Job Description

Description

What Does Success Look Like?

We are seeking aLead VoIP Engineerto design and build high-performance modules within our Voice platform. You’ll work on the core telephony stack involving signaling, media processing, NAT traversal, and RTP relaying. This is a hands-on execution role ideal for engineers who love building, debugging, and optimizing real-time communication systems.

Seniority Level: Lead Individual Contributor

What You’ll Do:

  • Implement core voice capabilities usingFreeSWITCH, Kamailio/OpenSIPs, and RTPEngine.
  • Build and optimizeSIP call routing logic, RTP media relays, failover mechanisms, andNAT traversal.
  • Develop and manage configurations forscalability, codec negotiation, SIP trunk registration.
  • Implement and test features like call recording, IVR, voicemail, DTMF detection.
  • Monitor live traffic and participate in 24x7 on-call ...

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