A Google Apps developer designs, builds, and maintains applications for Google's platforms, such as Android or Google Cloud. They utilize Google's APIs and tools to create user-friendly and functional applications, which may range from games to productivity tools. These developers need to understand user needs to create effective solutions, and they must keep up with updates or changes in Google's technology. They also test and debug their applications, ensuring smooth performance and user satisfaction. Moreover, they often work in teams, requiring strong communication skills and the ability to collaborate effectively.