Sr. Software Engineer, Media
- Salary
- $180,000 - $330,000
- Level
- Senior
Not stated in the posting: work type, visa.
Open. First seen 2 October 2026.
About the role
SpaceXSI's standard text
SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars.
SpaceXSI is building Super Intelligence to help humanity understand the universe. Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next.
SR. SOFTWARE ENGINEER, MEDIA
We’re looking for exceptional media engineers who want to join us on a new project to deeply integrate SpaceXSI's advanced AI infrastructure into a platform used by around 600 million users every month. We’re bringing SpaceXSI's technology stack and using it to transform the video product experience - video playback, live streaming, Spaces, audio/video calls, and more. This is your chance to contribute in a major way while leveraging all of the powerful AI tools and talented colleagues at SpaceXSI.
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)
- Ensure end-to-end media quality and performance at scale across a rich suite of products and user platforms
BASIC QUALIFICATIONS:
- 5+ years of experience in building media, video, or streaming systems
- Experience with high-performance C++ or Go
PREFERRED SKILLS AND EXPERIENCE:
- In-depth knowledge of WebRTC, LL-HLS, or video transcoding pipelines
- Experience building and running scalable and resilient distributed systems
- Experience with one or more of the following languages: Go, C++, Rust, Java, or Scala
- Experience with Kubernetes, FoundationDB, ValKey, Envoy, or S3
- Familiarity with formats such as H.264, H.265, AV1, MP4, CMAF, VMAF, RTP, RTMP, LL-HLS, HDR, and DRM
- Obsessed with media quality, performance, and product experience
COMPENSATION AND BENEFITS:
$180,000 - $330,000 USD
Base salary is just one part of our total rewards package at SpaceXSI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks.
SpaceXSI's standard text
SpaceXSI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice.
What this role asks for
65% of this description is written for the role. The rest is SpaceXSI's standard text, folded away below.
Compared with SpaceXSI's other open jobs.
The team: Product HIRES STEADILY
This role is one of 13 open in Product. 2 were posted in the last 30 days and the oldest in July: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Rust (8 of 13), Android (6 of 13), iOS (6 of 13), Golang (5 of 13), Kubernetes (5 of 13), Python (5 of 13), Scala (4 of 13)
OTHER ROLES ON THIS TEAM
- Sr. Mobile iOS Engineer posted Nov 6
- Sr. Mobile Android Engineer posted Nov 6
- Sr. Software Engineer, X Money posted Apr 14
- Sr. Web Engineer (X) posted Mar 19
- Software Engineer, Voice Product posted Mar 17
- Software Engineer, Imagine Product posted Mar 6
- Software Engineer, Grok Product posted Mar 5
- Sr. Backend Engineer, Enterprise posted Dec 17
- Mobile iOS Engineer posted Nov 18
- Mobile Android Engineer posted Sep 15
- Sr. Software Engineer, Observability posted Jul 29
- Sr. Software Engineer, Data Platform posted Jul 29
From the team and dates on SpaceXSI's own job board.
See Software Engineer salaries in the United States →
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