Looking to develop mobile app with:
- geo-location features,
- real-time push notifications,
- polls,
- rating systems (thumbs up/down),
- individual pages for businesses with images, twitter feeds,
- QR code recognition that will add "points" to the user's account
- a backend management console for each business to edit some of their individual pages, see live results from poll.

We're looking for all of the features to be included on iPhone, Android and our website.

Must have strong background in design and proven mobile development experience.