I am a computer scientist, and I have developed the apps for company for more than three years, now I want to work for client directly. I have make the build from scratch to market, and worked around 20 applications that are live on iTunes. I am well experienced in follow branches: 1. On demand app. 2. PSD to mobile app designing . 3. OpenCV based. 4. GPS based. 5. Marketing Apps. 6. Payments gateway. 7. code testing and debugging 8. Social apps. and othres