Website clone with Angular.JS + Ruby on Rails


Job Description

I need a clone of this web site:
It should work like this:

User sign-in with his/hers facebook account. My app updates the users friends list and downloads/updated all friend profile pictures.

The users selects to list male / female / sex undefined friends. The user should also be able to search for friends by name with auto-complete.

I want a better visual/design then the one done at
The site should be fully custom "location/localization" supported.

The stack/tech tha should be used:

Ruby 1.9.3 or 2.0 (yes! you will be able to work on the edge)
Ruby on Rails 3.2 edge
Mongodb for transactional emails

Skills: design