Hi, I've been working as Android developer more 3 years. I have an experience of prototyping, designing and development of mobile application. My knowledge include clear understanding of the client-server interaction, designing of database, designing of backend (server side) and user experience. I work to make my customers happy and release great applications. My portfolio includes lots of social applications that use rest api, social authorization through facebook, twitter, g+, vk, also mysql database, image caching, google maps, gps geolocation etc. Also I have some experience in the following areas: SQL, OOP, C#, SQLite, Google App Engine, UX, UI,,Php API software designing and testing.