Build Your Own App - consumer website required

I am looking for someone to develop an ecommerce website and mobile app which will be a similar concept to [login to view URL] where users are able to build their own phone apps (blackberry/iphone/android) within the site using standard templates and functions. Users will have the option of creating a basic or pro account where users will have access to a different level of options/benefits such as stat measurements. The site also needs to have a content management system to enable changes to be made as an when required and also a back office system where we are able to measure our own stats on the site. The site needs to be search engine friendly. Website pages/features: Home Features Pricing FAQ Contact Customer Support Creat Account Log in Blog News Demo Testimonials Start Building Join us on fb/twitter etc Payment Monitor Stats App name App description select background (upload own) upload logo select features (upload own) edit features (upload own) view submit payment Must have experience with building mobile apps This will give you an idea of what im looking for.