All Services Programming & Development VOIP Development $12/hr · Starting at $50 Our core expertise are as follows. - VOIP - ASTERISK - ASTPP - WHMCS - FreePBX - A2Billing - Kamailio - FusionPBX - WebRTC - MultiTalent - Free Switch About $12/hr · Ongoing Download Resume Our core expertise are as follows. - VOIP - ASTERISK - ASTPP - WHMCS - FreePBX - A2Billing - Kamailio - FusionPBX - WebRTC - MultiTalent - Free Switch Skills & Expertise A2BillingAsteriskBillingFreepbxSoftware DevelopmentSwitchesVoIPWhmcs 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts WordPress ExpertsMagento DevelopersNode.js DevelopersHTML5 DevelopersWooCommerce DevelopersXHTML DevelopersXamarin DevelopersCodeIgniter DevelopersMarketersPHP DevelopersAngularJS DevelopersSoftware DevelopersBigCommerce DevelopersLaravel DevelopersCakePHP DevelopersVoIP ServicesPSD to HTML Conversion Service ExpertsHTML DevelopersBilling ServicesBlackberry DevelopersAdobe Photoshop DesignersJoomla DevelopersWeb DesignersSwitch Engineers