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, 200,000+ developers globally, and industry giants like OpenAI, Salesforce, Spotify, and Meta.
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
The best way to impress us is with thoughtful Issues and/or PRs on our Github repos 😊
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.
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
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
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
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Learn more about LiveKit and explore their open positions.
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