Experience with Java and JEE technologies, including Struts, Spring Framework (IoC, MVC, Transactions, Security, Batch), Spring JDBC, JPA, Hibernate, DB2, Tomcat, and WebSphere. Experience with web services and security technologies, including XML, JAXP, JAXB, JAX-WS, Axis, Jersey, JSON, CXF, REST, SOAP, LTPA, and OAuth2/JWT.