Magento Site Develop & Customization

I need a Experienced Magento developer to customize and develop. Please do not bid if you dont have enough experience ! - A Vat Declaration form At checkout. When customers click on it should pay no Vat and i should see this on order invoice at backend office. (check attachment) - In Cart should have option to guide customer, "Save .... " with vat declaration. - All "tax" label should change to "vat" - Cart page have some issue with displaying item price and etc, "all moved slightly to the right hand side" need a quick fix - On product page, short description is not visible, need a quick fix - Add a "Do I need to pay VAT?" as same as like this on all products : [login to view URL] . This feature can be enabled/disabled from backend with just a single click for all products. this should appear below the "Our Price" on the product display page. - CSS Horizontal Top Menu - on site there is a menu But the design is not looking good on site. i have attached an image. (find the attached document with my email). I m open for your better design Idea. - Add a "A - a" button to change text size. when clicked on them should make text bigger or smaller. - On Product Page, Price tier need a tweak. At price calculator ; it gives discount for only 1, 3, 6, 9 the set quantities. It should give the same discount in between as shown below 1-3 (there will be no disount), 3-6 (for all quantities it will give the same discount as the customer's buying 3 pacs), 6-9 (for all quantities it will give the same discount as the customer's buying 6 packs), for all purchases over 9 pacs the customer will have the same discount as they buy 9 pacs (this will be highest discount that we offer) - On Main Page we have our best seller range of products. but these are should be a category not product link. - "Shop By" option should be on every category page ! - Cart Should be Ajax, when added item should not reload the page ! Website id : [login to view URL] I need a developer who can develop with high quality standart with good design. Developers who have done this job before will be favored. If you can show me a working solution of this kind it will be a great plus. I'm looking for a long term business relationship that allows me to outsource future jobs like e-commerce integration and drupal/magento/prestashop related jobs. Please do not bid over : $150 preferred communication method is skype.