reset - regenerate - outlive
Frontend Engineer – Mobile, React Native
Location
United States
Posted
98 days ago
Salary
$100K - $175K / year
Seniority
Senior
Job Description
Frontend Engineer – Mobile, React Native
Outlive
• Build and maintain a high-quality React Native (Expo) mobile application for iOS and Android • Implement complex, stateful user experiences using Tamagui, expo-router, and TanStack Query • Integrate with REST APIs and custom authentication hooks backed by Firebase and our backend identity layer • Design and implement offline-first and background sync behaviors for daily health data and scoring • Integrate mobile-specific services including: • Push notifications (@react-native-firebase/messaging, Notifee) • Payments (@stripe/stripe-react-native) • Analytics (PostHog) • Error tracking (Sentry) • Ensure accessibility best practices are followed across mobile surfaces • Collaborate closely with product, design, and backend engineers to ship iteratively and safely • Participate in CI/CD workflows using EAS and GitHub Actions • Implement, maintain, and enhance behavior testing suites to identify and prevent product regression
Job Requirements
- 4+ years of professional frontend or mobile development experience
- 3+ years of iOS development experience
- 2+ years of hands-on React Native experience
- Strong understanding of React hooks, async data flows, and state management
- Experience integrating REST APIs and handling auth flows securely
- Familiarity with mobile testing strategies (Jest, Detox, or equivalent)
- Strong attention to UX quality, performance, and reliability
- Familiarity with native iOS and Android SDKs
- Experience implementing offline sync or background tasks
Benefits
- 100% employer-paid medical, vision, and dental insurance (multiple plans available).
- 100% employer-paid life insurance, short-term, and long-term disability insurance.
- Employer-sponsored HSA contributions for HDHP medical plans
- Additional HSA and FSA spending account plans for employees
- 401(k) with a 5% company match.
- Generous PTO and holiday schedule.
- Company-issued technology and work-from-home stipend.
- A chance to shape a product, and a company, from the ground up.
- The opportunity to work at the forefront of health and longevity science with a team of world-class professionals dedicated to precision, mastery, and excellence.
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