Startups · AI

Software Engineer II, Front-End Platforms

Relativity Space · Long Beach, California, United States · On-site

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About Relativity Space

Relativity Space builds reusable rockets that make access to space more reliable and routine—empowering science, exploration, and innovation beyond our planet. Backed by General Catalyst, Y Combinator and Lux.

About the role

Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Found on 1752vc Careers, the job board for startup and VC roles.

What they're looking for

  • Experience (typically 2+ years) building production web applications, with deep TypeScript and React expertise
  • Experience contributing to shared frontend codebases, component libraries, or design systems used by multiple teams
  • Foundational frontend performance skills: ability to use profiling tools, identify performance bottlenecks, and implement basic optimizations
  • Experience working with state management patterns and real-time data updates in React applications (e.g., Redux, Context API, WebSocket integrations)
  • Ability to collaborate effectively with senior engineers, receive technical mentorship, and contribute to architectural discussions
More about this role

At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known.

Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up...

Read the full posting on Relativity Space's site ↗

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