A Java Enterprise Edition () developer designs, develops, and implements web-based Java applications to support business requirements. They follow approved life cycle methodologies, create design documents, and perform program coding and testing. They resolve technical issues through debugging, research, and investigation. developers use Java Framework components such as Servlets, JSP, EJB, and JDBC to develop, deploy and manage multi-tier server-side enterprise applications. These developers also utilize web services technologies like SOAP and RESTful. They work on relational databases, use SQL queries, and ensure the security and scalability of the applications. They might also participate in software architecture and design discussions.