Hello,
I am a WHMCS specialist. I have 6years of experience in development with WHMCS
I have created may provisioning module, addon modules & domain modules for WHMCS.
Very good in make the code WHMCS and php upgrade proof, by using WHMCS inbuilt API and DBAL functions.
I follow best coding practices in industry for a neat and clean code, with OOPs and extensible in mind.
You can check my reviews, for the WHMCS jobs I have done. New to freelancer, but I had required experience to do the job.
Regards