All Services Programming & Development VoIP Engineer $20/hr · Starting at $25 I am skilled voip engineer with 5+ years of experience in asterisk based systems. I like to custimize dialplan, write scripts, etc... About $20/hr · Ongoing Download Resume I am skilled voip engineer with 5+ years of experience in asterisk based systems. I like to custimize dialplan, write scripts, etc... Skills & Expertise AsteriskVoIP 1 Reviews Marc van Rosmalen says, I can recommend Alex without a doubt. He is a skilled person and very pleasant to deal with. A+ for Asterisk/FreePBX setup on Raspberry Pi on Jul 06, 2016 Browse Similar Freelance Experts VoIP Services