VoIP Expert, API Developer, Fusion PBX-Freeswitch
Budget: $250 – $750 USD
VoIP Expert, VoIP developer for Freeswitch, Fusion PBX, to develop an API that allows integration in our application, where users should be able send and receive text messages, initiate, answer, transfer or put on hold a voice call, listen to VM's and call recordings, be able to send and receive Fax.