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Sri Nithin - Java Developer

[email protected]

Location: Austin, Arkansas, USA

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Above 10 years of professional experience in all the phases of software development life cycle like Design, Development, Integration of Client/Server environment, Documentation, Implementation and Testing. Experience in developing web applications using HTML 4/5, XML, XHTML, DHTML, CSS, CSS3(Sass, Less), Bootstrap, JavaScript, DOM, jQuery, Ajax, JSON, AngularJS, Angular2/6 and JSP. Experience in MVC client-side JavaScript frameworks AngularJS and Backbone JS. Experience in MVVM client-side JavaScript frameworks such as Angular6 and Angular9. Proficient with Typescript ES6 new features block scope, type restrictions, decorators, arrow functions, classes, interfaces, and modules (import and exports). Profound experience in Core Java 1.8 features like multi-Threading, concurrency, Stream and Filters API, Lambda functions and Functional interface programming. Expertise in implementation of J2EE Technologies: JSP, JTS, Servlets, JSF, JSTL, EJB transaction implementation, JMS, Struts2.0, Swing, Hibernate, Java Beans, JDBC, XML, Web Services, JNDI, Swing, Serialization and Externalization. Knowledge of developing applications using Microservice, SOA and Monolithic architectures. Extensively worked on the Spring life cycle and its related modules like Spring Core, Spring IOC, Spring AOP, Spring MVC, Spring Transaction Management, Spring Batch, Spring Cloud, and Spring data. Experience in developing web applications on MVC-based frameworks like Spring, Spring IOC, Spring Security, Spring Boot, Spring Cloud, and Spring MVC. Familiar with infrastructure as code (IAC) and have knowledge of Terraform for provisioning and managing cloud resources Experience in building MEAN applications using MongoDB, Express.JS, Angular-JS, and Node-JS. Creating RESTful Web services for communication with Node-JS, and Express-JS and installing client-side dependencies using Bower. Experience in using python libraries like Spyder, PyCharm, Pandas, and MySQLDB for database connectivity Developed the application using industry-standard design patterns like Singleton, Business Delegate, MVC and Factory Pattern, etc. for re-usability. Implemented security functionality for various projects using Spring security, JAX-WS for SOAP security, and Site minder (SSO). Authenticated Users accessing RESTful services using OAuth 2.0, OIDC, and JWT (Jason Web token). Experience in developing Microservices with Spring Boot and Node.JS (Express.JS) Experience in XML-based implementing SOAP services using JAX-WS framework with Apache CXF, Apache Axis2, and Documented with WSDL. Expertise intransaction frameworks like Spring AOP, Java Transaction API(JTA), and Spring Transaction Management (Propagation, Isolation, Rollback mechanism). Experience in developing persistence layer using ORM s (Object-Relational Mapping) frameworks like JPA, Hibernate, IBATIS, and Spring Data. Migrated spring app to spring-boot with DSTU3 and DSTU2 FHIR specifications. Proficient in OOAD Technologies developing use cases, Activity Diagrams, Sequence Diagrams, and Class Diagrams using case tools like Microsoft Visio and Rational Rose. Experience in working with Relational Databases like MySQL, Oracle12c/11g, SQL Server, DB2, and NoSQL databases like MongoDB, Cassandra, and CouchDB. Demonstrated proficiency in various technologies and frameworks, reflecting a strong foundation in database technologies, including hands-on experience with caching solutions such as Memcached and Redis Possess a foundational understanding of DevOps practices, complemented by hands-on experience with Docker and Git. Proficient in leveraging these tools to enhance development workflows, indicating a broader awareness of DevOps methodologies Experience in writing PL/SQL scripts, Triggers, Stored Procedures, views, and materialized views. Developed the Front-End and User Interface of ARWorks applications using Javascript, ES6, React, and Redux. Working experience of application servers like WebLogic, WebSphere, JBoss, and Apache Tomcat. Experienced in using Java-based Logging utility with Log4J. Experience with automation tools like Selenium and Cucumber. Modelled data in Health Intent in Foundation Medicine, using Foundation Medicine proprietary software, Excel, and FHIR (HL7). Experience to building scalable, stateless, resilient & highly available applications and services like AWS, and Heroku. Developed and Implemented Web Services using Quarkus. Having experience with Cloud Computing Service environments like Amazon Web services (AWS). Managed Amazon Web Services like EC2, S3 bucket, Elastic search, Auto-Scaling, Dynamo DB, and Virtual Private Cloud (VPC) through AWS Console and API Integration. Provided REST service for vendors to create authorizations provided requests are in FHIR specification. Excellent communication, interpersonal and analytical skills, and a highly motivated team player with the ability to work independently. Led the adoption of best practices for versioning and managing schemas in the schema registry, ensuring a standardized approach across projects. Responsible for analyzing various cross-functional, multi-platform applications systems enforcing. Applied the latest features introduced in Java 17, including enhanced language syntax, API improvements, and other advancements to streamline code development. Created reusable React components and managed application state with Redux. TECHNICAL SKILLS: Languages C, C++, Java, J2EE, SQL, PL/SQL and Python Enterprise Java Java, J2EE, Swing, RMI, Sockets, JDBC, Servlets, JSP, JMS, Java Beans, JSTL, JSF, Struts, EJB, Spring, JTA, JNDI and JPA Web/XML Technologies HTML5, CSS3, JavaScript, jQuery, ReactJS, AngularJS, Angular2/6, BackboneJS, ReactJS, XML, XSD, XSL/XSLT, SAX/DOM, AJAX, JSON, DOJO and NodeJS. Tools & Framework Struts, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, JMS, JSF, Log4J, SOA, Jasper reports, Spring Boot, Spring Batch, Spring Security, Spring Data, Jersey. Web services SOAP, RESTful, UDDI, WSDL, JAX-RPC, JAX-RS, JAX-WS, JAX-B, Micro services, Apache Axis and Apache CFX. Web/App Servers Web Sphere, WebLogic, Apache, Tomcat and JBoss. Database Oracle, SQL-Server, MySQL server, MS SQL, IBM DB2, MongoDB and NoSQL Development Tools Eclipse, RAD, Spring Tool Suite (STS) and IntelliJ O-R mapping Hibernate, JPA and JTA Testing Tools/ Others JUnit, Jasmine, SoapUI, Postman, Putty, Rational Clear Quest, RTC, Load UI and JIRA Version Control GIT, CVS, SVN, Rational clear case and Star Team Platforms Windows, Win 2k Server, Sun Solaris and UNIX Cloud Technologies AWS Education: Bachelors in CSE 2012 from JNTUH. Professional Experience: Client: Lending Tree, Des Moines, IA July 2022 - Present Role: Sr. Java Fullstack Developer Responsibilities: Gathered business requirements for devising the test plan documentation. Involved in requirement gathering meetings and produced extensive analysis of the Use Cases and Entity-Relationship and Data Flow Models. Performed analysis of business and user needs, determining of new requirements, or revising existing requirements as necessary. Developed REST based Microservices using Quarkus and Spring Boot. using Azure Devops Pipeline to support weekly releases and out-of-cycle releases based on business needs. Integrated new API enhancements introduced in Java 17, particularly focusing on improvements in the Collections framework and other core APIs for optimized application development. Created reusable React components and managed application state with Redux. Working in multithreading, AWS Serverless Lambda, AWS Serverless Lambda, Node JS, S3, DynamoDB, CloudWatch environment for execution Golang of multiple orders in the trading platform. Involved in Daily SCRUM meetings and SPRINT Meetings like Showcase, Retrospect and Planning meetings. Used Rest client - POSTMAN and SOAPUI tools to test REST API services. Participated in weekly Backlog Grooming meetings with Product Owners. Worked on Swagger API and auto-generated documentation for all REST calls Expanded manual and automated testing to cover new functionality SL4J was used to enable monitoring of user actions and errors in the Quarkus Application. Performing Code reviews with spring boot, Docker, AWS Serverless Lambda, Node JS, S3, DynamoDB, CloudWatch, AWS Serverless Lambda, Golang, NestJS, Node JS, S3, Microservices, DynamoDB, CloudWatch, node.js, Logging - Grafana, Prometheus, AWS the team, design API reviews with the Architects. Developed test cases for Unit Testing and functional testing for various modules and prepared Code Documentation for future reference and upgrades. Highly skilled in designing and Jenkins, AWS Serverless Lambda, Node JS, S3, DynamoDB, CloudWatch node.js, Elastic Search developing web applications be ensuring compliance with business requirements. Worked on automating test cases using internal testing platform called Macys Testing Platform (MTP) for testing rest endpoints. Used Quarkus for building lightweight, container-based microservices and serverless applications. Used redux-form to manage form state in redux. Strong experience in Spring Framework modules such as MVC, IOC, AOP and Spring JDBC, Spring JTA, Spring IO, Spring Boot with Thyme leaf, Spring HATEOS, Spring Heroku, Spring Netflix, Spring Hystrix. Involved in testing application at different stages e.g. Test, Pre- Production and Staging. Created and executed the smoke tests in the pre-production and "go live" environment Identified and prioritized test cases to automate in addition to raising bugs using JIRA. Suggested bug fixes by monitoring the details and worked with Architects to apply changes to most release cycles. Implemented Initial setup and component migration to Redux. Experience in using Git, GitHub, and Amazon EC2 and deployment using Heroku. Configured the application in RAD for, MongoDB, API, AWS Serverless Lambda, Node JS, S3, DynamoDB, CloudWatch development. Golang Visual source safe was used for version control. Experienced incore spring boot, Jenkins, Golang Logging - Grafana, Prometheus Java developmentwith good hands-on inwriting /analyzing SQL, backend Java Development, NestJS AWS Serverless Lambda, Node JS, S3, DynamoDB, CloudWatch writing stored procedures, triggers, functions. Performed self and peer review of the test artifacts and attended defect prevention meetings to perform root cause analysis of defects. Designed, developed, and maintained real-time data applications using Couchbase as the primary NoSQL database solution. Designed and implemented robust Kafka Connect source and sink connectors, facilitating seamless data flow between various systems and Kafka clusters. Developed and maintained a centralized schema registry, ensuring consistent data serialization and deserialization across diverse applications and services. Developed and maintained RESTful APIs to facilitate seamless communication between applications and Couchbase clusters. Experience with cloud services (Heroku, Amazon web services EC2, S3 etc.) Fixed bugs in the code identified during testing. Raised and communicated issues with the subject matter experts and offshore team Used GitLab for code repository and Maven for building dependencies. Contributed to quarkusio/quarkus development by creating an account on GitHub Used JIRA tracking tool for assigning and defect management. Developed various screens for the front end using React JS and used various predefined components from NPM and Redux library. Components from NPM (Node Package Manager) and Redux library . Environment: Java 1.8, Apache Tomcat 8, GitLab, Maven, JAX-RS Spring tool suite,SOAP-UI,Postman,Log4j,JSON, IntelliJ IDEA, Agile, Scrum, Jenkins, Web Services (SOAP AND REST),JIRA. Client: Amway Corp ADA, MI Duration: May 2021 Jun 2022 Role: Sr. Java Full stack Developer Responsibilities: Developed web application dashboard using AngularJs, NodeJS, Bootstrap, and CSS. Created multiple REST endpoints performing different functionalities including JSON input andMultipart file input. Implemented XSS (Cross-Site Scripting) in the application using filters that intercept RESTcalls for potential threats like SQL Injection. Experience with Cloud Computing Service environments like (AWS) Amazon Web Services (EC2, EBS, EKS, S3, ELASTIC SEARCH, Fargate). Created Internal tool for onboarding new vendors and generate a sample request of FHIR for UAT using Angular4 and NodeJs. Developing web applications with W3C XHTML, HTML5, CSS3 standards and using Ruby, Rails, Git and Heroku. Designing and developing Restful APIs using best practices to interact within the microservices and with the front end. Built Jenkins jobs from GitHub containing Terraform Code And, also created terraform custom modules for deployment of infrastructure. Implementing and setting up Route53 for AWS Web Instances & ELB & EKS & EKS Fargate, EKS Dashboard CloudFront on AWS Environment. Developed POJOs for Data Model and made individual HBM records to delineate Java Objectswith Relational database tables. Experience with Cloud Computing Service environments like (AWS) Amazon Web Services (EC2, EBS, EKS, S3, ELASTIC SEARCH, Fargate). Developed unit test cases in, Golang, AWS Serverless Lambda, Node JS, S3, DynamoDB, CloudWatch Junit and Integration test plans for the enhancements and documented them. Conducted unit testing using the open-source Karma and Jasmine tools and used Protractor forend-to-end testing. Created AWS security groups for deploying and configuring AWS EC2 instances. Experience in using python libraries like Spyder, PyCharm, Pandas, and MYSQLDB for database connectivity. Strong hands on experience in solving the UI issues developed using JavaScript libraries like React and Redux. Collaborated with cross-functional teams to integrate Couchbase into existing systems, enhancing overall system performance and scalability. Troubleshooted and resolved performance issues, ensuring the Couchbase clusters met the stringent requirements of real-time data processing. Standardized the Restful endpoints using the Hapi Fhir open source project for Java. Used Cloud Watch to create cloud watch alarms, used Amazon EKS (Elastic Kubernetes Service) service with the Kubernetes to manage the clusters. UsedQuarkusJava framework to implement native runtime Java based serverless AWS Lambdas dat TEMPhas eliminated Java cold start issues and facilitate re-use of pre-existing Java componentdeveloped Collaboration Pulse service using Rest APIs andMicronaut. Highly skilled in designing and Jenkins, AWS Serverless Lambda, Node JS, S3, DynamoDB, CloudWatch node.js, Elastic Search developing web applications be ensuring compliance with business requirements. Experience focusing on AWS services like EC2, Elastic Beanstalk, CloudWatch, CloudFront, CloudFormation, IAM, S3, RDS, Elastic Cache, SNS, SQS, AMI. Developed code for automated email using Python and sending reports to internal members by using automated email. Maintained states in the stores and dispatched the actions usingRedux. Experienced on version control software like Git and experience with Heroku pipelines for continues delivery. Developed Python batch processors to consume and produce various feeds. Developed database objects like Stored Procedures, Functions, Packages, and Triggers in PL/SQL. Developed SQL scripts for database testing. Used CloudWatch and SNS for monitoring AWS Cloud resource. Highly proficient in writing lambda functions to automate tasks on AWS using CloudWatch triggers, S3 events as well as DynamoDB streams and kinesis streams. Hand on experience in development of microservices and deploying in AWS ECS (docker container). Used Spring framework for the MVC implementation with spring for DI, Hibernate as ORM tool, and Simple JDBC calls for database. Developed UI using Reacts and Redux and NextJS. Performed operations using AWS services like EC2, Lambda, DynamoDB, S3, CloudWatch, SNS for various data engineering tasks. Good Knowledge on Amazon Web Services (EC2, S3, RDS, IAM, Lambda, VPC, API Gateway, SNS, SQS, Cloudwatch, EKS). Used Spring framework for the MVC implementation with spring for DI, Hibernate as ORM tool, and Simple JDBC calls for database. Developed and configured Kafka Sink Connectors to efficiently transfer data from Kafka topics to target systems, ensuring seamless integration and data consistency. Implemented and optimized batch and real-time data flows, tailoring sink connector configurations for high-performance data delivery to downstream systems. Managed and administered the schema registry to enforce data schema standards and facilitate seamless interoperability between diverse applications. Developed Java-based FHIR HAPI NiFi Processor to support FHIR streaming analytics, with Kafka and Spark event streaming analytic integrations. Experience with Cloud Computing Service environment like (AWS) Amazon Web Services based on compute, data, or security requirements. Extensive experience focusing on services like EC2, Elastic Beanstalk, CloudWatch, CloudFront, CloudFormation, IAM, S3, RDS, ElastiCache, SNS, SQS, AMI. Developed the application as Single Page Application which can switch to different components using Angular9, also worked on Angular controllers and created a functions factory to interact with the RESTful Services using AJAX services like http and resource Designed database schemas and back-end logic with FHIR API s to design electronic genetic record system.. Designed and developed asynchronous RESTful Microservices using Spring boot that is consumed by other microservices. Configured & deployed Java applications on Confidential Web Services (AWS) for a multitude of applications utilizing teh AWS stack, cloud formation. Combined imperative code and non-blocking reactive style using Quarkus. Performing research on FHIR and DUO data mappings, and Disease Ontology mappings. Developing a secure FHIR-based Blockchain service which supports XACML, BPMN, and ML. UsedMiddleware, Redux-Promisein application to retrieve data fromBack-Endand to also performRESTFUL services. Environment: Agile (SCRUM), Java1.8, HTML5, CSS3, JavaScript, jQuery, Ajax, Bootstrap, Angular9, AWS, Micro-Services, Spring, Kafka, Spring Batch, Spring Boot, Spring Security, Servlet, XML, GIT, Spring MVC, JDBC, JUnit, Maven, Restful, Log4J, Java Server Pages, JIRA, Jenkins, and STS. Client: Morgan Stanley, NY Duration: June 2019 April 2021 Role: Java Full Stack Developer Responsibilities: Involved in Requirements gathering, Analysis, Design, Development, and Testing of the application using an AGILE methodology (SCRUM). Developed the web interface using HTML5, CSS3, JavaScript, jQuery, Ajax, Angular6, NodeJS, and Bootstrap. Worked with NPM commands and using the package. JSON for managing dependencies and dev-dependencies of Node.js applications. Developed various screens for the front end using Angular6 and used various predefined components from NPM (Node Package Manager). Used Node Cron package to schedule periodically executable jobs. Auto-suggest service implementation using Nodejs& Elastic Search. Designed, built and deployed application using the AWS stack (Including EC2, Mongo DB, Docker, Kubernetes Orchestration container (EKS) focusing on high-availability, fault tolerance and auto-scaling. Responsible for creating graphical data representations using React JS. Utilized Java 1.8 features like Lambda expressions for collection evaluation and comparing the data, Stream API for Bulk data operations on Collections which would increase the performance of the Application, and Parallel operations on collections for effective sorting mechanisms and to change the sequential stream flow of threads while session establishment. Troubleshooted and resolved performance issues, ensuring the Couchbase clusters met the stringent requirements of real-time data processing. All the functionality is implemented using Spring IO/ Spring Boot, Hibernate ORM. Implemented Java EE components using Spring MVC, Spring IOC, Spring transactions, and Spring security modules. Called REST web services through Angular services to get JSON Object and modified the response object to display in UI. Working as a Java full time developer in developing the application using REST API Services, Implementing security, Keycloak integration with quarkus. Evaluated system performance and validated PL/SQL solutions and suggested the latest upgrades for technologies to Pl/SQL databases. Experience in Micro services development using Spring boot and deployment in Pivotal Cloud Foundry (PCF). Used Structs Framework in the application, which is based on the MVC design pattern. Involved in writing Spring Configuration XML a file that contains declarations and business classes that are wired up to the frontend managed beans using Spring IOC pattern. Implemented the application using Spring IOC, Spring MVC Framework, and Spring Batch and handled the security using Spring Security Deployed application using Heroku cloud platform service and Pipelines for GitHub integration and continues delivery.. Creation of AWS components SQS, EC2, ELB, ECS. Developed REST APIs using Spring MVC and Spring boot hosted all microservices on PCF. Developed RESTful Web Services with JAX-RS using Spring Boot and Micro Services Architecture Implemented Micro Services using Spring Boot, Spring Cloud, and Spring Micro Services and enabled discovery using Netflix Eureka Server. Demonstrated strong expertise in Kafka Streams and KSQL to process and analyze real-time streaming data, enabling the development of scalable and performant data processing pipelines. Sending requests and responses to Microservices through REST/HTTP. Used Hibernate and JDBC to connect to databases like Oracle, MYSQL and DB2 to store, delete, manipulate and retrieved data from them in many of my applications. Worked on Quarkus to combine both imperative code and non-blocking reactive style. Involved in integrating JAX-RS into Spring Boot application. Used Micro service architecture with Spring Boot-based services interacting through a combination of REST and Apache Kafka message brokers Developed the persistence layer using Hibernate Framework, created the POJO objects and mapped using Hibernate annotations and Transaction Management. Provided support for production and development systems for PL/SQL databases. experienced in installing configuring and configuring MongoDB. Deployed Spring Boot2.x based Micro Services Docker container using Amazon EC2 container services and using AWS admin console. Migrate Data from databases such as MongoDB, SQL, and Dynamo dB to Amazon Redshift. Used Hibernate ORM tools which automate the mapping between IBM DB2 SQL databases and objects in Java Deployed the Docker image of services building Docker files and building a continuous delivery pipeline for containers using AWS Code Pipeline and Amazon ECS. Responsible for creating and maintaining architecture for Restful API using Spring Boot. Have good experience of all testing phases such as Unit testing, Integration testing, and System testing. Experience in developing Docker file to containerized applications to deploy on managed Kubernetes services like EKS Experience in performing unit testing, mock testing, and automation testing using Junit, Mockito, and Selenium. Installed the Heroku Toolbelt wif Version control wif GIT, Deployed the React and AngularJS 5 applications into the Heroku cloud. Used Spring Boot Actuator to monitor and manage the application in production environment. Excellent knowledge and experience in Oracle, DB2, and SQL Server Database. Designed and developed DAO layer with Hibernate standards, to access data from SQL Server. Implemented JMS for notifications and testing with JUnit, Mock cases. Wrote JUnit Test cases for Spring Controllers and Web Service Clients in Service Layer using Mockito. Single Page Application development using AngularJS, backed by MongoDB and NodeJSUsed JIRA for bug tracking, issue tracking, and project management. Strong understanding of common API technologies, such as OAUTH, SAML, Spring Boot and Micro services. Used GIT as source control management giving a huge speed advantage on centralized systems that must communicate with a server. Designed and deployed AWS solutions using EC2, S3, RDS, EBS, AWS Dynamo DB, Elastic Load Balancer, Auto scaling groups. Quarkus is designed to work with popular Java standards for this application. Environment: Agile (SCRUM), Java1.8, HTML5, CSS3, JavaScript, jQuery, Ajax, Bootstrap, Angular6, AWS, Micro-Services, Spring, MongoDB, React Js, Kafka, Spring Batch, Spring Boot, Spring Security, Servlet, XML, GIT, JMS, JSP, Spring MVC, JDBC, JUnit, Maven, IBM WebSphere, Restful, Log4J, Java Server Pages, JIRA, Jenkins, Kubernetes, and STS. Client: ASML, SanJose, CA Duration: Jan 2018 May 2019 Role: Java developer Responsibilities: Involved in gathering business requirements, analyzing the project and creating use Cases and Class Diagrams. Used OOAD for building applications. Created sequence diagrams, collaboration diagrams, class diagrams, use cases and activity diagrams using Rational Rose for the Configuration, Cache & logging Services. Developed SOAP Web services for getting information from third party designed Frontend within object-oriented Java 5 Framework. Good knowledge and experience in Core and J2EE design patterns like Singleton, Abstract Factory, Builder, MVC2, Business Delegate, DAO etc. Used the Spring JDBC for data retrieval from the database for various inquiries. Wrote complex SQL queries to retrieve data from the Oracle database. We used Apache Kafka for message communication between the Spring Boot Web Service. Designed and developed business and persistence layer components using MySQL ORM s like Hibernate, Spring MVC, JPA and Caching, Logging service using Singleton pattern, Log4j front-end using struts framework. All the functionality is implemented using Spring Boot and Hibernate ORM. Implemented Java EE components using Spring MVC, Spring IOC, Spring transactions and Spring security modules. Involved in describing Controller for the Views using Angular JS to handle data binding between model and views. Developed layout of Web Pages using Tiles and CSS3 Worked on Spring Web Flow on Spring MVC to build an application from scratch using Spring XML configurations, annotations. Designed and developed the project using MVC design pattern converted monolithic app to Micro Services architecture using Spring Boot using app methodology. Implemented Restful web services API using HTTP and REST principles GIT used for defects, change tracking across the application wrote Junit test classes for the services and prepared documentation. Environment: Java 5, J2EE, Spring, Spring MVC, Spring Boot, Hibernate, AngularJS, SOAP, REST, REST API, JavaScript, J Query, Micro Services, CVS, PL/SQL, JUnit, Kafka, Bootstrap, Agile, UML, JSP, JSTL, Maven, CSS, JSON, Google Web Kit (GWT), ILOG, Web 2.0, Mantis, jQuery. Client: Publix, lake land FL. Duration: Nov 2015 Dec 2017 Role: Java developer Responsibilities: Used HTML, CSS, JavaScript and jQuery for dynamic website design. Developed interface to display report data using jQuery, AJAX, JavaScript and JSON, XML. Used various jQuery plugins like autocomplete, date picker, color picker, document slider to enhance the usability, functionality and overall experience for website. Developed web components using JSP, Servlets and JDBC. Used JQUERY extensively to implement the AJAX driven application used internally. Involved in fixing defects and unit testing with test cases using JUnit. Designed the front-end applications, user interactive (UI) web pages using web technologies like HTML, CSS and Java script. Deployed the application using the Heroku Git and Automated in the Cloud monitoring. Single Page application architecture. Deployed the application in WebLogic server Developed the workflow interfaces using struts tiles layouts, JSP, CSS & request processors using dispatch action &action. Used the Struts Validation Framework for UI validation and worked with Struts tag libraries. Extensively worked with XML schema, XSL, XSLT to navigate in XML documents, and SAX to process & parse xml files. Designing and configuring core xml files for implementation of struts. Developed HTML prototype documents with CSS Style Sheets. Extensively used ANT for creating build scripts and deployment into WebLogic Application Server and Log4j for logging. Deployed the application using the Heroku Git and Automated in the Cloud monitoring. Single Page application architecture. Used CVS for version control across common source code used by developers and deployed the applications on WebLogic Application Server. Worked on a high-traffic, real-time analytics platform, leveraging Couchbase features to handle dynamic and rapidly changing data requirements. Worked with NoSQL database to store JSON like dynamic connections data. Used Micro service architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers and also worked with Kafka Cluster using ZooKeeper. Rendered HTML from XML stream using XSLT as per the business logic for different widgets. Using advanced level of JQUERY, AJAX, JavaScript, CSS and pure CSS layouts. Developed many HTML/JavaScript pages for data presentation and collection. Developed JSP and Servlets for data collection and manipulation for the reports. Involved in writing JUnit test cases and suits using Eclipse IDE. Used Maven for building and deployment purpose. Used Web Services-WSDL and SOAP. Involved in documentation of the architecture and configuration details. Managing SSH keys. Check production ready wif Heroku. Wrote roll out procedures and plans. Environment was mixed Windows and AIX, CSS, XML, HTML, Knockout.js, Hbase, NoSql, XSLT, projects written in C. Used NoSQL databases like AWS Dynamo db. and S3 for data persistence. Fixed Cross browser issues in Internet Explorer 7+ (including IE9), Safari, Chrome and Firefox and contributed bug fixes. Environment:Java, JSP, Servlets, JDBC, JavaScript, Maven, CSS, SQL Server 2008, SOAP, JUnit, Eclipse, Web Logic, Maven Client: Zen3 Info Solutions, Hyderabad, India Duration: Jan 2014 - Mar 2015 Role: Java Developer Responsibilities: Involved in all the phases of SDLC including Requirement gathering, Design & Analysis of Customer Specifications, Development and Customization of the Application. Designed & developed Application using Spring Framework, Spring MVC and spring templates. Hands on experience with data persistency using Hibernate and Spring Framework. Involved in implementation of enterprise integration with Web Services and Legacy Systems using SOAP, and REST (Using Axis and Jersey frameworks). Developed the application under J2EE Architecture using spring, Hibernate, Servlets and JSP. Responsible for validation of Client Interface using JavaScript and JQuery. Used Spring Core for concept Inversion of control (IOC) implemented using dependency injection. Involved in multi-tiered J2EE design utilizing MVC architecture (Struts Framework), Hibernate deployed on Web Sphere Application Server connecting to a database. Involved in setting up Maven configuration and helping Continuous Integration (CI) Issues. Developed unit test cases and suits on Junit framework for unit testing. Involved in Sprint to develop the user stories. Proficient in Database development using Oracle, My SQL Server, NOSQL databases using MongoDB in various projects with expertise in deploying Stored Procedures, Triggers, SQL Queries. Used Version Control Tool SVN to perform Checking-out and Checking-in of codes from the repository. Used HTML, JavaScript, JSP, JSTL and Taglib in the presentation tier. Wrote different stored procedures in Oracle using PL/SQL Developed Object Model and UML design models for developing Use cases and created Sequence diagram, class diagram and active diagrams for application components and interfaces. Utilized Cassandra, NOSQL database management system for keeping user generated data. Worked closely with various teams to resolve issues which include Business, QA, Build &Deployment, Off-shore, Tier2, Production Support teams. Introduced Heroku and admin and deployed the applications into the cloud Environment: Java, Core Java/J2EE, Spring, Hibernate, Oracle, REST Web Services, JSP, ReactJS, JSTL, XML, HTML, CSS, JAXB, JavaScript, JDBC, Eclipse, JAXB, Maven, JUnit, Firebug, Apache AXIS, Jersey, SOAP UI, XML, JAXB, JAXP, HTML, CSS, NodeJS, AJAX, JUnit. Client: Encore Technologies, Ind. Duration: June 2012 Dec 2013. Role: Java Developer Responsibilities: Developed web application using Struts 2.X, JSP, Servlet, Java beans that uses MVC design pattern. Created user-friendly GUI interface and Web pages using HTML, CSS and JSP Wrote JavaScript and jQuery for client-side validation. Used Eclipse as IDE tool for creating Servlet, JSP, and XML. Wrote SQL for JDBC prepared statements to retrieve the data from database. Monitored the logs using Log4J and fixed the problem. The application was deployed on the Tomcat. Involved in build and deploying the application using ANT. Used CVS as version control system. Worked on bug fixing and Production Support. Environment: J2EE, JDBC, Struts, JavaScript, Html, CSS, JSP, Servlet, Tomcat, Oracle, Eclipse IDE, CVS, ANT, Log4J. Keywords: cprogramm cplusplus continuous integration quality analyst machine learning user interface javascript sthree database rlang golang microsoft procedural language California Florida Iowa Michigan New York