iPhone marketplace app

Hi, I am looking for a good ios developer to work on a marketplace iPhone app where girls can sell their second hand clothes. Requirements - Login/Signup via email and Facebook - Categories - Listings - Search + filters - Instant Messaging - Paypal Integration (Adaptive Chained Payment) - Seller/Buyer Feedback (after payment is made) - Sell (Taking multiple pictures of an item and filling in details - need to know how to use avfoundation framework) - User Profile