Asterisk and a2billing configuration for service provider

I have done a lot of asterisk projects. Please check my profile. I have great experience with such configuration.

A proposal has not yet been provided

Hey there, This seems extremely interested job to do and I probably have those required skills to accomplish the project/task on time. Let me slightly introduce myself. I am sharp, top-producing Software Enginee 更多

System Engineer, professionals in voice and data networks Implementation Integration Systems VoIP Asterisk, FreePBX, FreeSwitch, Opensip, Kamailio, GoAutodial, Vicidial, vTiger, Call Center, CRM, IVR, Integration, Web 更多

Hands on experience in developing, debugging VOIP,Asterisk modules,CDRs processing,VOIP billing engines. SIP,WebRTC, media and database(MySQL) applications

A proposal has not yet been provided

I used to work for a voip company based in US. I am knowledgeable in installing, configuring and troubleshooting diff voip softwares like freepbx, a2billing, fusionpbx and goautodial.