custom eCommerce Project with CMS

We have a custom ecommerce work. We need a development team or good programmer to make all the functionality running. This project has an urgent deadline in 20 days or sooner. You don't need to do the design or the css layout for front page. Please read the following requirement Front-end: 1. Install payment gateway (for accepting credit card) 2. Add other payment method (bank transfer and COD) >> will be done offline 3. Activate an email notification for ordering (3 types: by Credit card, Bank transfer, and COD) 4. Create a shopping cart (Order workflow will be provided). >> there will be minimum amount to get a free shipping (e.g. $100) 5. Create a "tagging" feature 6. Survey feature 7. Tweet and like feature on each product 8. Activate a standard form: (contact form, catering form, and kids activity form) 9. Membership feature (for checking points) >> User will register offline, and member can only check their current points, checkout using their details, and get a points when purchasing a product. 10. Newsletter feature: just prepare the database (with CSV file) >> no need to provide a blast feature or use a newsletter application 11. Weekly Quiz feature 12. testimonials feature 13. each product will have a size selection and qty Backend: 1. CSS for admin / CMS (dashboard css layout will be given, you can continue from there) 2. ability to update the content for all web pages 3. ability to edit the categories, sub categories, and product (including image, price, description, and tag) 4. CMS feature: order status (past and pending orders) 5. CMS feature: member list 6. manage a weekly quiz 7. Sales report & Product achievement (Can be exported to .xls or .pdf) 8. pdf. upload for "download page" I will provide the basic css codes, site map, and workflow details. Please provide the quote with your best portfolio and make sure you read all requirement and pay attention to the timeframe. Milestone will be released after full work is running well. Thanks for bidding this project.