Configure My website for Mpesa Payment system (mobile payment system)

[login to view URL] is my website and I need an expert in web development and mobile payments. More details will be explained to the correct candidate during interview ... Should be familiar with Mpesa mobile payment system. Previous experience in OXWALL is recommendable but not compulsory. One-time Project: Project: IT & Software - Web Design - Other Project or Ongoing work: One-time project API Integration Required: Other, Payment Processor Project Stage: Design