Are you prepared to join the X team and help build the ultimate real-time information-sharing app, revolutionizing how people connect? At X, we’re on a mission to become the trusted global digital public square, committed to protecting freedom of speech and building the future unlimited interactivity. Our goal is to empower every user to freely create and share ideas, fostering open public discourse without barriers. Join us in shaping this thrilling journey where your contribution will be invaluable to our success!
Role: Software Engineer - Media (All Levels)
Location: Palo Alto or London (Onsite)
Base Salary Range: $127,000 to $297,000 + Equity
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Who We Are:
We’re Media Engineering at X. If it involves a media feature on X – including video uploading, downloading, playback, live streaming, audio-video calling, audio and video Spaces, images – we build it. Our backend services run in AWS and on-prem. They are written in Golang or Scala with core media processing components in C/C++. Our remit includes
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Services for media ingest, processing, CDN origin, call signaling, webRTC.
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APIs for media features, metadata, lifecycle, metics …
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User experience across all client surfaces that involve media.
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End-to-end media quality and performance.
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Scaling to handle concurrent audiences of millions.
Who You Are:
We are hiring at all levels, but there are a few candidate archetype basis dimensions. One knows how to build and operate backend services at scale. Another knows media processing in C/C++. A third is deep experience in end-to-end media quality and performance, someone who makes ABR work right, gets the video to start in 200 ms, and get the live stream to look good from a Cybertruck driving through Baja.
What You’ll Do:
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Collaborate on building and operating services at scale, ensuring seamless performance for concurrent audiences of millions.
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Contribute to media processing pipelines in C/C++, the core components that drive our media services.
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Iteratively improve end-to-end media quality and performance
Qualifications:
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Proven experience in building and operating services at scale.
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In-depth knowledge and experience with media processing pipelines in C/C++.
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Extensive experience ensuring end-to-end media quality and performance.
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Acronyms you know all about: H.264, H.265, AV1, MP4, CMAF, VMAF, moq, RTP, RTMP, HLS, HDR, DRM
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Alternative acronyms and tech you know all about: CRUD, Redis, DynamoDb, S3, Route53, GraphQL
Join our small team and shape the media experiences of billions.
Top Skills
What We Do
We serve the public conversation. We believe real change starts with conversation. That’s why it matters to us that people have a free and safe space to talk. We put people first. Be you, really. That’s how we build trust. Together we’re creating a culture that’s supportive, respectful, and a pretty cool vibe. Sure, we’re not perfect, we’re people. But we’re open and honest about who we are and what we do.
Why Work With Us
Life’s not about a job, it’s about purpose. We believe real change starts with conversation. Here, your voice matters. Come as you are and together we’ll do what’s right (not what’s easy) to serve the public conversation.
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