Hi,
Please share Site URL , Merchant ID, and related to all credentials so can start work.
I have 7+ year Experience in PHP and many CMS . About to exp done various Project to customize theme, add plugin, add widget, add payment integration such as paypal, [login to view URL], CC avenue,sag pay,JCC, Barkley Payment Gateway .
Open PM for Further discussion.
Regards,
Rajesh