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Software Engineer (Epsilon3)

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Hybrid (Los Angeles, CA / El Segundo, CA)$120k - $180kFull-timePosted 3mo ago

About the role

Software Engineer role at Epsilon3, an AI-powered ERP/MES/test software platform for complex operations in aerospace. Full-time, US-based, Los Angeles/El Segundo, CA. Focus on building scalable web-based dashboards and tools for space missions using Node.js, React, TypeScript, and related tech.

Responsibilities

  • Design, build, test, and release our web-based operational dashboards, electronic procedure tools, and a suite of specialized software solutions to support various space missions
  • Create software to support simple and complex computation on datasets for decision-making and autonomous execution
  • Build and deploy high-quality code on a daily basis for rapid iteration and testing with users
  • Design APIs and integration solutions for various proprietary and open-source telemetry and command and control systems
  • Rapidly prototype demos and proof-of-concepts for customer meetings
  • Join and actively participate in customer discovery calls and technical demonstrations
  • Analyze and enhance the efficiency, stability, and scalability of software systems
  • Support software QA and user testing
  • Assess third-party and open-source software and develop integrations
  • Contribute to the growth and refinement of our engineering culture, processes, and tools

Qualifications

  • 3+ years of experience as a Software Engineer
  • Proficiency with TypeScript and with JavaScript frameworks like React, Vue, Angular, or Svelte
  • Strong foundation in computer science concepts (algorithms, data structures, object-oriented programming, design, testing, etc.)
  • Self-starter and able to navigate ambiguity and assess rapidly evolving priorities
  • Strong team player with great communication skills and collaborative work ethic
  • Love of learning (technical and otherwise)
  • Experience at fast-growing tech startups is a plus
  • Experience with Lean Startup & Agile software development methodologies is a plus
  • Bachelor’s Degree in Computer Science or related field
  • US Citizenship required (future security clearance may be required)
  • Must be located in the United States

Skills

Required:TypeScriptJavaScript frameworksAlgorithms & data structures

Benefits

  • stock options
  • generous PTO
  • health insurance
  • 4% 401k match
Last updated Jul 15, 2026. Interested? Apply on the company site.
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About Epsilon3

AI-Powered ERP, MES, and Test Software for Complex Operations

Epsilon3 is the AI-Powered ERP, MES, and Test Management Software for Complex Engineering, Manufacturing, & Operations. We are a growing team of engineers from SpaceX, NASA, Google, and Stanford with unique experience planning and executing over 100 space missions. We are applying what we learned to develop web-based solutions that make building and operating advanced systems as efficient, error-free, and enjoyable as possible. Want to join a fully remote, US-based SaaS startup on a mission to solve complex problems in aerospace, energy, defense, maritime, and biotech? Apply today!

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