Remote Senior Mobile Engineer - React Native & Expo

FanFixApp, LLC; United States; Remote; USD 160,000 - 230,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401k

Paid time off

Parental leave

Remote-friendly environment

Job summary

FanFixApp, LLC is seeking a Senior Mobile Engineer to design, build, and scale native iOS and Android apps using React Native and Expo. You will work with product, design, and backend teams to deliver fast, polished experiences and mentor other engineers.

Candidates should have deep TypeScript experience, familiarity with NativeWind and shadcn/ui, and a track record of optimizing startup‑grade apps. This remote role reports to the Lead Application Engineer and offers a competitive salary and

Qualifications

• Extensive experience building cross‑platform apps with React Native, including navigation and performance optimization.
• Proven Expo SDK, EAS Build/Submit/Update, and OTA delivery workflows.
• Strong TypeScript skills for clean, maintainable codebases.
• Familiarity with NativeWind and shadcn/ui for modern UI.
• Deep understanding of startup app performance and UX.
• Experience integrating GraphQL or REST APIs with React Query or Apollo Client.
• Knowledge of bridging native modules and multi‑platform configurations.
• Proficient testing: Jest, RN Testing Library; Detox or Maestro for E2E.
• Attention to detail in UI, state, and platform behavior.
• Self‑driven, ownership mindset to deliver features end‑to‑end.

Responsibilities

• Design, build, and maintain native app features with high performance and scalability.
• Collaborate with product, design, and backend teams for pixel‑perfect experiences.
• Write robust unit and integration tests to ensure quality and stability.
• Continuously optimize startup app performance and startup time.
• Take ownership of key mobile features from ideation to release.
• Contribute to Fanfix mobile architecture and tooling.
• Mentor junior engineers to grow the team’s expertise.

Skills

React Native

Expo & EAS

TypeScript

UI frameworks

Mobile performance

API integration

Cross-platform development

Testing

Attention to detail

Initiative

Tools

GraphQL

REST

React Query

Apollo Client

GitHub Actions

EAS Build

Detox

Maestro

Job description

FanFixApp, LLC is seeking a Senior Mobile Engineer to design, build, and scale native iOS and Android apps using React Native and Expo. You will work with product, design, and backend teams to deliver fast, polished experiences and mentor other engineers.

Candidates should have deep TypeScript experience, familiarity with NativeWind and shadcn/ui, and a track record of optimizing startup‑grade apps. This remote role reports to the Lead Application Engineer and offers a competitive salary and