BRT SYSTEMS PTE. LTD.
Lead React Native Developer
Lead a team to architect and migrate mobile apps to React Native, building new iBMS products while mentoring native developers through the transition.
- Compensation
- SGD 8K–SGD 11K / mo
- Location
- Singapore
- Work setup
- Not specified
- Seniority
- Lead
- Employment
- Not specified
- Experience
- 2+ years
- Category
- Mobile
- Posted
Skills
Must have
- Minimum 6 years of mobile development experience, with at least 4 years dedicated to React Native in production environments. Minimum 2 years of formal team lead or staff engineer experience with dire
- Demonstrable experience leading a team through a significant technology transition (platform migration, framework adoption, or language re-platforming).
- Expert-level proficiency in TypeScript; strong understanding of JavaScript runtime behaviour, event loop, and async patterns.
- Deep knowledge of React Native internals, proven experience with state management, mastery of React Navigation and complex nested navigation architectures.
- Proficiency with react-native-cli, managed and bare workflows; ability to evaluate trade-offs and choose appropriately per project.
- Solid understanding of native iOS development (Swift, Objective-C, UIKit, SwiftUI) sufficient to author and debug React Native native modules and bridges.
- Solid understanding of native Android development (Kotlin, Java, Jetpack) sufficient to author and debug React Native native modules and bridges.
- Ability to read and navigate existing native codebases for accurate migration planning and risk assessment.
- Demonstrated track record of publishing multiple mobile applications to the Apple App Store and Google Play Store — Include links or names of published apps in your application.
- Experience writing and maintaining Jest unit tests, React Native Testing Library integration tests, and Detox E2E tests.
- Strong written and verbal communication skills in English; ability to produce clear technical documentation, ADRs, and onboarding guides.
- Familiarity with building management, facility management, or smart building domain applications is a plus. Prior experience in a SaaS product company, especially multi-tenant mobile application conte
Full description
Role Summary & Key Responsibilities
We are looking for a seasoned Lead React Native Developer to take full ownership of BRT's mobile engineering function. This is a leadership-plus-hands-on role with three interconnected mandates.
- New iBMS Mobile Products: Architect and develop new React Native iOS and Android applications for the full suite of iBMS products — from initial discovery and UI/UX collaboration through to App Store and Play Store submission and post-release operations.
- Legacy App Migration: Lead the systematic conversion of BRT's existing native iOS (Swift/Objective-C) and Android (Kotlin/Java) applications to a unified React Native codebase, preserving feature parity, design fidelity, and platform-specific user experience expectations.
- Team Enablement &Mentorship: Mentor and upskill a team of native iOS and Android developers, guiding their professional transition to React Native development through structured learning pathways, pair programming, code reviews, and internal knowledge-sharing sessions.
Required Qualifications & Experience
- Minimum 6 years of mobile development experience, with at least 4 years dedicated to React Native in production environments. Minimum 2 years of formal team lead or staff engineer experience with direct mentoring responsibility for mid-senior engineers.
- Demonstrable experience leading a team through a significant technology transition (platform migration, framework adoption, or language re-platforming).
- Expert-level proficiency in TypeScript; strong understanding of JavaScript runtime behaviour, event loop, and async patterns.
- Deep knowledge of React Native internals, proven experience with state management, mastery of React Navigation and complex nested navigation architectures.
- Proficiency with react-native-cli, managed and bare workflows; ability to evaluate trade-offs and choose appropriately per project.
- Solid understanding of native iOS development (Swift, Objective-C, UIKit, SwiftUI) sufficient to author and debug React Native native modules and bridges.
- Solid understanding of native Android development (Kotlin, Java, Jetpack) sufficient to author and debug React Native native modules and bridges.
- Ability to read and navigate existing native codebases for accurate migration planning and risk assessment.
- Demonstrated track record of publishing multiple mobile applications to the Apple App Store and Google Play Store — Include links or names of published apps in your application.
- Experience writing and maintaining Jest unit tests, React Native Testing Library integration tests, and Detox E2E tests.
- Strong written and verbal communication skills in English; ability to produce clear technical documentation, ADRs, and onboarding guides.