You'll architect and scale the voice infrastructure powering real-time AI conversations. We're building the telephony backbone for next-gen human-machine interfaces where every millisecond matters. Think: thousands of concurrent AI voice agents handling customer calls, not maintaining legacy PBX systems.
Responsibilities
Reduce end-to-end voice latency to
Build carrier-grade SBC infrastructure handling 1M+ calls/month.Design WebRTC/SIP hybrid architectures for seamless voice AI delivery.Integrate telephony stacks with modern AI voice pipelines (STT/TTS/LLM).Debug SIP flows, codec negotiations, and NAT traversal at 2 AM when things break.
Requirements
- 2-3+ years production experience with FreeSWITCH/Kamailio/Ribbon/Mediacode.
- Know C/C++/Rust programming languages.
- Deep SIP protocol knowledge (RFC 3261 SDP, call flows).
- SBC configuration and management (any vendor).
- WebRTC implementation experience.
- Real-time media: RTP/SRTP, codecs, jitter, packet loss handling.
This job was posted by Neha Chauhan from Unpod.
