• Responsible for designing and implementing the web tier of the application from inception to completion using J2EE technologies such as MVC framework, Servlets, Java Beans, JSP.• Developed the application using Struts Framework that leverages classical Model View Layer (MVC Model 2) architecture.• Implemented Business processes such as user authentication, Account Transfer using Session EJB.• Implemented Hibernate for O/R mapping and persistence.• Worked on Creative Suite 3 and Creative Suite 4 for creating websites and presentations.• Involved in the components styling (CSS) and skinning.• Involved in multi-tiered J2EE design utilizing Spring IOC and Hibernate deployed on Websphere Application Server connecting to DB2 database.• Used Java Messaging Services (JMS) for reliable and asynchronous exchange of important information such as payment status report.• Developed JUnit test cases for all the developed modules.• Extensively used DB2 Database to support the SQL.• Used Spring Framework for dependency injection, transaction management and AOP.• Involved in Springs MVC model integration for front-end request action controller.• Developed by utilizing Spring, Hibernate, Struts, Oracle, JPA, JQuery, Java Script, Spring core.• Used Spring ORM support, Hibernate for development of DAO layer.• Involved in implementing the DAO pattern for database connectivity and Hibernate.• Written SQL queries and did modifications to existing database structure as required for addition of new features.• Involved in designing the database and developed Stored Procedures, triggers using PL/SQL.• Conducted database and code tuning to improve performance of the application, used Bulk binds, in-line queries, Dynamic SQL, Analytics and Sub-query factoring etc.• Involved in the JMS Connection Pool and the implementation of publish and subscribe using Spring JMS. Used JMS Template to publish and Message Driven POJO (MDP) to subscribe from the JMS provider

• Used Rational Rose for Use Case Diagram, Class Diagrams, Sequence diagrams and Object diagrams in design phase.• Involved in creation of UML diagrams like Class, Activity, and Sequence Diagrams using modeling tools of IBM Rational Rose. • Involved in the full life cycle development of the modules for the project.• Used Eclipse IDE for application development.• Used Spring framework for dependency injection.• Worked with Spring AOP for transaction and logging.• Used Struts (MVC) for developing presentation layer.• Used JBoss application server for deploying applications.• Used SOAP XML Web services for transferring data between different applications.• Developed web services using top down approach from WSDL to Java.• Used MVC design pattern for designing application, JSP as the view component.• Persistence layer was implemented using Hibernate Framework. Integrated Hibernate with Spring framework.• Worked with complex SQL queries, SQL Joins and Stored Procedures using TOAD for data retrieval and update.• Used JUnit for performing Unit Testing.• Used Log4J to capture the logs that included runtime exceptions.