Looking for a long-term relationship company to develop my classified and banner ad site. In the site we have a classified ad session that similar to craigslist (http://stockton.craigslist.org/), kijiji (http://sacramento.kijiji.com/), gumtree (http://www.gumtree.com/)… (Budget: $250-750, Jobs: AJAX, Javascript, MySQL, Paypal API, PHP)