Senior React Native Engineer

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October 10

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Washmen

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B2C • Wellness

Washmen is a professional laundry and dry-cleaning service operating in Dubai and Abu Dhabi. The company offers a range of services including Clean & Press, Wash & Fold, ShoeCare, BagCare, and HomeCare, with convenient contactless pickup and delivery options through its mobile app. Washmen specializes in providing high-quality garment care using advanced cleaning technology within its award-winning facility, recognized globally by CINET. The company aims to make laundry easy for its customers by offering specialized cleaning programs for various types of clothing and items, as well as a unique recycling program for household recyclables. With over 50,000 users and millions of items cleaned since 2015, Washmen has established itself as a leading laundry service provider in the UAE.

51 - 200 employees

Founded 2015

👥 B2C

🧘 Wellness

💰 $6.2M Series B on 2019-07

📋 Description

• Design and build high-performance mobile applications using React Native for iOS and Android. • Build and maintain custom native modules in Swift/Objective-C (iOS) and Kotlin/Java (Android) when JavaScript isn’t enough. • Debug and optimize native-level performance issues using Xcode Instruments and Android Studio Profiler. Handle crashes, memory leaks, and platform-specific problems. • Integrate third-party native SDKs and handle OS updates across both platforms. • Manage API integration (REST/GraphQL) and state management using React Query, with focus on caching and error handling. • Translate designs into pixel-perfect UIs that work seamlessly on both platforms. • Write testable code with unit, integration, and E2E tests (Jest, Appium).Mentor teammates through code reviews and pair programming.

🎯 Requirements

• Solid iOS (Swift/Objective-C) and Android (Kotlin/Java) fundamentals • Experience building custom native modules and React Native bridges • Deep understanding of React Native architecture (New Architecture, JSI, Turbo Modules) • Strong debugging skills with native profilers and crash analysis tools • Expert-level React Native development • TypeScript, React Query, and modern state management • Performance optimization and memory management • Mobile-specific constraints (battery, network, memory) • API integration (REST/GraphQL) • Testing frameworks (Jest, React Testing Library, Detox) • Design implementation from Figma • App Store/Play Store release process • Security best practices (OWASP, secure storage)