React Native Mobile Engineer (Proptech)
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Key skills for this role
About the Role
OWNRSCLB is seeking a React Native engineer to maintain existing native iOS/Android apps and lead migration to a single React Native codebase. You will be the sole mobile engineer, owning architecture, security, and app store management.
Key Skills for This Role
Responsibilities
- Maintain existing Swift (iOS) and Kotlin (Android) apps and resolve critical security issues
- Ensure both native apps are stable and tested for soft launch
- Define and lead the React Native migration strategy over 6 12 months
- Own architecture decisions including navigation, state management, and native modules
- Champion mobile security practices such as certificate pinning and secure storage
- Manage App Store and Google Play submission and release processes
- Monitor and improve app performance (image loading, memory, etc.)
Requirements
- 3+ years of production React Native experience
- Sufficient native iOS (Swift) experience to maintain existing codebase
- Sufficient native Android (Kotlin) experience to maintain existing codebase
- Understanding of mobile security best practices (OWASP Mobile Top 10)
- Experience with App Store and Google Play submission and release processes
- Experience with state management (Redux, Zustand, or equivalent)
- TypeScript proficiency
Full Job Posting
About the Role
- OWNRSCLB is consolidating native iOS (Swift) and Android (Kotlin) apps onto a single React Native codebase.
- Looking for a React Native engineer to maintain native apps through launch, then lead migration to React Native over 6 12 months.
- Sole mobile engineer with real ownership and impact.
Key Responsibilities
- Immediately take ownership of existing Swift (iOS) and Kotlin (Android) apps; resolve critical security issues (Android keystore rotation, static AES IV, cleartext traffic flag).
- Ensure both native apps are stable, tested, and fit for soft launch; coordinate with backend and QA engineers.
- Define React Native migration strategy: phased approach, feature parity checklist, shared component library, testing plan.
- Post launch, lead incremental migration to a single React Native codebase; own architecture (navigation, state management, native modules).
- Champion mobile security best practices: certificate pinning, secure storage, ProGuard obfuscation, root/jailbreak detection.
- Own App Store (iOS) and Google Play (Android) submission, review, and release processes.
- Monitor and improve app performance: image loading, memory management, list rendering, network efficiency.
Must Have
- 3+ years of production React Native experience; shipped apps on both iOS and Android from a single RN codebase.
- Sufficient native iOS (Swift) experience to read, maintain, and fix existing Swift codebase through transition.
- Sufficient native Android (Kotlin) experience for maintenance level competence; critical security fixes require native code changes.
- Understanding of mobile security: code signing, certificate management, secure storage, OWASP Mobile Top 10.
- Experience with App Store and Google Play submission, review guidelines, provisioning profiles, and release management.
- Experience with state management (Redux, Zustand, or equivalent).
- React Native with TypeScript is the target stack.
Nice to Have
- Familiarity with Expo ecosystem and managed vs bare workflow.
- Experience bridging native iOS/Android functionality into React Native.
- Awareness of App Store / Play Store requirements for UAE distributed apps.
- Experience with real estate or marketplace apps (property listings, search).
- Firebase push notifications via FCM.
Interview Process
- Stage 1: Portfolio review – show shipped apps; walk through one React Native codebase.
- Stage 2: Take home paid task (2 3 hours) – build a small React Native screen against a mock API.
- Stage 3: Final conversation with CEO – team fit, transition plan discussion, compensation.
Salary
- AED 15,000/month + performance based bonus.
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