effectively with other organizations and peer engineering teams on developing, testing, implementing and supporting these requirements for existing and upcoming products. Collaborated with other team members and stakeholders. Facilitated good technical designs and solutions based on modern software development patterns and practices. Wrote maintainable code, working in a professional software engineering environment (source control, shortened release cycles, continuous integration and deployment, etc.). Focused on software design and programming fundamentals of JAVA and REST Architecture, J2EE. Worked on APIGEE component architecture and implementation configurations. Implemented requirements of the API layer like security, custom analytics, throttling, caching, logging, monetization, request and response modifications etc. using Apigee. Focused on implementing APIGEE Management solutions using APIGEE to include API Proxies, rate limiting, security policies, analytics and developer portal. Developed GUI using PHP5, HTML5, AJAX, CSS3 and JavaScript. Implemented API Modelling languages and annotations (YAML, Swagger). Worked on Web Services (SOAP and Restful), XML, XML JSON processing API's. Created custom policies in Java, JavaScript, Node js, Python etc in Apigee. Worked with Basic Auth, two-way SSL, oauth2 or token-based security, SSO, SAML. Built and created shared flows for Error Handling, Security, and other scenarios as necessary. Worked on API security norms and conversant in common Internet technologies and protocols via HTTPs, SSL, OAuth, REST, JSON, XML etc. Worked onto develop single sign on pages by using Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture. Worked on primitive and advanced Data Structures and Algorithms. Worked on MongoDB database concepts such as locking, transactions, indexes, sharding, and replication. Utilized AWS Lambda platform to upload data into AWS S3 buckets and to trigger other Lambda functions (EC2, MongoDB) focusing on high-availability, fault tolerance, and auto-scaling. Worked on some Auth, OAuth2 or token-based security functionalities/libraries. Implemented RESTful APIs/services, GraphQL and networking. Worked with Bitbucket, Git/GitHub, or other version control systems. Developed and extended CI and CD pipelines (Jenkins, Docker). Was able to write maintainable and functionally tested modules. Worked with Springboot, Microservices for Java based applications. Communicated with users, other technical teams, and management to collect requirements, describe software product features, and technical designs. Ability to manage time wisely across projects and competing priorities, meet agreed upon deadlines, and be accountable for work. Worked with a cross-functional team or large-scale software development life cycle, including waterfall and agile methodologies. Focused on providing technical leadership to group of developers and mentoring others. Environment: Java 11, Java8, Spring, Spring Boot, J2EE, Spring MVC, JDBC, JSON, HTML, CSS, JavaScript, Angular.js, Angular9, Node.js Restful, AWS, PL/SQL, SQL Developer, OAuth2, Hibernate, Microservices, Maven, Windows, JUnit, JIRA, Postman, CI/CD, SQL Server, Ant, APIGEE, Bitbucket, Git/GitHub, GraphQL, Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture, Python, Docker, Kubernetes, Jenkins, SOAP, SOAP UI, XML, JSON, REST API, AWS, DynamoDB, PCF, MongoDB, ELK, Python, Scala, AWS CDK, SQL, Elasticsearch, Kinesis, Mainframe, Kotlin, Scala, PHP5, HTML5, AJAX, CSS3 and JavaScript, YAML, Swagger, PCF, JBPM, IBM ODM 8.9.1, WebSphere, Rule Designer/Decision Server, Decision Center, webMethods IS 8.2, webMethods Developer 8.2, webMethods Designer 8.2, webMethods Broker 8.2, webMethods Deployer 8.2, My webMethods Server, JDBC Adapter 6.5, Oracle Application Adapter 6.0, Oracle 10G, WebMethods BAM 8.2, WebMethods BPM 8.2, WebMethods CAF 8.2, Windows 2003 Server Client: Walmart Stores Inc., Bentonville, AR Feb 2020 to Jan 2021 Role: Java Full Stack Developer Responsibilities: Delivered proposals on technology implementation details for Java applications using Java 8, Spring Boot, Microservices, Kafka. Built the main connectivity channel with SNOW and CCPA Database and setting up the common communication channel by building a pipeline using required OneOps (DevOPs) tools. Designed, Architected, Developed, Tested, and maintained the Java applications as per the customer needs. Developed and maintained Restful APIs from scratch. Implemented Cloud Capabilities like Centralized Configuration, Load Balancing. Involved in Daily SCRUM meetings and weekly SPRINT Meetings. Worked with Microservices architecture using Spring Boot to modularized code and implemented Rest API s using Spring Rest. Worked on Security-System development for Web Applications. Involved and developed all phases of security implementation using spring security system against modes of authentications: LDAP authentication, Database authentication and Pre-Authentication. Implemented CI/CD for J2EE, Service Oriented Architecture & Micro services Architecture Environment (NodeJS, .Net Core, Zookeeper, Kafka, Redis) using Jenkins & uDeploy. Used Java 11, Angular JS, Angular11, Angular9, as framework to create a Single Page Application (SPA) which can bind data to specific views and synchronize data with server. Managed Azure Infrastructure Azure Web Roles, Worker Roles, VM Role, Azure SQL, Azure Storage, Azure AD Licenses, Virtual Machine Backup, and Recover from a Recovery Services Vault using Azure PowerShell and Azure Portal. Designed and Implemented WCF services layer hosted on Windows Azure. This layer is the middle tier between SQL Azure and SharePoint online external content. As part of DevOps, my role includes release management, Environment Management, deployments, Continuous integration, continuous deployment, Incident management, version management. Worked with container-based deployments using Docker, working with Docker images, Docker hub and Docker registries. Creating from scratch a new continuous integration stack based on Docker and Jenkins, allowing transition from dev stations to test servers easily and seamlessly. Worked with clients to assess current state processes and tools, defined ServiceNow requirements and developed and configured the ServiceNow platform. Used scripting tools and ServiceNow functionality to create script to automate rote tasks being done in ServiceNow. Worked on various modules of ServiceNow like Incident management, Change management, and Problem management, Service Catalog, User Administration, Reporting and Discovery. Responsible for Monitoring and Reporting tools in Build Automation and Release Management. Monitoring of web servers using NAGIOS monitoring tool. Worked on Core Java concepts alongside Data Structures and Algorithms. Created cookbook for everything built as part of ESB Framework. webMethods installation, clustering, apply patches, and maintenance of application servers. Refactored and enhanced an existing AngularJS application to follow strict MVC patterns for improved source code maintenance which resulted in significant percentage of code reduction, ease of upgrade, scalability, ease of developer spins up and enhanced performance. Supported web applications using Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture. Secured API s using OAuth2 token-based authentication/authorization scheme, SSO, SAML using Spring Security. Integrated Spring Data Mongo repository to retrieve and update the data from MongoDB. Worked on MongoDB installation, configuration, and in designing the MongoDB multi-shared cluster and managing extremely large data sets. Used Angular JS, Angular11, Angular9, NodeJS, and Bootstrap in effective web design. Involved in enhancement of existing application utilizing AngularJS created role-based HTML navigation menu where in menu items change dynamically based on the values derived from the database in the form of XML. Built PHP5 system for controlling text display issues cross-platform and cross browser. Developed web applications using GO Lang and deployed them in Docker containers. Involved GO Lang code for quality, logging, monitoring, and debugging code optimization. Involved in writing code to support model-view-controller pattern of Golang and developed several modules for the applications. Developed GO code to simplify lists in GO Lang with list comprehension and Worked with POSTMAN for API testing. Worked on automation for both infrastructure and application teams development and provisioning using GitHub, SVN, Bitbucket, Terraform, Ant, Maven, Jira, Jenkins, Bamboo, Chef, Puppet, Ansible, Docker, Kubernetes, Nagios, GO Lang. Developed a Terraform plugins using Golang to manage infrastructure, which improved the usability of our storefront service. Used Golang to deploy Golang web applications on containers such as Docker and Kubernetes. Worked directly with Azure Product team in tracking and resolving defects in the beta Azure IaaS offering. Built Web pages that are more user interactive using AJAX, JavaScript, LESS, Bootstrap and Angular8. Written Templates for Azure Infrastructure as code using Terraform to build staging and production environments. Integrated Azure Log Analytics and Azure VMs for monitoring the logs, store them and track metrics and used Terraform as a tool, Managed different infrastructure resources Cloud, VMware, and Docker containers. Deployed microservices into AKS using Azure DevOps pipeline. Developed Terraform modules for deploying AKS cluster. Troubleshooting Microservices deployments in AKS cluster Integrated ACR with AKS cluster. Worked on backup functionality and design using Azure and azure-based disaster recovery. Re-architected Azure IaaS environment in new datacenter using high performance DS series VMs and used AD connect to synchronize on-premises windows server active directory to Azure active directory. Implemented Continuous Integration/Continuous Deployment (CI/CD) by building a pipeline between SNOW and CCPA database connectivity channel with the help of Looper (CI tool Jenkins based) and Concord (CD Orchestrator). Used various tools for Application monitoring / Performance / debugging Production issues. Developed Hibernate with Spring Integration as the data abstraction to interact with the database of MongoDB. Worked with security team to make sure Azure data is highly secure and configured BGP routes to enable Express Route connections between on premise data centers and Azure cloud. Used a Microservice architecture, with Spring Boot-based services interacting through RESTful and Apache Kafka. Designed and developed a ServiceNow project that reads messages from Kafka topic converts them to queues and apply conversation from JSON to pipe delimited String data format to be saved in SQL and NoSQLDB (MongoDB). Provided JUnit support for the application for debugging the system and Test-Driven Development (TDD). Used version control repositories Git, GitHub, Bitbucket and JIRA for issue tracking. Used Maven as a build tool and retrieved all the dependencies required for the application. Involved in fixing bugs the bugs or defects in the application. Worked with RDBMS and developed SQL code. Environment: Java 11, Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture, Java 17, Spring, Springboot, J2EE, Spring MVC, JDBC, JSON, Restful, Azure, DBeaver, Microservices, Maven, Windows, JUnit, JIRA, Postman, MongoDB, Kafka, CI(Looper)(Jenkins/CD(Concord), OneOps(DevOps), SOAPUI, API, PCF, ServiceNow, Node.js, typescript, React.js, Docker, Kubernetes, GIT, Cassandra, Redis, HTML, CSS, JavaScript, jQuery, Junit, Sonar, Tomcat, JBOSS, SQL, Mybatis, Terraform, Splunk, SignalFX, Ext.js, postgresql, Next JS, Redux, HTML, CSS, Bootstrap, Java Script, Nagios, Golang, Angular11/10/9/8, AngularJS, Powershell, Lambda functions, PostgreSQL, Redis, Python, Groovy, BASH, JSF, SQL, Hibernate, JPA, MyBATIS, SpringMVC, EJB, JDBC, JSP and XML,Rational Application Developer (RAD), Websphere Application Server (WAS), DB2, IBM MQSeries, Apache Solr, Swagger, Postman, SoapUI, Splunk, Grafana, GraphQL, REST API, MongoDB, OAuth2, Dynatrace, Splunk, Prometheus, Kibana, Grafana, Nagios, New Relic, Mainframe, Kotlin, Scala, PHP, PCF, JBPM, IBM ODM 8.8, WebSphere Application Server 8.7, Web services, RSA/Rule Designer/Decision Server, Decision Center, webMethods IS 8.x, webMethods Developer 8.x, webMethods Designer 8.x, webMethods Broker 8.x, CentraSite, webMethods Deployer 8.x, My webMethods Server Client: DXC Technology, El Paso, TX July 2018 to Jan 2020 Role: Java Full Stack Developer Responsibilities: Performed complete application life cycle function (SDLC) from conception to final release to users including design & analysis, Implementation, Testing, Deployment, and Maintenance. Followed Agile methodology throughout the project, involve in Scrum meetings with the team members on day-to-day basis for the update on project status. Extensively used Java 8 features such as lambda expressions, Parallel operations on collections, multithreading and for effective sorting mechanisms and Streams to store and process the data. Worked on designing and developing application based on Spring Framework, Spring Boot, Spring MVC, Spring Templates, Microservices, AWS Web Services using Axis and Jersey Frame works, Java 8. Involved in CICD process using GIT, Nexus, Jenkins job creation, Maven build, Create Dockers image and deployment in AWS environment. Implemented EAI, B2B integration, EDI and Service Oriented Architecture (SOA) applications using technologies; webMethods 7.1 (webMethods Developer, webMethods Trading Networks, webMethods Integration Server, My webMethods Server, webMethods JDBC Adapter, webMethods AS400 Adapter, and webMethods WebSphere MQ Adapter), J2EE, XML. Analysis, Design, Development and Maintenance of Electronic Data Exchange (EDI), XML, web services, and Flat File integrations webMethods installation, upgrade, apply patches, fixes, server clustering, and reverse invoke. Worked on multiple Data Structures, and Algorithm concepts. Worked on New Business Accelerator program in DXC for improving the mentorship, increasing in pulling of investors and other support systems which help them in becoming stable, and self-sufficient for the growth of their business. Implemented RESTful Web services in Service Oriented Architecture (SOA) to retrieve data from service and made REST API calls from AngularJS, Angular10, and parsed the data to client and handled the security using Spring Security. Deploy and monitor scalable infrastructure on Amazon web services (AWS configuration management) using puppet. Launching Amazon EC2 Cloud Instances using Amazon Web Services (Linux/Ubuntu) and configuring launched instances with respect to specific applications. Written cookbooks for various packages and installed them on VMs to perform QA testing. Responsible for managing the Chef Client nodes and upload the cookbooks to chef-server from Workstation. Set-up Jenkins AWS Code Deploy plugin to deploy to AWS. Integrated Amazon Cloud Watch with Amazon EC2 instances for monitoring the log les, store them and track metrics. Created AWS S3 buckets, performed folder management in each bucket, Managed cloud trail logs and objects within each buckets. Improved operational efficiency by re-designing SSO based authentication (primarily SAML). Written PHP Scripts/PHPUnits for application logic and access database (MySQL) layer. Used servlets as front controllers, jQuery , AngularJS, Angular10, Angular9, JSP, HTML, and CSS on front end and JavaScript for client side validations. Worked with Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture for the betterment of both front-end and back-end applications which run on multiple platforms/cross-platforms. Sync Elasticsearch Data between the data centers using Kafka and logstash. Managing Kafka Cluster and integrating Kafka with elastic. Worked on Massachusetts Medical and Medicare Management Information Systems to support their Legacy systems/applications handling medical insurances, healthcare information etc. Worked on with Integrated Eligibility system supporting programs like Medicaid, CHIP, SNAP, TANF, and LIHEAP. Implemented several Continuous Delivery pipelines for different products using Jenkins, GO-CD, and Bamboo. Developed a Terraform plugins using Golang to manage infrastructure which improved the usability of storefront service. Used GO Lang for AWS Cloud monitoring and reduce the compile time for web servers and applications. Used GO Lang to deploy GO Lang web applications on containers such as Docker and Kubernetes. Responsible for designing and deploying new ELK clusters (Elasticsearch, logstash, Kibana, Kafka, zookeeper). Worked on Elasticsearch mapping creating, document indexing, including deploying, managing, and tuning/optimizing large-scale Elasticsearch clusters. Utilized Cloud Watch to monitor resources such as EC2, CPU, memory, Amazon RDS, DB services, DynamoDB tables, EBS volumes. Worked on AWS Cloud platform and its features, which includes EC2 AMI, EBS Cloud watch AWS Config, Auto-scaling, IAM, AWS and S3, DynamoDB, SQS. Worked with Java micro services in Spring Cloud and Spring Boot. Implemented a Continuous Delivery pipeline with Docker, Jenkins, GitHub, and AWS. Microservices have been built using Spring Boot, Spring security and deployed to AWS cloud. Used AWS SDK for connection to Amazon S3 buckets as it is used as the object storage service to store and retrieve the media files related to the application. Involved in CICD process using GIT, Nexus, Jenkins job creation, Maven build, Create Dockers image and deployment in AWS environment. Configured the Docker Containers and creating Dockers files for different environments. Developed unit-testing framework using JUnit test cases for continuous integration testing. Working on Continuous Integration (Jenkins) to configure the project jobs to build on daily/weekly basis. Extensively Worked on Continuous Integration and Continuous Deployment (CI/CD) and DevOps based tools like Terraform, Ant, Maven, Jenkins, Docker, Kubernetes for build/release pipelines and other DevOps operations. Environment: Java 8/11, Spring, JDBC, Restful, AWS, Microservices, Docker, Log4J, Maven, Windows, Junit, Mockito, JIRA, Ant, PCF, Maven, Jenkins, Kubernetes, DevOps, Node.js, typescript, React.js, GIT, Redis, HTML, CSS, JavaScript, jQuery, Junit, Sonar, Tomcat, JBOSS, SQL, Mybatis AWS EC2, ECS, S3, SNS, SQS, RDS, AWS LAMBDA, AWS CloudFormation, Terraform, DynamoDB, Elasticsearch, Splunk, SignalFX, Kafka, Ext.js, postgresql, Elastic Search, Next JS, Redux, Bootstrap, Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture, Elasticsearch, Golang, Angular9/8/7, AngularJS, Springboot, Microservices, Serverless, AWS Cognito, Lambda functions, MongoDB, Redis, Python, Groovy, BASH. JSF, SQL, Hibernate, JPA, MyBATIS, SpringMVC, EJB, JDBC, JSP and XML,Rational Application Developer (RAD), Websphere Application Server (WAS), DB2, IBM MQSeries, Apache Solr, Swagger, Postman, SoapUI, Splunk, Kinesis, Grafana, CloudWatch, GraphQL, DynamoDB, REST API, Docker, Kubernetes, DevOps, Python, AWS CDK, SQL, Mainframe, Kotlin, Scala, PHP, PCF, JBPM, ServiceNow, IBM ODM 8.7, WebSphere Application Server 8.7, Web services, RSA/Studio/Decision Server, Decision Center, REST, JSON, webMethods IS 7.1.2, webMethods Developer 7.1.2, webMethods Broker 7.1.2, webMethods Trading Networks 7.1.2, webMethods Deployer 7.1.2, My webMethods Server Client: Western Union, Denver, CO Dec 2017 to Jun 2018 Role: Java Full Stack Developer Responsibilities: Developed applications using Spring MVC, Spring Batch, on the presentation layer, the business layer is built using spring. Designed the system based on spring MVC Model architecture. Developed a business logic layer using spring Dependency Injection and client-side Java-beans for DAO Design Patterns. Create internal dashboards, alerts, and scheduled reports to monitor overall Splunk performance. On boarded new data into a multi-tiered Splunk environment. Implemented batch configuration in spring boot application. Created the Maven project to integrate spring boot, Restful API, Oracle & Microservices. Involved in developing and delivery of a microservice application utilizing the AWS stack like S3, EC2, DynamoDB, Kinesis, SNS, SQS. Worked on Java Multithreading, Collections & Coherence Framework. Implemented Java Multithreading to refresh the cache at a given set of time interval. Using Elasticsearch for powering not only Search but using ELK stack for logging and monitoring systems end to end. Wrote pipeline configuration file that pulls and enriches data that comes from Kafka before gets into Elasticsearch. Involved in process for builds and deployments with Maven, and Jenkins for continuous integration. Release Engineer for a team that involved different development teams and multiple simultaneous software releases. Red hat Linux server and VM build. Installation, configuration of webMethods Integration Server, Broker Server, Trading Networks, Adapters. Developed dynamic responsive Web Application by integrating AngularJS, Angular9 with Bootstrap which is further integrated with Web Services. Worked on with Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture to handle AWS cloud based applications. Automate infrastructure using puppet to manage and deploy private cloud instances. Setup and Install Puppet workstation, Puppet Server and bootstrapping the Puppet Clients. Worked with AWS Cloud computing and involved in creating AWS instances and deployed Linux and Ubuntu on AWS environment and migrating applications onto AWS. Worked on AWS Cloud platform and its features which includes EC2, VPC, EBS, AMI, SNS, RDS, EBS, Cloud Watch, Cloud Trail, Cloud Formation AWS Con g, Autoscaling, Cloud Front, IAM, S3. Setup the lifecycle policy jobs to archive the Amazon S3 content to Glacier. Amazon AWS-EC2 VPC and Virtualization, VMWare server Infrastructure build design solutions. Resource management like installing packages, manage services needed to run, user management, cron job setup etc. Manage Puppet server in pushing the con gure changes to client nodes, monitoring the logs and security. Designed and distributed private cloud system solution using Kubernetes (Docker) on CentOS and used it to deploy scale, load balance and managed Docker containers with multiple names spaced versions. Worked on Docker- Compose, Docker-Machine to create Docker containers for testing applications in the QA environment and automated the deployments, scaling, and management of containerized applications across clusters of hosts using Kubernetes. Created Docker Images using a Docker file, Docker container snapshots, removing images and managing Docker volumes. Created User services in Cloud Foundry for connecting database with different life cycles using spring profile. Created SOAP web service in pushing data to downstream systems and Implemented request and response objects using SOAP web services. Developed and written Stored Procedures and views to extract the needed data from DB2 and reflect on the UI. Created DB2 Server Stored Procedures for implementing business logic at the database level. Environment: Java 1.8, Microservices, Spring boot, Multi-threading, Restful Web Services, GitHub, DevOps, AWS, Node.js, typescript, React.js, GIT, Redis, HTML, CSS, JavaScript, jQuery, Junit, Sonar, Tomcat, JBOSS, SQL, Mybatis, AWS EC2, ECS, S3, SNS, SQS, RDS, AWS LAMBDA, AWS CloudFormation, PCF, Terraform, DynamoDB, Splunk, SignalFX, Kafka, Ext.js, Elasticsearch, Next JS, Redux, Bootstrap, Docker, Kubernetes, Puppet, AngularJS, Angular6/5, Springboot, Microservices, Serverless, AWS Cognito, Lambda functions, Kinesis, PostgreSQL, MongoDB, Redis, Python, Groovy, BASH, JSF, SQL, Hibernate, JPA, MyBATIS, SpringMVC, EJB, JDBC, JSP and XML,Rational Application Developer (RAD), Websphere Application Server (WAS), DB2, IBM MQSeries, Apache Solr, Swagger, Postman, SoapUI, Splunk, Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture, Grafana, CloudWatch, GraphQL, DynamoDB, REST API, Python, AWS CDK, SQL, Mainframe, Kotlin, Scala, PHP, PCF, JBPM, IBM ODM 8.6, WebSphere Application Server 8.7, Web services, RSA/Rule Designer/Decision Server, Decision Center, webMethods IS 4.6/6.5/7.1, webMethods Developer 4.6/6.5/7.1, webMethods Broker, webMethods Trading Networks Client: Quest Diagnostics, Kansas City, KS Oct 2016 to Nov 2017 Role: Java Full Stack Developer Responsibilities: Involved in (SDLC) Requirement Analysis, Design and Develop and Implement the application using J2EE technology. Involved in Development of Restful web services using Jersey for the functionalities like account creation, account amendment, account deactivation, account reactivation. Documented results and interacted with client team and take ownership of key deliverables. Implemented JMS for communication by diverting the messages into a queue. On implementing JMS, migrated the application from Apache Tomcat to JBoss. Developed code with Java SDK to connect with AWS services. Worked with S3 for storing and retrieving data stored in the S3 buckets, AWS SQS, for bulk email processing, data backup, and archiving on AWS using S3, Glacier, DynamoDB, to store the data for metrics and backend reports. Developed web applications using Rational Application Developer (RAD) and deployed it in WebSphere application server. Used Log4J for logging framework and error handling. Responsible for writing ow services using WebMethods Developer to map EO Canonical documents to SIM documents. Created database packages, procedures, functions, triggers, views, and materialized views using Oracle PL/SQL. Used Git for version control. Developed web and cloud-based software development kits/tools using Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture. Implemented Disaster management for creating Elasticsearch clusters in two DC and configure logstash to send same data to two clusters from Kafka. Worked on collecting Kubernetes metrics using Prometheus and send to Elasticsearch. Analysis the logs data and filter required columns by logstash configuration and send it to Elasticsearch. Managed configurations of multiple servers using Ansible. Written multiple manifests and customized facts for efficient management of the Ansible clients. Written scripts in Python to automate log rotation of multiple logs from web servers. Written Python scripts to create test cases during two-week sprints using agile methodology. Performed AngularJS, Angular8 Form Validations and AngularJS, Angular8 Forms properties with ng-show and created a custom validation directive for comparing two input values. Launching Amazon EC2 Cloud Instances using Amazon Images (Linux/ Ubuntu) and configuring launched instances with respect to specific applications. Working with AWS services such as EC2, VPC, RDS, CloudWatch, CloudFront, Route53 etc. Focus on continuous integration and deployment, promoting Enterprise Solutions to target environments. Configuring and Networking of Virtual Private Cloud (VPC) and Cloud Foundry. Written Cloud formation templates and deployed AWS resources using it. Creating S3 buckets and managing policies for S3 buckets and Utilized S3 bucket and Glacier for storage and backup on AWS. Implemented Git mirror for SVN repository, which enables users to use both Git and SVN. Implemented Continuous Integration using Jenkins and GIT. Deployed JAVA/J2EE applications through Tomcat Application servers. Worked on with Integrated Eligibility system supporting programs like Medicaid, TANF, and LIHEAP. Worked with a complex environment on Red Hat Linux and Windows Servers while ensuring that these systems adhere to organizational standards and policies. Strong in building Object Oriented applications using Java, writing Shell Scripts on UNIX Generated Perl & UNIX scripts for build activities in QA, Staging and Production environments. Used monitoring tool JIRA and triaged the issues and maintained bugs using JIRA tool. Creating CloudWatch alerts for instances and using them in Auto scaling launch configurations. Implemented and maintained the monitoring and alerting of production and corporate servers/storage using AWS CloudWatch. Managed the integration of new software projects and products into the build environment. Involved in planning process of iterations under the Agile Scrum methodology. Coded and delivered middleware for Authorization/Referrals to process inbound and out bound messages to deliver transactions in a guaranteed delivery mechanism to relevant systems of record. Environment: Java 1.7, J2EE, JDK 1.7, AWS, Spring 3.2.5, RESTFUL Webservices, Eclipse 4.3, SQL, PCF, PL/SQL, JBoss 4.2, Log4j, Oracle 11g, JUnit, Maven, Git, Jenkins, JIRA, JMS, Node.js, typescript, React.js, GIT, Redis, HTML, CSS, JavaScript, jQuery, Junit, Sonar, Tomcat, JBOSS, Mybatis, PCF, AWS EC2, ECS, S3, SNS, SQS, RDS, AWS LAMBDA, AWS CloudFormation, Docker, Kubernetes, Terraform, DynamoDB, Elasticsearch, Kinesis, Splunk, SignalFX, Kafka, Ext.js, postgresql, Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture, Elasticsearch, Next JS, Redux, Bootstrap, Python, UNIX, PERL, AWS CloudWatch, Kafka, Angular4/3, AngularJS, Springboot, Microservices, Serverless, AWS Cognito, Lambda functions, PostgreSQL, MongoDB, Python, Groovy, BASH, JSF, SQL, Hibernate, JPA, MyBATIS, SpringMVC, EJB, JDBC, JSP and XML,Rational Application Developer (RAD), Websphere Application Server (WAS), DB2, IBM MQSeries, Apache Solr, Swagger, Postman, SoapUI, Splunk, Grafana, CloudWatch, GraphQL, DynamoDB, REST API, Python, AWS CDK, SQL, Mainframe, Kotlin, Scala, PHP, PCF, JBPM, IBM ODM 8.5, WebSphere Application Server 8.7, Web services, RSA/Rule Designer/Decision Server, Decision Center, webMethods Developer 6.1, webMethods IS server 6.1, webMethods Administrator Client: Nissan, Franklin, TN July 2015 to Sept 2016 Role: Java Full Stack Developer Responsibilities: Involved in Analysis, Design, Development, Integration and Testing of application modules using AGILE (SCRUM) methodology. Developed the application using Struts Framework with respect to Model View Controller architecture. Designed Database and wrote SQL queries and Stored Procedures for interacting with the Oracle database. Designed Frontend within object-oriented JavaScript Framework like Bootstrap, Node.js. Extensively used Core Java such as Multi-Threading, Exceptions, and Collections etc. in Application Worked on J2EE components such as EJBs, Entity beans, JMS, Web Services, XML, SOAP. Used Log4J to capture the logging information. Worked on separating Java URL s Data from Elasticsearch Cluster and transfer to another cluster Using Logstash. Used Angular JS and jQuery library functions for the logical implementation part at client side for all the application. Designed and implemented Java engine and API to perform direct calls from front-end JavaScript, Node.JS, AngularJS to server-side Java methods. Worked as the webMethods migration consultant. Installation and configuration of the webMethods 6.5 platform including My webMethods Portal. Responsible for migration of more than 70 interfaces from IS 6.0.1 integrations to new wM 6.5 environment. Involved in upgrading and configuring of SoloAdmin, Integration Server, Broker, Trading Network, and JDBC Adapters from 6.0.1 to 6.5. Cofigured webMethods Adapters (Jdbc, Oracle apps) using webMethods Administrator. Created Brokers, Client Groups, Document Types, and Events using webMethods Administrator. Developed FLOW and Java Services on the webMethods 6.5 platform using Developer to support the migration activities also replaced the deprecated services with the corresponding new services. Modified webMethods database upgrade scripts (TN, core Audit and Process Audit) to upgrade the database. Developed scripting and Integrating Components for Publishing and Subscribing Documents. Responsible for error handling implementation Created services to integrate with XML based applications using webMethods Developer 6.5. Created common utility packages and common error handling routines. Setting up Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture, AngularJS for UI development. Used Bootstrap library to quickly build project UI's and used AngularJS framework to associate HTML elements to models. Efficiently handled periodic exporting of SQL data into Elasticsearch. Created aggregate log search system using Log stash and Log stash-forwarder/Filebeat and Elasticsearch. Used Curator API on Elasticsearch to data backup and restoring. Implemented a centralized logging system using log stash configured as an ELKstack (Elasticsearch, Log stash, Kibana) to monitor system logs, AWS Cloud Watch, VPC Flow logs, Cloud Trail Events, changes in S3 etc. Using Jenkins AWS Code Deploy plugin to deploy to AWS. Configured the Ansible playbooks with Ansible Tower so that other users can run them with just a push of a button. Demonstrated on Ansible along with Ansible Tower can be used to automate different softwares. Implemented the Master slave architecture to improve the performance of Jenkins. Troubleshoot the issues raised in Jenkins while using for continuous integration and deployment. Conducting analysis on ANT build projects for conversion and converting to MAVEN build projects. Installed Chef-Server Enterprise On-Premises/WorkStation/ Bootstrapped the Nodes using Knife. Used SVN version control system for maintaining the component and for release and version management. Developed business logic in customizable and modular way, which meets the complex client requirement changes, as per the client specifications and specified coding standards. Responsible for backup and implementation of redundant database systems. Used Base camp for project management and project status updates. Environment: Java/J2EE, PCF, Oracle J Developer, Node.js, typescript, EJB's, MDB's, JMS, WebLogic11g, DML, MVC, SOAP, Junit, Log4J, SVN, Squirrel SQL Client, T-SQL, IBM Rational Rose, Python, MongoDB, AWS, Node.js, typescript, React.js, GIT, Redis, Docker, Kubernetes, HTML, CSS, JavaScript, jQuery, Junit, Sonar, AWS EC2, ECS, S3, SNS, SQS, RDS, AWS LAMBDA, AWS CloudFormation, Terraform, DynamoDB, ElasticSearch, Splunk, SignalFX, Kafka, Elasticsearch, React JS, Next JS, Redux, HTML, CSS, Bootstrap, Java Script, Ansible, Chef, Jenkins, SVN, logstash, Kibana, AWS CloudWatch, AngularJS, Angular2/1 Springboot, Microservices, Serverless, AWS Cognito, Lambda functions, PostgreSQL, Redis, Groovy, BASH, JSF, SQL, Hibernate, JPA, MyBATIS, SpringMVC, EJB, JDBC, JSP and XML,Rational Application Developer (RAD), Java, Micro frontends, Vue.JS, Slate, React.JS, Angular, Spring, J2EE, Microservice Architecture, Websphere Application Server (WAS), DB2, IBM MQSeries, Apache Solr, Swagger, Postman, SoapUI, Splunk, Grafana, CloudWatch, GraphQL, REST API, PCF, Python, AWS CDK, SQL, kinesis, Mainframe, Kotlin, Scala, PHP, PCF, JBPM, IBM ODM 8.4, WebSphere Application Server 8.7, Web services, RSA/Rule Designer/Decision Server, Decision Center, webMethods Developer 6.x, webMethods IS server 6.x, webMethods Administrator, webMethods Trading Networks, webMethods Broker Client: Nekstgen, Hyderabad, India May 2012 to Dec 2014 Role: Java Full Stack Developer Responsibilities: Worked on developing backend services for various dealer services. Developed a Service layer using Core JAVA, Spring, Rest and SOAP web services. Designed and developed Jersey based Restful web services for customer health history analysis services. Developed Service layer with REST and SOAP Web Services and tested services using SOAP UI tool with test data for requests. Developed SOAP web services with contract first approach by designing XSD, WSDL and integrating with build to generate the necessary artefacts. Used Spring Aspects for implementing functionalities like logging functionality. Designed and implemented transaction management using Spring AOP. Designed and implemented application using Spring MVC, Spring IOC, Spring Annotations, Spring AOP, Spring Transactions, SQL, Maven, Oracle. Used Hibernate framework for back-end development and spring dependency injection for middle layer development. Developed JMS messaging queues for the asynchronous communication. Installed and configured JBOSS on Linux server for Dev and QA environments. Deployed the application on JBOSS in DEV and QA environments. Used SVN for version control. Resolved merge conflicts while working different branches. Developed a logging component using Apache Log4J to log messages and errors. Debugged the QA issues and tested on QA and UAT servers. Used putty to connect to Linux servers to analyze the application logs in resolving the applications errors and issues. Maven is used as a build framework and Jenkins for the continuous integration. Environment: Core Java, spring (Core, ORM), Spring MVC, Eclipse IDE, JBOSS, Oracle, Maven, Windows7, SVN, Linux, Node.js, typescript, React.js, HTML, CSS, Java Script, Bootstrap, Next JS, Redux, Scala Educational Details: Masters in Computer Information Systems, California University of Management and Sciences, CA Bachelors in Computer Science & Engineering, JNTUH Keywords:cprogramm cplusplus continuous integration continuous deployment quality analyst user interface message queue javascript sthree database active directory information technology golang trade national procedural language Arkansas California Colorado Kansas Tennessee Texas Virginia Washington