Ecommerce Initial Build 2

Greetings, I am looking to outsource the design and build of my E-commerce website. I have a long checklist of requirements I would like met for the initial build. I am looking for a web developer with a solid reputation and great feedback such as yourself. The website will be roughly 5-6 products with roughly 20-30 sizes for each product. Here are some of the requirements I will need for the website: - A user intuitive back end platform to allow easy changes in the future. - Customer log-in, order tracking, paypal? - Strong On page SEO set up Twitter, Facebook, pininterest, youtube Alt tabs for pictures -Intuitive Product pages Sort by sizes Auto-Zoom for pictures Discount coupon codes Customer Review section Product offerings after sale -Google Analytics -Multiple countries (additional cost?) Currency changes -Secured (SSL Certificates?) Let me know if you can give me a rough estimate of what you think this project will cost. I will be exploring options from a few different companies. Thanks for your time! -Will