A JSF-Richfaces developer specializes in using JavaServer Faces (JSF) and RichFaces to create user interfaces for Java-based web applications. They design, develop, and maintain web pages, integrating them with back-end systems using JSF. RichFaces, a component library for JSF, allows developers to enhance user interfaces with advanced features. Developers often work with other technologies such as AJAX, JavaScript, and CSS for more complex applications. They also test, debug, and troubleshoot applications to ensure optimal performance. Additionally, they collaborate with other developers and stakeholders, providing technical support and contributing to the overall project strategy.