Improve Drupal 7 Site's Structured Data to Improve Appearance in Search Engine Results

Seeking a highly skilled Drupal 7 frontend themer/developer to add all possible structured data (and improve any existing structured data) for an existing Drupal 7 e-commerce site including all requirements below. REQUIREMENTS Implement all available Google Search features and Structured Data for search optimization on both desktop and mobile devices. This must be programmatic so that new pages added to the site, including new apps added to the app marketplace, also include proper markup and structured data for both desktop and mobile. * [login to view URL] * [login to view URL] 1. Markup for products/apps in the app marketplace * [login to view URL] * [login to view URL] The site is an e-commerce site that sells apps. While Google Product Markup has been applied, it is not working properly and apps in our marketplace don't appear as products when they search results in Google searches. Add proper markup so Google recognizes all apps in the app marketplace as apps so that google search results show app name, app icon, app price, etc. 2. Add Google Breadcrumbs to the site * [login to view URL] 3. Add Google's Sitelink Searchbox to the site * [login to view URL] 4. Specify proper markup for company's logo * [login to view URL] 5. Specify proper markup for social media links * [login to view URL] 6. Tags * Google * Twitter * Open Graph Improve all tags throughout entire site. 7. Corporate Contacts * [login to view URL] PROJECT MILESTONES A. Review existing site and provide written report on current status of structured data and markup * Report should identify ** what has and has not been implemented ** why markup and structured data that has been implemented is not functioning correctly ** plan to resolve these issues B. Implement 1-7 above using our development server * Implementation must not cause any performance degradation of the site. * Implementation must not interfere with any functionality or theming of the site. * Implementation must be approved by the company before moving onto 2. C. Changes made to development server will be deployed to prod * Implementation must not cause any performance degradation of the site. * Implementation must not interfere with any functionality or theming of the site. * Implementation must work for searches on both desktop and mobile devices * Screenshots of Google searches on both desktop and mobile showing that each of the requirements above have been successfully implemented throughout the site. * Resolve any markups or structured data that doesn't appear to be functioning correctly. PAYMENT TERMS 5% upon successful completion of Milestone A 5% upon successful completion of Milestone B 95% upon successful completion of Milestone C ADDITIONAL INFORMATION: Freelancer will report to the company's technical advisor. Please be willing to provide daily progress updates via Skype. We have excellent ratings/reputation on Freelancer and we are seeking contractors that are true artisans and experts in their field. If all goes well on this project then there is potential for on-going contractor work. *PLEASE HAVE SIGNIFICANT EXPERIENCE AS A DRUPAL THEMER AND DEVELOPER. IN YOUR PROPOSAL, YOU MUST PROVIDE TOP THREE DRUPAL SITES THAT YOU HAVE RECENTLY THEMED/DEVELOPED.*