Founding Software Engineer — Full Stack

Rheaction

  • Los Angeles, California
  • 9 days ago

    Highlights

    This is a hands-on role for an engineer who enjoys building from scratch, solving complex real-world problems, and shipping production-quality software in a fast-moving environment. We're looking for a highly motivated Founding Software Engineer to help build and scale sophisticated software products at an early-stage technology startup.

    Numbers & Facts

    LocationLos Angeles, California

    Description

    Location: Los Angeles, CA — On-site (5 days/week)

    Employment: Full-time
    Experience: 2+ years
    Compensation: $140,000–$200,000 base + meaningful equity
    Relocation: Support available
    Work Authorization: US Citizen/Must meet applicable U.S. export-control eligibility requirements (ITAR).

    About the Role

    We're looking for a highly motivated Founding Software Engineer to help build and scale sophisticated software products at an early-stage technology startup.

    You'll work across full-stack engineering, backend systems, data infrastructure, and automation, with significant ownership over product architecture and technical decisions.

    This is a hands-on role for an engineer who enjoys building from scratch, solving complex real-world problems, and shipping production-quality software in a fast-moving environment.

    What You'll Do

    • Design, build, and ship full-stack applications and production systems.
    • Develop scalable backend services, APIs, and data infrastructure.
    • Build internal platforms and tools that streamline complex business and operational workflows.
    • Work with real-time data, integrations, and automation systems.
    • Own features and technical initiatives from concept through deployment.
    • Collaborate with cross-functional engineering teams to solve complex technical problems.
    • Make architectural decisions and improve system performance, reliability, and scalability.
    • Identify high-impact opportunities and independently drive solutions.

    What We're Looking For

    • 2+ years of professional software engineering experience, with a strong record of shipping production software.
    • Strong full-stack development experience, particularly with TypeScript.
    • Backend proficiency in Python or Go.
    • Experience designing and building applications, APIs, and backend systems end-to-end.
    • Strong understanding of data modeling, system architecture, and software engineering fundamentals.
    • Demonstrated ownership of products or substantial technical features.
    • Ability to work independently and solve ambiguous problems.
    • High agency, strong product instincts, and a bias toward execution.
    • Comfortable working in an early-stage startup environment.

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