Software Engineer, Media

Xai; Palo Alto (CA); On-site; USD 180,000 - 440,000; Full time

Benefits offered by this job

Equity

Medical, Vision, and Dental coverage

401(k) retirement plan

Disability insurance

Life insurance

Employee discounts

Job summary

SpaceXAI is seeking exceptional media engineers to deeply integrate its AI infrastructure into a platform used by hundreds of millions of users monthly. Join a small, hands-on team building video playback, live streaming, Spaces, and calls, while delivering low-latency, high-quality media across devices.

You will work with Rust, C++, or Go to advance core media pipelines, striving for millisecond-level responsiveness and robust distributed systems across a global user base.

Qualifications

• 5+ years of experience in media or video systems.
• Strong proficiency in C++ or Go for high-performance systems.
• Experience with WebRTC, LL-HLS, or video transcoding pipelines.
• Experience building scalable distributed systems.

Responsibilities

• Build the next generation of large-scale video services.
• Rebuild core media processing pipelines in Rust, C++ or Go.
• Ensure end-to-end media quality and performance across platforms.

Skills

C++/Go

Media pipelines

WebRTC/LL-HLS

Distributed systems

Tools

Kubernetes

FoundationDB

Envoy

S3

ValKey

Job description

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.

ABOUT THE ROLE:

We’re looking for exceptional media engineers who want to join us on a new project to deeply integrate SpaceXAI’s advanced AI infrastructure into a platform used by around 600 million users every month. We’re bringing SpaceXAI'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 SpaceXAI.

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

BASIC 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

PREFERRED SKILLS AND EXPERIENCE:

• Go, C++, Rust, Java, Scala
• Kubernetes, FoundationDB, ValKey, Envoy, S3
• H.264, H.265, AV1, MP4, CMAF, VMAF, RTP, RTMP, LL-HLS, HDR, DRM

COMPENSATION AND BENEFITS:

$180,000 - $440,000 USD

Base salary is just one part of our total rewards package at SpaceXAI, 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.

• equity
• comprehensive medical, vision, and dental coverage
• access to a 401(k) retirement plan
• short & long-term disability insurance
• life insurance
• various other discounts and perks

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