• Used Spring to implement MVC architecture.• Developed Plain Old Java Object classes and its mapping XML files to interact with database.• Developed and configured Spring beans for Controllers, Services, DAOs, and Business Objects.• Involved in development of POJO classes and its corresponding mapping files using Hibernate Framework to interact with database.• Extensively worked on various features of Hibernate such as Associations, Caching, Lazy loading, Named Queries and HQL. • Developed Spring Controller and service layer using Spring Beans.• Extensively worked on various features of Hibernate such as Associations, Caching, Lazy loading, Named Queries and HQL. • Used SoapUI to check the services.• Used Hibernate ORM framework to communicate with database MySQL to achieve persistence and maintain data easily.

• For The Front-end JSP was used for dynamic page generation.• Designed the front end using HTML ,CSS and JavaScript.• Servlets were used to implement the business logic at backend by maintaining session for every user along with session listener.• At database end, responsibilities included creation of tables, integrity constraints, stored procedures, and views.• Used JSP and CSS to develop user interfaces and JavaScript for validation at client side.• JDBC API was used for the interactions between java application and Oracle .• Used JSON for data exchange between browser and server.• Modeled JSON data from database and coded request handlers for parsing and sending relevant data to client (browser) side. • Patterns like MVC, Session Façade, DTO and DAO were implemented in the application.• Developed POJO classes and its mapping XML files to interact with database.• Used Hibernate to implement DAO layer and perform CRUD operations.• Used JUNIT for unit testing .

• Involved in creating the Use cases, Class Diagrams, and Sequence diagrams using UML.• Design and developed user interfaces using HTML, CSS and client side validation with JavaScript.• Developed and configured the Java beans using Spring and Hibernate framework.• Used JSP, JSTL and Servlets for business logic and JDBC in persistence layer to connect to the database.• Used Hibernate ORM framework to communicate with database Oracle to achieve persistence and maintain data easily.• Developed and configured Spring beans for Controllers, Services, DAOs, and Business Objects.• Providing resolutions for technical issues.• Used Spring to implement Model View Controller (MVC) architecture.• Thread pooling mechanism and connection pooling mechanism was introduced for the re-usability purpose. • Special object locking mechanism was introduced so that thread acquire the lock before executing a class which is a high secure manner of kind of synchronizing process during transaction.