Looking for a expert mobile app Android and iPhone developer

I am looking for expert mobile app developer. I have the design already. I need the app build front end and back end developed. This mobile app will be developed on the android and iOS platform. The code must be fast and scalable and bug and error free. you must provide daily updates. Must be familiar with api`s ex. Facebook. Also you have to be expierenced in ad networks api`s ex. Admob, inMobi etc. Last you must offer free bug fixes after the project is live in the Apple store and Google Play Store.. Thank You Very Much `````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````` Please put Expert Mobile App Developer in headline to let me know you read my project. Bids that do not follow directions will NOT be concidered