A C programming developer designs, develops, tests, and maintains software applications using the C programming language. They write efficient and maintainable code, debug programs, and solve complex technical problems. They collaborate with other software developers, systems engineers, and project managers to understand software requirements and ensure functional software solutions. They often work on system-level programs, such as operating systems, databases, or embedded systems. Developers also document their coding processes, update existing software, and improve system performance. They must remain updated with the latest technology trends and innovations in C programming and related fields.