Joomla Website Designer Wanted

I am looking for a web designer to create a new Joomla website for people to listen to new music from a wide range of genres through an internet radio stream.

The website has to be accessible on all the major search engines, iPad, iPhone and Android platforms.

Sort of website functionalities wanted:
Distribute music via iTunes, spotify etc
Scrolling images
Internet Radio Stream / Player (an example is radioplayer.co.uk)
Connect using a Facebook/Twitter account
Register, log in
Shop to buy music and shopping cart

Please can you let me know:
1. How long to complete?
2. Total cost to build and deliver?
3. Software you recommend?
4. If you are happy to white label the project under my name?
5. Examples of websites you have created?
6. How many mock-ups you offer?