We are looking for developers who can work independently, and has solid experience and knowledge in 2-3 areas from below but also can flexibly pick up different area as project needs.

- Sensor data processing on mobile device (Android)

- Graphically rich application, preferably 3D (Android)

- Machine learning

- Map/geo data processing

- Open source backend stack

- Web backend frameworks

- Database

- Online ads delivery system

- Crowd sourcing system

From programming language point of view, the candidate should be fluent in C/C++, Java, or C#. Familiarity with other language such as Python, Ruby, JavaScript, etc. is a plus.

Please respond with updated resume and covering letter with few sentences how you meet each Requested Qualification referring your earlier projects