Wordpress and WP Ecommerce help

Looking for WORDPRESS experienced with WP Ecommerce plug in experience. Need a good communicator who can do the job within a time frame (approx 1 week). Proven experience ( don't bother if you don't have proven feedback). Need this person to be available to client later to do updates of wordpress and wp ecommerce plug in when required. Will require a quote for this Just at present need some minor tweaks to current website. Please PM for details MUST HAVE PROVEN WORDPRESS AND WP ECOMMERCE EXPERIENCE, I would like to see examples of these sites you have created