There are a wide opportunities to become android application developer, expecially in Indonesia. Developer can gain revenue if their application listed at Android Market. Then Android user download the application. For free application, there is an advertising revenue model. For paid application, developer get paid for every download.
There are many success stories already about Android developer who succesful and become rich and famous after developing android application and favored by many android users around the world.
For inexperienced developer who wants to develop android application, there is a program called Android Training. It’s like an online training program that will guide developer develop create a better apps. At the moment, the Android Training program is divided into 11 sections, with a total of 34 individual lessons, though the team plans to expand its offerings “over the coming months.”