Yokart developer / php / mysql / eCommerce

Hi i am looking for a developer who has yo-kart experience, for long term developer (like full time) . 5 hours + daily . Website is based on yo-kart multi vendor script , very complex PHP code . we require someone who has done yo-kart development and have experience and is full stack developer. Must be able to understand complex tasks. send me sample yokart / fatbit work. and reply with text in proposal "121.." so i know its not automatic bid. budget is 5-6$ per hour as this is long term.