Senior Media Systems Engineer (Go/C++)

SpaceXAI; Seattle (WA); On-site; USD 180,000 - 440,000; Full time

Benefits offered by this job

Equity

Medical coverage

Vision coverage

Dental coverage

401(k) retirement plan

Disability insurance (short-term)

Disability insurance (long-term)

Life insurance

Discounts and perks

Job summary

xAI is seeking exceptional media engineers to join a project that deeply integrates our AI infrastructure into a platform used by around 600 million users every month. You’ll help transform the video product experience—video playback, live streaming, Spaces, and audio/video calls—while leveraging our powerful AI stack.

We are a small, hands-on team with a flat structure where leadership comes from initiative and consistent excellence.

Qualifications

• At least 5 years of experience.
• Obsessed with media quality, performance, and product experience.
• Proficient in high performance C++ or Go.
• In-depth knowledge of either WebRTC or LL-HLS or video transcoding pipelines.
• Familiar with building and running scalable and resilient distributed systems.

Responsibilities

• Build the next generation of large-scale video services.
• Contribute to and rebuild core media processing and distribution pipelines in high-performance languages (Rust, C++ or Go).
• Obsess over every millisecond and pixel, ensuring end-to-end media quality and performance at scale across a rich suite of products and user platforms.

Skills

Go

C++

Rust

Java

Scala

Tools

Kubernetes

FoundationDB

ValKey

Envoy

S3

Job description

xAI is seeking exceptional media engineers to join a project that deeply integrates our AI infrastructure into a platform used by around 600 million users every month. You’ll help transform the video product experience—video playback, live streaming, Spaces, and audio/video calls—while leveraging our powerful AI stack.

We are a small, hands-on team with a flat structure where leadership comes from initiative and consistent excellence.