Reliable PHP/CSS Coder Needed

Our client needs a coder for a simple project who is experienced writing/modifying PHP scripts to work with MySql and CSS for Joomla. This project is scheduled to be completed in 7 days from the project award. Familiarity with JQuery and AJAX a plus. Must be professional, reliable and able to provide verifiable references. Payment at the completion of the project through GAF escrow only. Thanks for your time.