C++ application development for mobile devices

We are looking for a strong part-time C++ developer to work on a mobile application. The application connects to a server, retrieves data and streams media. It has social media and GPS integration. The ideal developer will have the following skills 1. C++ on a mobile platform. Please mention which platform you have used C++ on. 2. UI implementation on mobiles. 3. Experience with Facebook, Twitter, JSON feeds. 4. Full software development lifecycle. Please include relevant samples or references of previous work. Applicants without any C++ experience will not be considered.