E-commerce Store with Garment Customiation Tool and Supplier Stock integration using API

Below is a overview of the project. Development of E-Commerce Clothing Store built using and customising Porto Woo-Commerce theme with supplier live product feed including photos via API integration+product filtration and also product designer tool (plugin) integration within the website to enable customer to choose product colour, size (variations) and design the product using designer plugin and then placing the order securely. Product variations to show up on product page with all sides visible within designer plugin. The store is to be fully responsive for all devices and also has to have payment gateways like PayPal and Amazon Payment implemented configured and tested. Store should be scalable with proper navigation and fully functional user friendly forms and secure (requiring SSL implementation). Plugin for customisation would need modifications and also order form needs to be as per our requirements. Product filtration through API is also required but not essential. Developers/bidder must be flexible for any changes along development. 90 days support after handover is also desired. Customer admin area with dashboard and company admin area with dashboard to be created. The project fee would be deposited in three milestones in a ratio of 20:20:60 but would only be released after successful completion and handover of project on our hosting servers, correcting any errors, and successful transaction test. If the project is not completed in full and handed over, no payment would be released. Please only bid if you agree to this condition. Above are some of the points and Detailed Project brief is attached here. Please go through the two files attached and only serious contender willing to complete the job should participate in the bid.