Backend Engineer, Real-Time Media
LiveKit · Remote · North America · APJ · EMEA ·
COMPENSATION
$135k – $300k
Listed on the employer's job board (Ashby)
- Fully remote
- Go or Rust
- WebRTC internals
- High ownership
- Real-time media
You will join the real-time media team to manage the backend layer that handles billions of calls annually. Your work ensures reliable ingestion, transformation, and delivery of audio and video for AI agents and communication apps.
The scope includes setting direction for reliability, performance, and protocol adoption. You will design new systems from scratch and serve as the internal expert for cross-team architecture decisions.
What you'll do
- Operate the LiveKit SFU and manage the real-time media distribution mesh
- Ensure system reliability and participate in on-call rotations
- Design and build new real-time systems for customer-facing features
- Reduce latency and enhance call quality across all platform sessions
- Evaluate and adopt modern transport protocols like MoQ and WARP
- Collaborate with SDK and infrastructure teams on cloud mesh architecture
What you'll need
- Experience building critical real-time media pipelines used by customers
- Deep knowledge of WebRTC stack including ICE, DTLS-SRTP, and RTP
- Strong systems programming skills in Go, Rust, C/C++, Java, or C#
- Proficiency in Go is preferred for this role
- Ability to design and debug asynchronous multi-threaded systems
- Clear communication skills and comfort with high individual ownership
Nice to have
- Contributions to the Pion open-source media stack
- Experience building instrumentation for media quality measurement
- Knowledge of distributed systems algorithms and consensus
- History of designing public-facing APIs for external developers
Stack
- Go
- Rust
- C/C++
- Java
- C#
- WebRTC
- MoQ
- WARP
How you'll work
- Fully remote position
- On-call responsibilities for media infrastructure
What you get
- Competitive salary and equity package
- Health, dental, and vision benefits
- Flexible vacation policy
- Opportunity to contribute to open source projects