osCommerce developer

We are a small business looking for a programmer in the New York City area to work as an independent contractor on an ongoing freelance/ part-time basis on our website, from your own office or home. Developers should be experienced, specifically using PHP, MySQL and HTML/css/javascript to develop web applications and must be familiar with or have experience working with osCommerce ([login to view URL]). We are looking for someone who is familiar with all of those to develop new features, take over the ongoing maintenance of the site, and help out with all technical issues. We expect that the tasks will run 10-30 hours per month, with some fluctuation expected. You must be extremely detailed oriented, professional and reliable! Please respond via PMB with your hourly rate, your current job situation and available times for work. Also, please list any/all experience with e-commerce sites, specifically osCommerce. Please do not respond if you live outside of the US.. No exceptions!