React Native Developer

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Mobile Developer focused on React Native functionalities for a technology-driven company. Collaborating on architecture and optimizing app performance for iOS and Android platforms.

Posted 6/15/2026full-timeRemote • 🇧🇷 BrazilMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

AndroidFluxGraphQLiOSJavaScriptJest.NETReactReact NativeReduxTypeScript

About the role

Key responsibilities & impact

Develop and implement features for the card module using React Native, ensuring code quality, performance, and code reusability.
Collaborate with the Solutions Architect to define and apply architectural patterns, best practices, and scalable strategies for mobile development.
Integrate RESTful and GraphQL APIs provided by the .NET BFF and corporate systems, ensuring efficient and secure communication.
Continuously optimize app performance, including reducing bundle size, improving startup time, and optimizing memory usage, navigation, and animations.
Ensure compatibility and consistent behavior across iOS and Android platforms and across different OS/device versions.
Participate in code reviews, providing clear and constructive feedback to raise the team's technical quality.
Develop and execute unit, integration, and functional tests to ensure robustness and reliability of deliveries.
Stay up to date with trends and developments in the React Native ecosystem, proposing continuous improvements and technological innovations.

Requirements

What you’ll need

Proven experience as a Mobile Developer with a focus on React Native.
Proficiency in TypeScript and JavaScript (ES6+).
Strong knowledge of React 18 features and the New Architecture (Fabric/TurboModules).
Advanced experience with state management using Redux Toolkit, Zustand/Jotai, React Query/TanStack, or the Context API.
Mastery of navigation libraries such as React Navigation 6+ and Expo Router.
Experience with React Native Reanimated and Gesture Handler for animations and complex interactions.
Knowledge and application of architectural patterns (Flux, Clean Architecture) in mobile applications.
Experience consuming and integrating back-end APIs (RESTful, GraphQL).
Familiarity with development tools such as VS Code, Xcode, and Android Studio.
Experience with mobile CI/CD pipelines (Fastlane, EAS Build, GitHub Actions, GitLab CI).
Experience with testing tools (Jest, React Native Testing Library, Detox, Appium).

Benefits

Comp & perks

100% remote work depending on the contract model
Diversity and inclusion
Culture of collaboration and feedback

ATS Keywords

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Hard Skills & Tools

React NativeTypeScriptJavaScriptReact 18Redux ToolkitZustandReact QueryReact NavigationReact Native ReanimatedGraphQL

Soft Skills

collaborationcode reviewconstructive feedbackproblem-solvingcommunication