Opensips Freelance Jobs


FreeSwitch Principal Engineer/Architect 

Fixed - Est. Budget - $16,500.00, Expiry - Nov 8, 2019, Proposals(12) - posted at one week ago
Evolution Collect is looking for a FreeSwitch Principal Engineer/Architect to play a key role in defining architecture and implementing key SIP protocol-based VOIP applications. To build and maintain our own FreeSwitch architecture with a RESTful API on top of it. Similar to what Twilio & Plivo are doing. We are needing more

Need help in designing and maintaing mobile VoIP solutions 

Hourly - Est. Budget - $14.00, Expiry - Jun 3, 2019, Proposals(9) - posted at 5 months ago
The app will be used for employees in the company that works in the logistics sector, it will be a customized alternative to the conventional calling methods