Posted:Just now|
Platform:
Work from Office
Full Time
We are looking for a Senior Asterisk / FreeSWITCH Developer with 5+ years of hands-on experience in building and operating production-grade VoIP platforms. The role involves designing call flows, integrating SIP/WebRTC systems, optimizing performance for high call volumes, and troubleshooting real-time voice issues. You will work closely with backend and infrastructure teams to deliver scalable, secure, and highly available telephony solutions. Strong ownership, deep protocol knowledge, and a production-first mindset are expected.
2. Experience integrating with CRMs, dialers, call recording, WebRTC applications using PHP or any other server side code.
3. Strong expertise in SIP, RTP, SDP, RTCP, WebRTC, WebSockets protocols.
4. Experience in dialplan development, IVR, inbound/outbound call flows, queues.
5. Strong troubleshooting using sngrep, tcpdump, Wireshark, SIP logs.
6. Experience with Linux servers, networking, NAT, firewall, SIP security.
7. Database integration experience with MySQL.
8. Exposure to AWS, cloud deployments, HA, failover, load balancing.
You can go through the company website as well and let me know if you have any further information required
Company Website: https://office24by7.com/
Office24by7 Technologies
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