I need a art selling ecommerce site

I need an art selling eCommerce online store. Basic functionality is to: 1) An Artist should have different registration form and is the one that he can sell and buy products (paypal account needed for complete registration process) 2) An Art lover should have different registration form and is the one that he can buy products 3) Members profile page 4) Notifications (likes from other members, new followers, new buyers etc.) 5) Add product to different categories at once (iPhone case, canvas) and adjust each photo to a category template (i.e. adjust a photo in iPhone case wire frame ) 6) Social community The big complexity of this project is when a seller wants to add a new product where should be able to: Add multiple categories to attach his design/art/painting (e.g. canvas, iPhone case,t shirt) For each category should add a unique photo of the design and adjust each one to category's template The first idea was to build that using Joomla, Jomsocial, Virtue mart and Vmvendor ( Multi vendor plugin for Jomsocial integration with virtue-mart) Jomsocial, VMvendor will be provided All ideas accepted Project Stage: I have designs Programming Languages Required: php ajax Software Frameworks that will be used: joomla Other Skills: javascript css3 html5 virtuemart jomsocial API Integration Required: Social Media, Payment Processor, Cloud Storage, Other