A JIDE developer works on the JIDE Software, a Java-based application framework. They design, build, and maintain applications using JIDE's comprehensive set of user interface components. Their tasks include writing clean, scalable code using Java programming languages, testing and debugging Java applications, and integrating user-facing elements with server-side logic. They also ensure the performance, quality, and responsiveness of applications. Apart from these, they collaborate with the team to define, design, and ship new features, and also provide technical support for existing applications. They are expected to keep abreast of new technology trends to optimize application performance.