Senior Software Engineer, Telephony
5 days ago
Join to apply for the Senior Software Engineer, Telephony role at LiveKit . Base pay range: $120,000.00/yr - $250,000.00/yr. LiveKit is revolutionizing the AI landscape by providing the essential network infrastructure that powers multimodal AI interfaces, enabling seamless audio and visual interactions. Founded in 2021, LiveKit has rapidly grown to support over 3 Billion calls annually, 100,000+ developers globally, and industry giants like OpenAI, Character AI, Spotify, and Meta. You’ll Thrive at LiveKit if: Obsess with crafting code that is fast, reliable and practical for the problem Are known as the go-to person for tackling tough technical problems Work hard and can build and ship fast Can clearly explain complex technical concepts to others Are a fast learner, frequently picking up new languages and tools About This Role: Voice has connected people for over a century — and it’s entering a new era. As a Telephony Engineer, you’ll help reimagine how calls, media, and intelligence flow through modern networks. From SIP and RTP to AI-driven voice experiences, your work will directly impact how businesses and customers communicate across industries worth billions. What You’ll Do: Design, build, and operate telephony services that manage phone numbers, carrier integrations, and SIP trunks at scale Develop reliable signaling and media systems that bridge traditional telephony with WebRTC and AI pipelines Work closely with carriers and global vendors to expand number coverage, improve routing, and ensure regulatory compliance Collaborate with the SFU, Developer Success, Infrastructure and SDK teams to make voice features easily accessible to developers Monitor and optimize voice quality, latency, and reliability using observability and debugging tools Contribute to the evolution of modern, developer-friendly APIs for telephony and media control Who You Are: You’re a strong senior software engineer who thrives in complex, distributed systems — ideally with experience in Go, C, or C++ You have a deep understanding of APIs, backend architecture, and large-scale real-time systems You think beyond code — you understand how infrastructure choices shape products, developer experience, and end-user impact You’ve ideally worked on a developer platform or communications product and appreciate the nuances of reliability, latency, and usability You’re hands-on, curious, and comfortable diving into protocols, packet captures, or production issues when needed You collaborate well across teams, communicate clearly, and value simplicity in design and execution You care about building the foundation for how people — and AI — will communicate in the next decade Our Commitments to You An opportunity to build something truly impactful to the world Contribute to open source alongside world‑class engineers Competitive salary and equity package Health, dental, and vision benefits Flexible vacation policy Seniority level Mid‑Senior level Employment type Full‑time Job function Engineering and Information Technology Industries Technology, Information and Internet Referrals increase your chances of interviewing at LiveKit by 2x. Get notified about new Senior Software Engineer jobs in Canada. #J-18808-Ljbffr
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