A CAD/CAM/CAE/BIM developer designs, develops, and maintains software applications used in Computer-Aided Design (CAD), Computer-Aided Manufacturing (CAM), Computer-Aided Engineering (CAE), and Building Information Modeling (BIM). They create algorithms for modeling, simulation, and visualization. They also integrate these applications with other software or systems for product lifecycle management, production planning, or building construction. These developers also ensure the accuracy and reliability of these applications, improving their performance and usability. They collaborate with designers, engineers, or architects to understand their requirements and provide technical support or training. They also stay updated with advances in these technologies.