Backend Engineer, Real-Time Media
About LiveKit
LiveKit is building the infrastructure layer for the agentic era of computing. Our platform gives developers everything they need to build, test, deploy, scale, and observe AI agents in production. Founded in 2021, LiveKit powers voice and agentic AI applications for OpenAI, Salesforce, Spotify, Meta, and tens of thousands of other developers, collectively facilitating billions of calls each year.
About This Role
Every call, stream, and agent conversation running on LiveKit passes through our real-time media backend. It is the layer that ingests, transforms, and delivers audio and video at a scale of billions of calls a year — and it is the foundation the rest of the product is built on.
As a Backend Engineer on the real-time media team, you'll own real time media distribution end to end: the interaction with real time clients, the distributed mesh allowing fast and reliable media distribution all over the world, and the new systems that customer-facing features depend on. Today a very small team covers this surface, so the scope is unusually large for one engineer — you'll set direction on reliability, performance, and protocol adoption (including newer transports like MoQ/WARP) rather than picking up tickets.
This is a role for someone who has built real time systems real customers relied on, a
