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 Carrying out responsibility of delivering the tasks including database scripts, source code and any other documents as and when required through GitHub.  Using REST API, HTTP requests and implemented JSON format for data exchange for communication of micro services with one another. Expertise in spring framework extensively used Spring5.0, Spring Batch, Spring AOP, Spring JDBC templates, Multi-threading and in working with SOAP &REST Web Services. Implementing Swagger Configuration in Spring MVC for auto generating swagger JSON files for RESTAPI calls web services (WSDL) and effectively worked with SOAP and XML, and XSLT. Extensively Used Jenkins as Continuous Integration tool to deploy Spring Boot Micro services to Pivotal Cloud Foundry (PCF) using build pack Developing J2EE Micro-services using Spring Boot interacting with Mongo DB back end implemented fail safe and circuit breaker patterns in Spring Boot Micro service applications using HYSTRIX. Involving in self and peer-to-peer review, creating and updating technical and functional documents in building MVC Frameworks and experience in SOA by creating web services with SOAP, WSDL.  Participating with team members in Grooming, Planning, Tasking, Sprint Reviews, and Retrospective Sessions involved in enhancing the developed modules on different browsers, to carry out the task of coding, bug fixing, testing and documentation.

 Converting business requirements into technical design and developed the system as per the technical specifications following agile methodology, an iterative development for the project and participating in code reviews. Developed various DOA’s in the applications using Spring 4.0 support and fetch, insert, update and deleted data into the database table worked with Cloud management and Chef Automation.  Developed various API’s to communicate with Solr search engine and integrated Solr search engine in Web store implemented MVC architecture using JSF framework using JSPs as GUI development and DB Modeling using Oracle 10g. Used MyBatis & IBatis persistence framework to provide support for custom SQL, stored procedures and mappings developed various GWT customized widgets, services and DAO classes for the above systems using servlets, Core Java and GWT RPC/Ajax calls. Developed stored procedures, functions, SQL, NOSQL queries and backend programs using Oracle database and tools such as TOAD and SQL developer Experience in developing web-based GUIs using Angular JS and JSP, HTML, and JavaScript developed DAO’s (Data Access Objects) and performed O/R mapping using Hibernate to access the database. Developed EJB Components, which encapsulate business logic and build up the model for the system implemented various J2EE design patterns like DAO pattern, Business Delegate, Value Object

 Worked on the critical areas of the applications like Impersonation functionality, Internal Login page maintenance of the internal Asset Management tool which is especially designed to manage the images that are used in the application. Involved in the integration of Struts with Spring Framework and implemented Spring MVC, Spring IoC, Spring AOP, Spring JDBC, Spring Persistence with JPA. Developed and consumed SOAP/Restful Web Services using XML and JSON message formats responsible for the analysis, documenting the requirements and architecting the application based on J2EE standards. Involved in writing JSPs, JavaScript and Servlets to generate dynamic web pages and web content. Involved in developing applications for workflow using JSP's, spring MVC, Hibernate, AJAX, JavaScript technologies using Apache Tomcat. Used Java 5 concepts like Swing, socket programming, Collections, Multithreading, Event handling, Exception handling and Generics. Worked on Mongo DB concepts such as locking, transactions, indexes, replications, schema design expertise in the implementation of Core concepts of Java, J2EE Technologies: JSP, Servlets, JSF, JSTL, EJB Used JIRA tool to track the issues and bugs. Maintained each defect in different stages like Open Issue, In Progress Issue, Resolved Issue, Reopened Issue and Closed Issue.

 Designed, developed and validated User Interface using HTML, JavaScript, and CSS widely used HTML for web-based design created tables, triggers, PL/SQL Stored Procedures, SQL queries, Joins, integrity constraints and views for IBM DB2. Used JavaScript to make the changes dynamically on the client page to improve the performance by decreasing the number of hits to the server. Extensively used the J2EE design patterns like Session Façade, Business Object (BO), Service Locator, Data Transfer Object (DTO) and Data Access Object (DAO), Singleton, Factory. Involved in design, development, testing and implementation of the process systems, working on iterative life cycles business requirements, and creating Detail Design Document. Worked extensively to achieve DOM Show, Hide elements and Event Handling and also used Spring MVC and Dependency Injection for handling presentation and business logic. To maintain loose coupling between layers published the business layer as services and injected necessary dependent components using Spring IOC and published cross cutting concerns like Logging, User Interface exceptions, Transactions using Spring AOP. Developed UI using Bootstrap, Angular JS along with JSON and communications with backend using REST with Spring MVC framework Consumed Web Services to interact with other external interfaces in order to exchange the data in different forms by using Rest API service.