Online Designer Tool (HTML5 canvas, Web2Print)

Online designer tool to be just like this: [login to view URL] No need to design the system, the design has been prepared. Requirements: * Will be built in HTML5 Canvas (Is preferable from Flash or Flex) * The project also includes 3 parts: 1. The Online designer tool 2. The Back Office system 2.a. Adding Backgrounds, Clipart, masks, preparing design templates, etc. 2.b. Project management, workflow, PDF and JPG downloading, customer billing, Paypal, etc. 3. The eCommerce Feature (online store) * Required to support Hebrew and English languages (RTL and LTR languages), Ready to implement additional languages in the future * Proper documentation. * To be integrated in Drupal 7 site ( Within the existing company site) * Drupal Commerce Highest priority preferred (from Magento or Open Cart) * Companies and freelancers with experience in: web2print software, HTML5 canvas and Drupal preferred! Please provide portfolio of similar websites that you have worked on. Timeline: About 3 months