Inventory Control via Web

We need a programer can develop a system sub module of Inventory Control, that will be run totaly via web. I need to run the module in windows all versio, mac and linex, the only I need is a web surfer, also can run it in a Ipad. We would install the system a our server. We will provide all the logical information of the data bases, it´s must be use mysql as a database engine. If any question, feel free to contact us.