I have extensive hands on experience on building web apps both in and outside of oDesk - see my profile for some proof. 90% of these apps are built with Twitter’s Bootstrap for easy “mobilisation”. Here are links to most recent (but not limited to) related projects I developed for your reference. 1. Facebook Contest App Taking Details, Auto Post, Event/Group Invites, Like Gate, etc 2. Facebook Contest App 4. Facebook Job Search Apps for 8 of Careerbuilder Clients 6. Facebook-Exclusive Dating App 7. Facebook/Instagram API Integrated Marketplace 8. Facebook API Event Inviter 9. Facebook Contest App for Voxsun https://www.facebook.com/voxsun/app_589218604448483