Smart Working
United Kingdom
Senior React Native Engineer
- AI
- Android
- Artificial Intelligence
- Data Analysis
AI Summary
Senior React Native Engineer role focused on day-to-day development of an existing mobile application across iOS and Android, improving code quality, stability and delivery speed within a codebase developed largely using AI coding tools. Own building, maintaining, testing and releasing features via Expo EAS; migrate data from Supabase to PostHog; support product analysis; manage paywall and subscription flows using Superwall; integrate third-party SDKs including Instacart. Requires 5+ years professional software engineering experience, 5+ years hands-on React Native and TypeScript/React production experience, recent Expo/EAS deployment history, iOS and Android mobile delivery track record, Supabase/BaaS experience, API/SDK integration expertise, and strong debugging/testing skills on physical devices.
Key Highlights
Remote-first role with a UK-based company, working UK hours for 45 hours per week
Work directly with the current developer as the most experienced mobile engineer on the team
Codebase is built largely using AI coding tools with opportunities to raise engineering standards
Key Responsibilities
Take ownership of day-to-day development of the existing React Native application built with TypeScript and Expo
Improve code quality, application stability and engineering standards within a codebase developed largely using AI coding tools
Build, maintain, test and release mobile application features across iOS and Android using Expo EAS
Migrate historical application data from Supabase to PostHog and support product data analysis
Maintain and extend existing paywall and subscription flows using Superwall
Integrate third-party SDKs and services including Instacart
Independently manage assigned development work from scope clarification through implementation, testing and release
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Technical Skills Required
Benefits & Perks
Fully remote work
Additional hours paid separately during urgent situations
Devices can be provided for testing
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Nice to Have
Experience with paywalls, subscriptions and in-app payments using Superwall, RevenueCat, StoreKit or Google Play Billing
Experience with PostHog or other product analytics platforms
Experience setting up crash reporting and production monitoring from scratch using tools such as Sentry or Crashlytics
Experience with native iOS or Android debugging
Experience developing grocery, meal planning or consumer shopping applications
Job Description
About Smart Working
At Smart Working, we believe your job should not only look right on paper but also feel right every day. This isn’t just another remote opportunity - it’s about finding where you truly belong, no matter where you are. From day one, you’re welcomed into a genuine community that values your growth and well-being. Our mission is simple: to break down geographic barriers and connect skilled professionals with outstanding global teams and products for full-time, long-term roles. We help you discover meaningful work with teams that invest in your success, where you’re empowered to grow personally and professionally.
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