Hank Huang

Hank Huang

VoIP Consultant/Infrastructure Architect

San Diego, United States



What's the difference?

I am specialized in voice and data integration. Established monitoring platform for data centers with Nagios based tools. Integrate with graphs to collect historical metrics and application performances. Provide an easy to use interface for both the engineers and the infrastructure managers.

I have experiences managing hundreds of Linux servers in large scale with a mixed environment of physical and virtual servers. Utilizing configuration management tools like Puppet, monitoring platform OMD (…


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Work History & Feedback

VoIP Reseller Interface Vitelity

“Budget postponed”
7 hrs @ $44.44/hr
Earned $319

Asterisk/PBX consultation, setup, maintenance

“He knew his VoIP and implemented a number of different solutions for me to try out. He was very flexible and understanding as I asked for changes. His used his billed hours efficiently. I'd recommend him for VoIP work.”
5 hrs @ $44.44/hr
Earned $222

IP-PBX Customization

“It was great working with Henry. I will definitely contact him if I need any additional support.”
14 hrs @ $44.44/hr
Earned $607

Asterisk Integration

“Henry was a great find. He told me exactly what he could do, and was able to get it done very quickly. The only thing that slowed us down at all, was that we had to fix errors that we had made. Henry found the errors and got us all squared away very quickly.He has great communication and definitely knows what he is doing. We will hire him again.”
0 hrs @ $33.33/hr
Earned $124

Amazon EC2 Consultant

“Excellent job, extremely proficient, and delivers on time and on budget. Great work!”
18 hrs @ $22.22/hr
Earned $389

Linked Elastix Servers with Hudlite

“Perfect score for a perfect bit of work. Thanks.”
4 hrs @ $33.33/hr
Earned $117
Tests Taken
Name Percentile Score

Upwork Readiness Test for Independent Contractors and Company Managers


Voice Over IP Test