Front End Software Engineer/Design Engineer - Health & Longevity Startup
Listed on 2026-10-15
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Software Development
Front End Developer, Software Engineer
Front End Software Engineer / Design Engineer - Health & Longevity Startup
The position is based in the company’s office in San Francisco. All of the company’s engineers work in the office 5 days/week, and it seeks candidates who will be excited about working in a fast-paced, hard-working, high-performance environment where teammates are together in person.
The company is building a new healthcare system that involves diagnostics, preventative healthcare, fitness/performance/health optimization, AI, and longevity. The company's ambition is to build the future of health.
The company has about 60 employees and 15 engineers. It has raised a very large round of series B funding and has already achieved a $1 billion valuation. Revenues are growing very rapidly, and the company is now moving towards hyper growth.
The company will pay a salary of $220k-$250k, plus equity which could be very lucrative.
Job Responsibilities:- Designing and building intuitive interfaces for core member journeys, from understanding health results to navigating ongoing care.
- Collaborating with product, design, and clinical teams to translate complex information into clear, accessible experiences.
- Creating interactive prototypes to explore ideas, test assumptions, and help the team choose a direction.
- Building and maintaining reusable components and interaction patterns that improve consistency across the product.
- Owning interface quality across responsive layouts, loading and error states, accessibility, and performance.
- Working with backend and mobile engineers to integrate real data, ship complete experiences, and improve them through feedback and product usage.
- A portfolio of interfaces you have designed and built, demonstrating your personal contribution, technical decisions, and attention to detail.
- Expertise in React, Type Script, HTML, CSS, and modern frontend development practices.
- Strong visual and interaction design judgment, including typography, hierarchy, spacing, and motion.
- The ability to explore ideas in Figma or code, explain your decisions, and work constructively through critique.
- Experience building production interfaces that handle real data, different screen sizes, accessibility needs, and edge cases.
- Demonstrated ability to own work independently from prototype through release, including testing and debugging code developed with AI tools.
- Interest in healthcare, wellness, or longevity.
- Experience at an early-stage startup or as a founding engineer.
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