VOIP/SIP Application Developer

at  Volie

We are a growing technology company transforming how dealerships communicate with their customers. We build innovative software that enhances the customer experience and supports dealerships by improving call and messaging operations. Handling over 10 million calls monthly, we are scaling rapidly and looking for a skilled VOIP/SIP Engineer to develop and maintain robust VOIP infrastructure to meet our growing needs.
We are searching for a VOIP/SIP Engineer to lead our efforts in building an in-house VOIP solution, eliminating reliance on third-party providers like Twilio, Bandwidth, and Telnyx. The ideal candidate has experience with Freeswitch (or Asterisk), OpenSIPS (or a similar VOIP proxy), AWS, and WebRTC applications. You will play a critical role in managing and scaling a VOIP infrastructure capable of handling high call volumes reliably and cost-effectively.

REQUIRED EXPERIENCE

SIP/VOIP Solutions: 2+ years of experience with SIP/VOIP, preferably on Freeswitch (or Asterisk).
VOIP Proxy: 2+ years with OpenSIPS or a comparable VOIP proxy server.
Cloud Engineering: 2+ years of experience building and scaling VOIP solutions on AWS.
Programming Skills: 2+ years of experience in Python, Golang, or another language relevant to web-to-VOIP requests.
WebRTC: 2+ working on WebRTC applications.
Please take the time to research our company, watch some of our youtube videos, read some of our blogs, etc before applying. We prioritize culture over everything else and want someone who is genuinely interested in joining our team, not just in need of a job. Although we value your dreams, aspirations, and desire to make the world a better place, we are a for-profit business that is looking for great software developers that want to write great software that helps our customers, our company, and the rest of our team. We are a team of hard-working, scrappy developers that want to work on tough problems with great solutions.

Design & Develop: Architect and implement a scalable VOIP solution, prioritizing Freeswitch or Asterisk, to replace third-party dependencies.
Proxy Server Management: Utilize OpenSIPS or a comparable VOIP proxy server to manage SIP traffic efficiently and securely.
Cloud Infrastructure: Build and scale VOIP environments on AWS, optimizing for performance and cost-efficiency.
Web App Integration: Develop scripts or services in Python, Golang, or similar to handle interactions between the VOIP infrastructure and web applications.
WebRTC Applications: Design and integrate WebRTC solutions to facilitate web-to-VOIP functionalities for enhanced user experience.
Troubleshooting & Optimization: Continuously monitor and refine the VOIP infrastructure to handle our current volume of 10+ million monthly calls, ensuring reliability and low latency.