• Responsible for gathering and understanding the system requirements by interacting with clients.• Generated the Class diagrams, Sequence diagrams extensity for all the entire process flow using RAD.• Implemented Spring MVC to integrate business logic and Model and DAO classes using Hibernate.• Worked on CORE JAVA (Collections of type Generics, Templates) and used the core packages.• Implements MVC, Singleton, Factory, DAO, Value Object, session Facade, Data Access Object, Business Object paradigm• Implemented Spring Framework for the information flow between database and Model.• Developed web application using JSP custom tag libraries, Struts Action classes and Action, Designed Java Servlets and Objects using J2EE standards.• Worked on Marshalling and Un marshalling the XML using the JIBX parser.• Interpreted and manipulated spring and hibernate configure files. • Worked on JMS and Messaging Queue (MQ) configurations.• Used JSP for presentation layer, developed high performance object/relational persistence and query service for entire application utilizing Hibernate.• Designed and developed GUI screens for user interfaces using JSP, AngularJS, JavaScript, XSLT, AJAX, XML, HTML, CSS and JSON. • Worked on SOAP based web services.• Extensively worked for deployment, configurations of application on WebSphere server (DEV and QA-Smoke) and WebSphere portal for Integration of all modules.• Developed documentation for QA environment.• Created Stored Procedures, SQL Statements and triggers for the effective retrieval and storage of data into database.

• Involved in the design, feature estimations and Software Requirements Specifications.• Developed class diagrams, use case diagrams and sequence diagrams using UML/STAR UML.• Developed web interface for Users Modules using JSP, HTML, XML, CSS, Java Script, AJAX, and Action Servlets with Struts Framework, spring frame work.• Used spring framework to transfer the data from GUI to DB with Ajax frame work. • Used various enterprise design patterns in the development of code for extensibility and maintainability (Singleton and MVC design pattern).• Developed business logic and Entity Beans to manage the transactions with the database to deliver the content to the presentation layer and to store the data into the data layer.• Implemented DAO (Data Access Object) design pattern to access data from Oracle.• Development process the SCRUM, Iterative Agile methodologies for web Application.• Developed using J2EE design patterns like Command Pattern, Session Façade, Business Delegate, Service Locator, Data Access Object and Value Object Patterns.• Implemented Spring MVC, IOC & AOP. • Mapped the objects with the Database using Hibernate Query Language (HQL) as the Persistence Frame Work. • Developed stored procedures using PL/SQL.• Used JMS for programs to create, send and receive messages by using different modules like publisher, subscriber messaging and point to point messaging using IBM-MQ-Series• Used log4j for debugging the application.• Involved in Configuration of data source and deployment of application in development, Test and Production.• CVS for version Controlling. • Involved in configuration setting for Development, Test, and Production Environment.• Used J-Unit test cases to test the application and performed random checks to analysis the portability, reliability and flexibility of the project.• Mainly involved in 24x7 support, Maintenance and enhancement of the application.

• Involved in analysis, design and development of Expense Processing system.• Developed the application using Struts Framework that leverages classical Model View Layer (MVC) architecture.• Involved in designing the user interfaces using Struts Tiles Framework.• Used Spring Framework for Dependency injection and integrated with the Struts Framework and Hibernate.• Used Hibernate in data access layer to access and update information in the database.• Used Web services - WSDL and SOAP for getting credit card information from third party.• Developed JUnit test cases for all the developed modules. • Used Log4J to capture the log that includes runtime exceptions, monitored error logs and fixed the problems.• Developed Unit test cases using JUnit.• Used CVS for version control across common source code used by developers.• Used ANT scripts to build the application and deployed on WebLogic Application Server 10.0.

● Developed the application using MVC Architecture using JSP, Servlet and EJB.● Participated in client requirement gathering in Waterfall Model.● Preparation of the Low-Level Design document which included program specification and unit test plan.● Used Multithreading as a programming and an execution model that allows multiple threads to exist within the context of a single process.● Defined the presentation semantics of the document written in a markup language using CSS.● Used Groovy to write shell and build scripts with processing primitives, Object Oriented (OO) abilities and an ANT DSL. ● Developed JSPs to implement the business logic and used Java Beans to retrieve the data. ● Deployed the application on Tomcat Web server using Eclipse as IDE.● Coded the Java classes and JavaBeans.● Created tables in Oracle database.● Performed Unit Testing and Integration Testing of the application using JUnit 3.8. ● Used CVS for source code version control.● Supported Maintenances and bug fixes.