An Altia developer focuses on designing and implementing graphical user interfaces (GUIs) for embedded systems. They use Altia's suite of tools to create high-performing, visually appealing interfaces for devices like car dashboards, home appliances, medical devices, and more. Their work includes creating models, animations, and interactive features, as well as integrating these interfaces with the hardware's software. They also perform testing to ensure the interface's performance and usability. Altia developers collaborate with other team members to meet project specifications and goals, and they may also contribute to resolving any technical issues or bugs that arise.