I am pankaj and i have 3 years of experience in mobile & web developement. Features I have experience with: Complex adaptive UI (handsets, watches, tablets, TVs) Media: Camera, Video, Audio, Gallery, Photo with any extra filters on it Maps (Google Maps) In-app Billing integration Advertisement integration Social Media integration (Facebook, Twitter, Instagram, G+, Youtube) Client-server communication Data caching on device App notifications GPS and more..