Custom Design Overhaul - Codeigniter marketplace script

Greetings, We are seeking long-term Project Management and Quality Assurance. Evaluate concepts and provide solutions. Ensure systems function properly. Seo, speed and overall site maintenance. Accomplish custom implementation within budget parameters. Professional communication and daily skype status updates. SIMPLE 5 STEP REQUIREMENTS OVERVIEW: 1. Custom front-end from design provided. Add new features and functions for an existing codeigniter reactive theme. Theme tweaks need to be flawless, pixel perfect when viewed across various devices including mobile. 2. Creation and implementation of custom 10 star rating system add-on with pop-up confirmation. User post Rating and Ranking to determine landing page displayed thumbnails. Average calculations and method including live examples provided. 3. Add community functions. Blog, Pop up share feature, various profile stats, buyer / seller messaging. Custom UI for stylized comments, add various functions, comment as anonymous, various tool tips. 4. Cart modification. Customize existing physical products cart to accommodate and handle all types of digital file downloads. Add easy digital download basic attributes to user/sellers back-end. 5. Minor user back-end tweaks - (design provided.) Add new look and a few functions. Add User controlled profile store banner including user back-end modification to manage. * If this first phase is delivered in a professional, timely fashion, without bugs or glitches, we will extend an offer for long-term development work, 10+ more sites. * Please include your Skype id and available times to discuss details. * Please only list E commerce, Social, Codeigniter or relevant previous works.