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Software Engineer, Full Stack Developer

Job in San Francisco, San Francisco County, California, 94199, USA
Listing for: Underdog.io -Apply to top tech jobs in 60 seconds. A place where companies apply to you
Full Time position
Listed on 2026-05-08
Job specializations:
  • Software Development
    Full Stack Developer, Software Engineer
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below

A rapidly scaling SaaS startup revolutionizing operations for one of the largest yet underserved service industries globally. Backed by top-tier venture firms, our platform empowers businesses to streamline workflows, improve profitability, and deliver exceptional customer experiences. Join a team of ex-FAANG engineers and industry experts building mission-critical tools used in thousands of daily operations.

The Role

As a Full Stack Engineer, you’ll architect and deliver high-impact features across our web and mobile platforms, directly shaping the product roadmap for a solution already trusted by enterprise clients. Collaborate with cross-functional teams to solve complex challenges in an industry ripe for digital transformation.

Key Responsibilities
  • Ship end-to-end solutions using React (Type Script) for frontend and Ruby on Rails for backend systems, ensuring seamless integration between web and mobile apps.
  • Optimize performance, scalability, and security across Postgre

    SQL databases, RESTful APIs, and AWS cloud infrastructure.
  • Lead code reviews and architectural decisions while managing technical debt in a fast-paced startup environment.
  • Partner with product managers and customer success teams to translate non-technical user needs into elegant technical solutions.
  • Implement CI/CD pipelines and automated testing frameworks to maintain rapid, reliable deployment cycles.
  • Troubleshoot production issues and contribute to on-call rotations for mission-critical systems.
Qualifications
  • 3+ years of full-stack development experience with React and/or Ruby on Rails in production environments.
  • Proven track record of shipping high-quality B2B SaaS products for non-technical users.
  • Strong grasp of cloud platforms (AWS), containerization (Docker), and infrastructure-as-code principles.
  • BS/MS in Computer Science or equivalent hands-on engineering experience.
  • Must be based in the SF Bay Area and comfortable with a hybrid work model (2-3 days in-office).
Bonus Skills
  • Experience with React Native for cross-platform mobile development.
  • Familiarity with facility management, logistics, or field-service software.
  • Background in early-stage startups with
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