WordPress Theme Template from HTML, Custom Plugin - Phase1

No Indian developers - your bid will be reported as spam. Looking for experienced WordPress developer to create custom WP templates from existing validated static HTML/CSS pages. You'll be developing basic site structure, logic and backend database of a website. The frontend is already completed with fully sliced, tested, W3C validated and optimized HTML with working jQuery, live on test server. MAJOR FEATURES: 1) Registered user can upload files from computer or user's temporary website folder, which user has FTP client access to 2) CSV spreadsheet file import/export 3) Custom user roles and permissions. REQUIREMENTS: a) Scalable for easy future upgrades (this project is only phase 1) b) Fast loading speed, stable performance with 10k page views per day c) Ajax enabled to speed up backend content upload process d) Render clean frontend HTML like demo shown e) Secure - even though it's not eCommerce site f) Proper speed and caching optimization g) Best coding practices h) Free of bugs ------------- No design or CSS skills required. ***IMPORTANT If you sound like the right person for this job, we can discuss the details further in PMB. ***mention this word 'WP1' as the first thing in your bid so I know you've actually read description and not hide your bid. Thank you very much for your attention.