Cross platform mobile with cloud backend

Cloud Application consisting of 3 components: 1 Web Client 1 Smartphone Client 1 Cloud Application Engine & Database To Develop Smartphone App ------------------------- Existing skills in HTML5, CSS3 and JavaScript to build and deploy applications directly to Apple iOS and Google Android mobile devices, especially location services. Experience with Objective-C and Java is not required. 1 splash screen 2 home screen with nav bar (Home, Search for Practices), Bookings, Favourites, Settings) 3 Search Practices with filter by category etc and location. 4 Bookings to view existing and historical bookings, with functionality to cancel, postpone booking 5 Favourites showing favourite Vet, favourite Doctor, favourite Dentist. 6 Settings to set personal information, contact details, App queries cloud and determines wait times, availability as updated by Practice (update by pull) To Develop Web App ------------------ Existing skills in HTML5, CSS3 and JavaScript to build and deploy web application. Minimalist web app, 1 Home Screen with navigator tree 2 Appointment Books (minimum 1, max n) - showing timeslots, where receptionist can add either walk-in booking or consumer can make booking to cloud via smartphone. As each patient goes in, the appointment is activated and timestamped, this allows web client and cloud app to be aware of increasing wait times etc. to update online users 3 ticker to show current wait-times, notification of cancellations etc. 4 Settings, including user admin, reports, appointment book templates etc. To Develop Cloud Application Engine & Database ---------------------------------------------- Database i.e. mySQL - open to suggestions Application - open to suggestions I have a conceptual data model, approx 20 tables but understand several other state tables will need to be written. The aim is to sell client on Google Appstore for web client, and on both Android Appstore and Apple Appstore for smartphones. I would be prepared to pay for phases complete and will negotiate on price. I have logged the budget as medium, because I would like to pay and progress per phase.