MPESA Gateway Integration for E-Commerce

I need someone who has already connected MPESA to a live shopping site and can do it again quickly and cleanly on my existing e-commerce store. The task is to wire the Safaricom MPESA APIs into the checkout... (Budget: $30 - $250 USD, Jobs: API Integration, eCommerce, Payment Gateway Integration, Payment Processing, PayPal API, PHP, Web Development, Website Design)