Social Content Sharing App Ideation

I’m at the very earliest stage of building a social-networking app that revolves around creative content sharing, specifically photos and short videos. Before any design or code starts, I need a solid... (Budget: ₹12500 - ₹37500 INR, Jobs: App Development, Graphic Design, iPhone, Mobile App Development, Product Management, User Experience Research, User Interface / IA, Wireframes)