Adding social media component to existing video site

We need a programmer to add "facebook" style social media component to our video site: [login to view URL] Currently, the site is primarily to watch and upload videos. We know want users to interact with each other, create groips, "likes". comments, upload photos, tag photos, etc. Much like facebook offers. Please signup for free at [login to view URL] to get yourself familiar with our UI, before contacting me. Inform us of cost and timeframe to make this change to the site. If this job completed successfully, on time, and in good quality the candidate my be moved to a full time position with our company where we own several websites and platforms. I require all candidates to send me their resume and contact information at: ben at [login to view URL] A phone interview will follow. And if accepted work will commence immediately.