Hi dear sir,
I have extensive experience in WHMCS, PHP, HTML5, Javascript, Drupal, Joomla!, CSS, Mysql, Graphic Design, Illustrator, Photoshop.. My experience and dedication in work will certainly help you to accomplish your project in accurate and timely manner. Please refer to PM for details...
My previous experienced :
https://www.freelancer.com/projects/PHP-Data-Entry/billing-whmcs-data-integration.html
Best Regards
Ferdous