iPhone App with auto checkin

Hello, I want to make such app where i can do auto checkin on specific area. also post on FB,Tweeter and Mail location. >> Coder have more then 3+ year of experience >> Daily update and skype meeting >> Must meet to deadline >> Good command on English >> Must have real device for test i'll not test its part of development robust app. Submit detail proposal with your experience in such type app. Thanks in advance.