SUMMARY Deep use of OOP/OOD , GoF (design and architectural patterns), working by TDD, algorithms, data structures, multithreading, refactoring during coding, research ability, working by scrum. RDBMS: PostgresSQL, MySQL; Build tools: Maven Spring 3.0: Spring MVC, Transactional, IoC ORM: Hibernate 3.0, 4.2 Test frameworks: jUnit, TestNg Service: jersey, Spring-data-rest J2EE 7: Websocket, JAX-RS(Jersey), JSF 2.0, EJB 3.2 IDE: IntelliJ IDEA Version Control: GIT Application Server: tomcat 6.0, Wildfly 8.0.0, Jboss 5.0