Abhay Gupta

Abhay Gupta

Expert Voice integration




What's the difference?

Work on Asterisk / Freeswitch like VOIP platform and integrate and develop with various technologies like Java / C/C++ / DOT NET and PHP, Python . Higher end skills includes socket programming , thread pool , Java Hibernate and NIO , Eclipse RCP , Python Django and twister .

The experience in setting up complex projects with development of Web Server , e-mail spider , using C as a web programming language has been the major achievements . Very high end database optimisation using memcached , …


Abhay Gupta has added 3 portfolio pieces. Create an account to review them.

Work History & Feedback

FreePBX Module Creation - Outbound IVR

“Excellent and affordable!”
22 hrs @ $16.67/hr
Earned $367

Need BASIC CRM on WordPress Website

“The team did a great job with communication and the dev team certainly had a great deal of knowledge and were professionals about what they did. Despite a few mishaps, overall it was an excellent choice!”
86 hrs @ $16.67/hr
Earned $1,437

SMS Integration with Asterisk

“Highly competent in Asterisk. Complex project was successfully completed in timely fashion. Highly recommend.”
114 hrs @ $13.33/hr
Earned $1,515

Open Source VOIP PBX & IVR Setup - Asterisk + Voice Recognition

“Mr Abhay Gupta and his team are experts in VOIP, SIP and Asterisk. Very good communication and a pleasure to work with. I have no hesitations to recommend Abhay and AVIS e Solutions to any business owner needing a solid PBX solution.”
19 hrs @ $16.67/hr
Earned $317

Debugging Asterisk Conference System

“Avissol's engineers were totally professional. Professional and dedicated to the work. Very satisfied with the work. Will hire again soon.”
Fixed Price $122

Asterisk Developer

No feedback given

50 hrs
Tests Taken
Name Percentile Score

Java Test


Programming with C Test