Basic Oscommerce 3 Ebay Stock Link

Looking for someone to write the code and advise installation instructions for a link between oscommerce 3 and ebay. Just to link the stock levels via product / key code / sku, nothing else to be linked or updated. Update stock level on ebay immediately from checkout / sale on website. Update oscommerce asap from sale on ebay. Manual Syncronise facility in oscommerce to update stocklevels on ebay from oscommerce of all items. Extra field in products table of number sold through ebay updated on ebay sale. Listing in oscommerce of items in database also on ebay. Aware that not all the products on our site will be on ebay. Must speak / type fluent English and easily contactable via e-mail Payment via paypal Plenty more small projects work for right person