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Lakshmi Manasa - Java Developer

[email protected]

Location: Dallas, Texas, USA

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Manasa Alamuri [email protected] phone: 9803048245 Sr. Full Stack Java Developer PROFESSIONAL SUMMARY Around 9+ years of extensive experience in the Software field, Excellent hands-on experience on Core Java, J2EE,C#Struts, JSP, Spring framework, Servlets, SQL, JavaScript, Angular, XML, HTML 5, CSS 3, JDBC, Oracle 11g. Strong development experience in J2EE technologies including Servlets, JSP, JDBC, JMS, XML, and Struts, XSL, XSLT, JUnit, Log4J, JavaScript, SQL, PL/SQL, JAVA, Cloud Computing and Cloud Engineering Expertise in Core Java concepts such as Generics, Multi-Threading, Collections, Exception Handling, Garbage Collection, and File Input/output. Migrating the existing project to Microsoft Azure with Azure services Experience with Cloud Computing Service environments like (AWS) Amazon Web Services (EC2, EBS, EKS, S3, ELASTIC SEARCH, Fargate). Good knowledge of designing, deploying and operating highly available(AWS) and Azure Proficient experience of using the databases such as MySQL, DB2, Oracle 11g PL/SQL. Experience with full software development life-cycle, architecting scalable platforms, object-oriented programming, and Agile methodologies. Worked Closely with SME's Proficient in developing web page quickly and effectively using HTML 5, CSS3, JavaScript, jQuery and, also experience in making web page cross browser compatible. Expertise through all parts of Software Development Life Cycle (SDLC) in developing web applications using JAVA, J2EE, EJB, Web services, SOA, SOAP, REST filet Experience in Applications using AJAX, Object Oriented (OO) JavaScript, JSON, JSONP, and XML. Excellent skills in building Single Page Application (SPA) using JavaScript frameworks like Angular JS, Node JS. Experience developing with large microservice-based architectures, container frameworks: Kubernetes/Amazon EKS. Hands on experience in Front-End technologies like Angular Js 1.4.7, Bootstrap 3.1, HTML5, JavaScript, CSS3, JQuery, Google Web Toolkit (GWT), Tag Libraries, Custom Tags, Ajax and Node JS and Exits. Sound understanding and good knowledge on Require JS, React JS, Backbone JS. Worked on CSS Background, CSS Positioning, CSS Text, CSS Border, CSS Margin, CSS Padding, CSS Table, Pseudo Classes, Pseudo Elements and CSS Behaviour. Proficiency in developing Web applications using Servlets, JSP, JDBC, EJB2.0/3.0, web services using JAX-WS2.0 and JAX-RS APIS. Responsible for implementation of java integration components for JBPM and DROOLS Expertise in the Apache Camel Integration Framework, in conjunction with Apache CXF and Active MQ. Experienced in working with Spring Integration.EJB Session Beans were used to process request from user interface using OSS. Experience in developing and consuming Web Services using WSDL, SOAP, HTTP, and UDDI. Implemented Hibernate for the ORM layer in transacting with Oracle database and developed HQL queries for CRUD. Good experience in all phases of Software Development Life Cycle (SDLC) - Analysis, Design, Implementation, Integration, Testing and Maintenance of applications. Good experience in designing, developing several multi-tier Web based, Client-Server and Multithreaded applications. Good experience in using Object Oriented Analysis and Design concepts and Service Oriented Architecture (SOA) mostly in cross platform environments. Utilized Agile Methodologies (Scrum) to manage full life-cycle development of the project. Experience in CSS pixel-level layout, Consistency with browsers, Version and Platform Independence. Hands-on Experience in JSP, Frameworks like Struts on the Java platform. Ability to identify and gather requirements to define a solution to be built and operated on AWS. Good working knowledge on CVS, SVN, and GIT for code management and version control. Knowledge on web debugging tools (Firebug debugging tool) and used integration Testing frameworks and libraries like Jasmine and Karma for Angular JS and Node.js. Proficient with container systems like Docker and container orchestration like EC2 Container Service, Kubernetes, worked with Terraform. Managed Docker orchestration and Docker containerization using Kubernetes. Virtualized the servers using Docker for the test environments and dev-environments needs, also configuration automation using Docker containers. Experience in creating Docker Containers leveraging existing Linux Containers and AMI's in addition to creating Docker Containers from scratch. Implemented the JavaScript library, D3.js for visualizing data with HTML, SVG & CSS. Experience inCloudArchitecturesuchasAWS (EC2, S3, RDS, R53, Aurora Serverless) andPCF Sound knowledge in working with browsers compatibility issues with browsers like IE, Firefox, Safari, Opera, Chrome and had experience in implementing project from the scratch. Created responsive WebPages and designing crossing browser compatibility for mainstream browsers and portable devices (mobile, tablet, laptop) by Bootstrap. Experience with employment of Apache Kafka and Zookeeper apart from JMS as messaging service. Proficiency with the application servers like Web Sphere, Web Logic, JBOSS and Tomcat. Involvement in using various IDE's like Dreamweaver, Notepad++, Sublime, Net Beans, Eclipse, Adobe Photoshop. Good experience to setup, configure continuous build processes using Jenkins, Maven and ANT. Ability to write clear, well-documented, well-commented and efficient code for web development. Extensive experience in deploying, managing and developing MongoDB clusters. Extensive experience working with RDBMS -PL/SQL programming on Oracle, MySQL and SQL Server, writing Stored Procedures and SQL Queries. Extensive experience in Postgresql as part of this I installed, configured, tested, monitored, upgraded and tuned new and exsisting Postgresql databases. Developed SQL reports that meet client requirements for applications. TECHNICAL SKILLS: Languages/API C, C++, Java 5/6/7/8, Java/J2EE, JDBC, UML, Design Patterns, HTML, JavaScript, SQL, Angular 2, PL/SQL. Frameworks Spring 4.2, Hibernate 5.0.2, Spring 4.2. IDEs Eclipse 4.6/4.5, IntelliJ, Spring Tool suite 2.x/3.x Web technologies HTML, CSS, Servlets, JSPs, XML, JQuery, Ajax, AngularJS and Bootstrap. Tools SQL Developer, Log4J, SOAPUI, Postman. Web/Application Servers Apache Tomcat 8.x, Web Logic 9.x/10. X, Web Sphere 7.0/8.0 XML Tools JAXB, Apache Axis Web Services Methodologies Restful services, WSDL, SOAP, JAV-WS, CXF, AXIS, JAX-RS, JERSEY Agile, Waterfall. Testing technologies/tools Junit, Jtest, Log4J, JMeter, SeleniumWebDriver, Jasmine, Drools, Karma, Protractor, Jenkins, Docker, SoapUI, Mockito Database Servers Oracle 10g/11g, SQL Server 2000/2005/2008, MySQL, MongoDB, Cassandra Version Control Systems SVN, GitHub Build Tools ANT, Maven, Jenkins. Platforms Windows 2000/98/95/NT4.0, Windows 7, Windows 10, Linux, Unix, MacOS Education Details:- Bachelor's Computer Science Engineering JNTU India PROFESSIONAL EXPERIENCE Sr. Full Stack Java Developer HCL America Inc., Frisco, TX February 2023 Present Successfully designed and developed a scalable web application using Java, Angular, and Node.js, resulting in improved performance and user experience. Played a key role in identifying and resolving critical security threats and errors that could potentially impact application performance, ensuring data integrity and system stability. Implemented regular security and performance checks to proactively identify vulnerabilities and bottlenecks, resulting in increased system reliability and efficiency. Demonstrated a strong commitment to staying updated on technology trends and industry advancements, incorporating innovative tools and frameworks such as Angular, ReactJS, and Docker into the development process to keep the software at the forefront of innovation. Successfully collaborated with the development team to improve the overall application development process, implementing best practices, code review processes, and automation tools to enhance efficiency and productivity. Made significant contributions to the successful completion of multiple projects, ensuring that all tasks were completed within the defined timeline and budget, and meeting or exceeding client expectations. Actively participated in providing user support during application acceptance and deployment, offering timely resolutions and ensuring smooth onboarding and minimal disruptions. Successfully gathered, documented, reviewed, and updated business requirements in collaboration with teammates and customer representatives, ensuring that the application aligned with the specific needs and goals of the organization. Escalated and resolved integration issues to ensure seamless system functionality and prevent discrepancies between different components. Demonstrated excellent problem-solving skills by identifying and reporting disruptions before they escalated into larger problems, minimizing downtime and optimizing application performance. Maintained comprehensive documentation of maintenance and support activities, ensuring quality control and facilitating future updates and enhancements. Utilized strong programming skills in Java, JavaScript, HTML, CSS, jQuery, and web services (REST/SOAP) to write high-quality source code and develop complete applications that met client requirements. Proficiently utilized SQL, MySQL, and Oracle to write efficient database queries and optimize database performance. Applied expertise in Shell Script, Perl Script, and Linux to automate tasks, streamline processes, and improve development efficiency. Sr. Full Stack Java Developer Fidelity Investments, Westlake, TX June 2021 January 2023 Responsibilities: Currently working on developing new module GPCR for the ConneXion application. Used Spring framework including Spring core/IoC, Spring Web, Spring Security and implement the authentication, authorization, and access-control features by using Spring Security. Used Spring Inversion of Control (IoC) for injecting the beans and reduced the coupling between the classes and implemented the Model View Controller using Spring MVC. Used angular 5 for building single-page client applications using HTML and TypeScript. It is written in TypeScript. It implements core and optional functionality as a set of TypeScript libraries that you import into the applications. Created REACT views React JS, Web API, HTML5, CSS3 to display the data associating to a product for technical sales reps and partner users. Experience with Service oriented architecture (SOA), developing SOAP web services based on JAX-WS (Document Style) using HTTP Protocol on Bottom Up style development for creating Endpoints. implemented CORS ( cross origin resource sharing ) using node JS and developed REST using node and express,MONGOOSE modules Building/Maintaining Docker container clusters managed by Kubernetes Linux, Bash, GIT , Docker, on GCP . Utilized Kubernetes for the runtime environment of the CI/CD system to build, test deploy. Changing the AWS infrastructure Elastic Beanstalk to Docker with kubernetes. Experimented with Docker, by using Docker-compose. Worked on infrastructure with Docker containerization. Kubernetes is being used to orchestrate the deployment, scaling and management of Docker Containers. Experience on Deployment Automation & Containerization (Docker, Kubernetes). Apache Beam is an open source unified programming model for batch and stream data processing that run on any execution engine. Worked in AgileTDD environment using SDLC tools like GIT,Jira, Jenkins, Maven for build packaging and deployments of the application components. Google Cloud Dataflow is the best place for users to run their Beam pipelines. Beam's vision is to give users the choice of language and execution engine. Designing and implementation of public and private facing websites on AWS Cloud. Migrating from On-Premise Infrastructure to AWS Cloud. Developed API for using AWS Lambda to manage the serverless architecture and run the code in AWS. Configured and managed various AWS Services including EC2, RDS, VPC, S3, Glacier, CloudWatch, CloudFront, Route53, SQS, SNS etc. Worked with AWS Discovery tool and architecture assessments providing critical data for migrating to AWS. Design, Implement and maintain all AWS Infrastructure and services within a managed service environment. Design, Deploy and maintain enterprise class security, network and systems management applications within an AWS Environment. Created Lambda functions to automate processes in the Cloud. Used Java 8 Method References feature to point to methods by their names and used functional Interfaces. Extensively used Java 8 features such as lambda expressions, Parallel operations on collections, multithreading and for effective sorting mechanisms. Work as part of the GCP dev infrastructure team to design and implement appropriate business security measures on the new cloud environment Worked on Kubernetes to orchestrate docker containers across tested, stage environments. Migrating SOA applications to highly scalable Cloud Native Container based with Confidential EKS (Kubernetes on AWS). Create technical solutions for ensuring optimial security of any and all software and system technologies - from the physical layer through the virtual layer and in to the application layer is required Design and implement penetration test case specifications Evaluate, enginner, implement and support said technologies to ensure optimal security remediation and lock down techniques across the platform - at both the lasS and pass level Integrate the GCP platform with the firms identity and acess management systems (Active directory) and leverage industry best practices for authentication and authorization Experience in implementing using Spring MVC model integration for front- end request action controller Involved in implementation of MVC pattern using angular JS , node .JS JSF and spring controller. Experience in using various Amazon Web Services (AWS) Components like EC2 for virtual servers, S3. Implemented the application using Spring Boot Framework and handled the security using Spring Security. Experienced with front-end frameworks like AJAX, Javascript,reactJS and angular JS Used Microservices to communicate using synchronous protocols HTTP and REST for implementing SOA. Application and developed cross browser and multi browser compatible web pages using HTML5, CSS3 and Bootstrap. Experience working with IVEr which is developed in VXML which will run on VXML platform. Actively involved in Analysis, Design, Development, System Testing and User Acceptance Testing. Successfully followed agile methodology in the Scrum Cycle model. Worked on developing Restful endpoints to cache application specific data in in-memory data clusters like REDIS and exposed them with Restful endpoint. Used Streams and Lambda expressions available as part of Java 8 to store and process the data. Consumed SOAP and Restful web services in SOA, environment and used SOAP UI for testing. Designed and developed API's using REST framework and Spring Boot and used Bootstrap along with ReactJS in creating the Application. Debugged and deployed SSIS packages into file system server and MS SQL server with the help of manifest files. Knowledge on all the AWS components like VPC, EC2, ELB, Auto Scaling, launch Configurations, S3, Glacier, Lifecycle rules for storage, Route 53, Cloud watch, Cloud Trial, RedShift, Volume and Snapshot management, SNS, IAM and Roles. Enhanced user experience by designing new web features using MVC Framework like Express JS and Node JS. Involved in consuming, producing SOAP and RESTful based web services Used Jenkins build for building and deploying of the applications and implemented force builds when the build fails. Developed Angular factories, and used Angular promise API for making asynchronous calls Developed the responsive UI web pages using XHTML, HTML5, CSS3, Angular JS 2, JavaScript, ReactJS and has worked with Angular JS filters in expressions and directives to filter data in the UI. Extensively used MVC, Factory, Delegate and Singleton design patterns. Experience in migrating projects from MS SQL server to ORACLE exadata. Utilized web sockets with react to maintain consistent anmd real -time state across users. Import excels data provided by users into SharePoint by using Import Spreadsheet template. Strong Core Java background with experience in Collections, Multi-Threading, Java 8, Interfaces, RMI, Serialization, Synchronization, Exception Handling, Java Swing, OOPs techniques, Logging and Performance Tuning. As part of project I worked on OAuth2 for accessing the cloud storages like box , onedrive, google drive, drop box. I developed two-step authentication for security and PCI compliance. Environment: J2EE, Java 1.8,Java8,Spring framework, Spring MVC,JIRA, Hibernate, JSP, AWS, AJAX, SOA, TDD, Web Services, SQL Server, Microservices, XML, Ext JS, NodeJS, AngularJS, Angular2.0,Angular4 Typescript, JQuery, JavaScript, IBM RAD 9.1, WebSphere 8.5, Agile Methodology, Design Patterns, PCF, Clear Case, Apache Maven, Apache Cassandra, MongoDB, JUnit, Html, Unit, XSLT, HTML/DHTML, JENKINS, Spark, Kafka,VXML,IVR, EC2, ELB, Route53, S3, EBS, EFS, CloudWatch, IAM, AMI, Auto Scaling Groups, RDS, S3, IAM Roles. Sr. Java Full Stack Developer United Airlines, Chicago, IL October 2019 to May 2021 Responsibilities: Actively involved in Analysis, Design, Development, System Testing and User Acceptance Testing. Successfully followed agile methodology in the Scrum Cycle model. Designed and developed Microservices using REST framework and Spring Boot and used Bootstrap along with AngularJSin creating the Application. Experience working in Agile development following SCRUM process, Sprint, and daily stand-up meetings. Maintained Interface compatibility and concurrency in the project using Java 8 new features like default, static methods and Concurrency API. Implemented RESTful Web services to retrieve data from client side and made REST API calls from Angular JS and parsed the data to project to client and handled the security and Authorization using Spring Security and OAuth1/2 Maintain and support the ELC implementation of Oracle/Hyperion's EPM suite for both the CPM and Door P&L applicatons with a particular emphasis on the custom Financial Data Repository (oracle database). Working knowledge of Hyperion EPM suite v11.1.1.3 HFM, Planning and Essbase as well as all related toolsets: EIS, EAS, FDM, ODI and Smartview. Create, monitor and maintain Hyperion applications including Planning, Essbase, DRM, FDM, Command Center and other related automated processes Used Cloud Watch to create cloud watch alarms, used Amazon EKS (Elastic Kubernetes Service) service with the Kubernetes to manage the clusters. Produced as well as consumed RESTful web services using Jersey API's Used Jenkins to build and automate the deployment process. Extensive experience with AgileTeam Development and Test-Driven Development using JIRA. Used NodeJS for doing non-blocking design operation for server-side code and Angular.js framework in developing various UI components. Worked on the modernization of a legacy and outsourced UI technologies used were Angular JS 2/4, Angular Materials 2, CSS, Node JS, Express JS and AWS (Amazon Web Services). Developed the responsive UI web pages using XHTML, HTML5, CSS3, Angular JS 2, JavaScript, node JS and has worked with Angular JS filters in expressions and directives to filter data in the UI. Angular4 is a JavaScript framework for building web applications and apps in JavaScript, html, and TypeScript, which is a superset of JavaScript. Angular provides built-in features for animation, http service, and materials which in turn has features such as auto-complete, navigation, toolbar, menus, etc. Designed, build and deployed applications utilizing AWS EC2, Route53, S3, RDS, DynamoDB, Lambda, SQS and IAM etc. Designed, built, and deployed a multitude applications utilizing almost of the AWS stack (Including EC2,R53, S3, RDS, Dynamo DB, SQS, IAM, and EMR), focusing on high-availability, fault tolerance, and auto-scaling). Design and develop serverless integration solutions with different channels by AWS Cloud formation, AWS Lambda, AWS API Gateway, AWS DynamoDB, AWS SQS, AWS SNS, and AWS Cognito. Created migration roadmaps for AWS Cloud, designed architecture model compliant Security Policies and Standards. Developed Disaster Recovery Plan and Business Continuity Proposal Utilizing AWS Services. Designed and Architected highly available, cost effective and fault tolerant systems using multiple EC2 instances, Auto Scaling groups, Elastic Load Balancers and AMIs. Defined AWS Security Groups and Access Control Lists (ACL s) which acted as virtual firewalls that controlled the traffic allowed to reach one more AWS EC2 Instances Created and configured VPN Tunnel for AWS VPC to communicate to corporate network. Designed and coded application components in an Agile environment utilizing a Test Driven Development (TDD) approach. Worked with advanced MVC framework such as Spring-IOC, AOP, MVC and Batch which is used for implementing backend functionality Utilized web sockets with react to maintain consistent anmd real -time state across users. Involved in responsive design and developed a single ISOMORPHIC responsive website that could be served to desktop, Tablets and mobile users using React.js. Implemented various screens for the front end using React.js and used various predefined components from NPM (Node Package Manager) and Redux library. Used Redux to store data from multiple API endpoints. Using IVR conducted complete analysis of system and business requirements Used React-Router to turn application into Single Page Application Support & Enhancement to the existing implementation of correspondence components which are developed using EJBs, JPA and Web Services / JMS Technologies Used Hibernate, object/relational-mapping (ORM) solution, technique of mapping data representation from MVC model to Oracle Relational data model with SQL-based schema. Involved in using React JS components, Forms, Events, Keys, Router, Animations and Flux concept. Used spring framework including Spring core/IoC, Spring Web, Spring Security and implement the authentication, authorization, and access-control features by using Spring Security. Used Spring Inversion of Control (IoC) for injecting the beans and reduced the coupling between the classes and implemented the Model View Controller using Spring MVC. Implemented the application using Spring Boot Framework and handled the security using Spring Security. Developed Hibernate with Spring Integration as the data abstraction to interact with the database of MongoDB. Developed single page applications, components using Angular JS directives, controllers, view and routing, service modules. Responsible for maintaining and expanding AWS (Cloud Services) infrastructure using AWS Stack especially worked with database setup and maintenance and created AWS EC2 instances Used Microservices to communicate using synchronous protocols HTTP and REST for implementing SOA. Provide expert technical leadership to customers and partners regarding all aspects of Pivotal Cloud Foundry (PCF). Developed single page applications using Angular 2, Typescript, HTML5, CSS3, and Bootstrap. Deployed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console and WebSphere admin scripts. Accomplished Work Load Management by creating Clusters. Involved in designing, developing and testing the web application by using the HTML5, CSS3, Project migration into cloud environment using AWS, Docker container. Application and developed cross browser and multi browser compatible web pages using HTML5, CSS3 and Bootstrap. Implemented code according to create AngularJS Controller, which isolate scopes perform operations. Created Typescript reusable components and services to consume REST API's using Component-based architecture provided by Angular 2. Environment: J2EE, Java 1.8, Spring framework, Spring MVC, Hibernate, JSP, AWS, AJAX, SOA, TDD, Web Services,SQL Server, Microservices, XML,JIRA, Ext JS, NodeJS, AngularJS, Angular2.0,Angular4 Typescript, JQuery, JavaScript, IBM RAD 9.1, WebSphere 8.5, Agile Methodology, Design Patterns, PCF, Clear Case, Apache Maven, Apache Cassandra,MongoDB, JUnit, Html, Unit, XSLT, HTML/DHTML, JENKINS, Spark, Kafka, Hyperion Java Full Stack Developer Charter Communication, Charlotte, NC August 2017 to Sep 2019 Responsibilities: Responsible for gathering and understanding the system requirements by interacting with clients. Generated the Class diagrams, Sequence diagrams extensively for all the process flows using RAD, MS VISIO. Designed and developed GUI screens for user interfaces using JSP, JavaScript, XSLT, AJAX, XML, HTML5, CSS3, Bootstrap, JQuery and DHTML. Used Node .JS and express.js to develop the relevant back end RESTful.API Developed Session and Entity (CMP) beans (EJB) for crucial business logic Developed a HTTPS server and implemented features to serve different file types(TLS) Extensively involved in coding with Core Java concepts like Collections, Exception Handling, Multithreading, Java I/O, and Generics to implement some business logic. Used Core, Context, and Security, Bean modules of Spring Framework. Implemented MVC, Singleton, Factory, DAO, Value Object, session, Facade, Data Access Object, Business Object paradigm. Used spring config server for centralized configuration and Splunk for centralized logging. Used Concourse and Jenkins for MicroServices deployment Developed API for using AWS Lambda to manage the Serverless architecture and run the code in AWS. Worked on provisioning highly scalable infrastructure on AWS using AWS Console. Define AWS Security Groups, NACL s to control the allowed traffic. Create Volume Snapshots and created AMI. Create IAM Roles to allow EC2 Instances to access S3 buckets. Devloped web API usingh node ,js react js and react native and hosted on multiple on lead balances API instances Created CRON jobs to back up to S3. Configure S3 Versioning and Lifecycle policies to back up files and optimize cost. Create and configured CloudFront distribution to help accelerate the web and assets delivery using CDN caching. Handling orchestration service and rule engine which is implemented in NodeJS. Used JQuery framework for creating front end applications and for Client Side validations. Used iBatis for designing, developing and maintain the data layer. Created Stored Procedures, SQL Statements and triggers for the effective retrieval and storage of data into database. Designed and deployed a multitude application utilizing almost all the AWS Including EC2, R53, S3, RDS, DynamoDB, SQS, IAM, Cloud Formation and lambda, focusing on high-availability and fault tolerance. Created Micro services as part Lambda function development using Node.js Serverless architecture.r5 Application developed on agile methodologies scrum and iterative method process. Used Apache Log4J logging API to log errors and messages. Created JUnit test suite to automate the testing of the business logic. Used React-Router to turn application into Single Page Application. Used ReactJS components, Forms, Events, Keys, Router, Animations and Flux concept. Building stable React components and stand-alone functions to be added to any future pages. Developed the Drag and Drop functionality using React-Dragabble. Used React-Autocomplete for creating Google maps location search on the webpage. Involved in 24x7 support, Maintenance and enhancement of the application. Automate the web application using Selenium-Automation tools. JPA and Spring Rest to provide a Restful Interface based on Spring Boot application Extensive experience in Postgresql as part of this I installed, configured, tested, monitored, upgraded and tuned new and exsisting Postgresql databases. Developed SQL reports that meet client requirements for applications. Environment: JDK 1.7, Spring framework, XML, HTML, JSP, AngularJS,Hibernate, iBatis, ANT, JavaScript, VSS, XSLT, CSS, AJAX, JMS, Spring Boot, Hibernate, SOAP, Web Services, AWS, Web Sphere Application Server, Tomcat, Oracle DB, MQ Series, JUnit, UNIX. Client: Westar Energy, Kansas, MO Jan 2016 July 2017 Role: Java/J2EE Developer Responsibilities: Participated in coding Spring AOP components for the Logging, Exception handling and Transactional Model to handle many requests Implemented Authentication & Authorization with Site Minder and spring security. Wrote application level code to interact with the backend databases using JQUERY, AJAX, Angular 4 and JSON. Excellent in front-end UI design implementations by writing HTML5/HTML, CSS3/CSS, Bootstrap, JavaScript to make better Single Page Application SPA working on Angular 4. Experience on configuring auto scalable and highly available microservices set with monitoring and logging using AWS, Docker, Jenkins and Splunk. Used Angular 4 directives such as ng-model, ng-bind, and ng-repeat to display data from Angular 4 controllers. Redeployed instances of APIs that are successfully build by the Jenkins job after recent changes on AWS. Used Bootstrap-Twitter to add front-end features for social communication in the application. Configured Apache Kafka Consumer and Producer metrics to visualize the Kafka system performance. Developed SOAP based web services using WSDL, SOAP, JAX-WS and AXIS. Produced as well as consumed RESTful web services using Jersey API's. Followed Java &J2EE design patterns and the coding guidelines to design and develop the application. Used Rabbit MQ as Java Messaging Service for producing and consuming data between applications. Responsible for building a single-page application using the Angular 4 development framework. Implementing directives and scope values using Angular 2 for existing web page. Responsible for checking the cross browser compatibility. Used Java Message Service (JMS) for reliable and asynchronous exchange of important information for status report. Use Node Package Manager (NPM) to manage the modules and used it to install useful tools such as Grunt, Express. Used Hibernate, object/relational-mapping (ORM) solution, technique of mapping data representation from MVC model to Oracle Relational data model with SQL-based schema. Working within SOA based enterprise framework to build web services for Middle Tier processing. Develop presentation tier using JSP, Java Script, HTML, and CSS for manipulating, validating, customizing, error messages to the User Interface. Creating automation and deployment templates for relational and NOSQL databases (standalone and RDS), including MSSQL, MYSQL, in AWS. Done with Web logic application server set up & deployed the application on it. Worked with GIT which is used as a version control tool in the project. Done with Unit testing using JUnit and Mockito. Environment: Java, J2EE, Spring MVC, IOC, AOP, Restful Web Service, Multithreading, Hibernate, Eclipse, Angular 2/4, NodeJS, CSS3, HTML5, Web logic Server, WSDL, SOAP, JAX-WS, AXIS, Jersey, Tomcat, Oracle 11g, Oracle SQL Developer, Jenkins, Docker, Kubernetes, Linux, PaaS, Photoshop, Kafka, GIT, JIRA. Capgemini, India February 2013 to July 2015 Java Developer Responsibilities: Understanding Use requirements participating in design discussions, implementation feasibility analysis both at the front-end and backend level, documenting requirements. Using RUP and Rational Rose, developed Use Cases, created Class, Sequence and UML diagrams. Application Modeling, developing Class diagrams, Sequence Diagrams, Architecture / Deployment diagrams using IBM Rational Software Modeler and publishing them to a web perspective with Java Doc. Participation did in Design Review sessions for development / implementation discussions. Designed & coded Presentation (GUI) JSP's with Struts tag libraries for Creating Product Service Components (Health Care Codes) using RAD. Extensively worked on front end, business, and persistence tiers using the struts frameworks. Designed and developed Service layer using Struts framework. Written and debugged the ANT Scripts for building the entire web application Developing Test Cases and unit testing using JUnit Involved in java multithreading to cascade multiple changes on multiple records in only one transaction and developed a batch process framework Used WSDL and SOAP protocol for Web Services implementation. Coded Action classes, Java Beans, Service layers, Business delegates, to implement business logic with latest features of JDK1.5 such as Annotations and Generics. Extensive use of jQuery, AJAX and JavaScript for front-end validations, and JavaScript based component development using Swing Component Framework with cross browser support. Appropriate use of Session handling, data Scope levels within the application. Extensively used Web Socket to connect client and server. Designed and developed DAO layer with Hibernate3.0 standards, to access data from IBM DB2 database through JPA (Java Persistence API) layer creating Object-Relational Mappings and writing PL/SQL procedures and functions Integrating Spring injections for DAOs to achieve Inversion of Control, updating Spring Configurations for managing Java objects using callbacks Prepared and executed JUNIT test cases to test the application service layer operations before DAO integration Automated the build and deployment process using ANT build script Creating test environments with WAS for local testing using test profile. And interacting with Software Quality Assurance (SQA) end to report and fix defects using Rational Clear Quest. Creating views and updating code to IBM Rational Clear case for Source code control. Solving QA defects, scheduling fixes, providing support to production application. Environment: Java: JDK, JSP, JSP Custom Tag libraries, JavaScript, EXT JS, AJAX, XSLT, XML, DOM4J, EJB, DHTML, Web Services, SOA, WSDL, SOAP, JAXB, IBM RAD, IBM WebSphere Application server, IBM DB2, UNIX, UML, IBM Rational Clear case, JMS, Struct Framework, Hibernate, PL/SQL, JUNIT, log4j, Ant. Keywords: cprogramm cplusplus continuous integration continuous deployment quality analyst user interface message queue javascript sthree database information technology microsoft procedural language Illinois Missouri North Carolina Texas