Berlin Employment

Cint is hiring a Senior Mobile Application Engineer (React Native) (m/w/d)

About the Role

We are seeking a Senior Mobile Application Engineer to lead the development of customer-facing mobile applications for iOS and Android using React Native. The role involves end-to-end ownership of features, from design through deployment, ensuring high performance, stability, and adherence to platform guidelines.

What You'll Do

  • Lead the development of high-quality, high-performance customer-facing mobile applications for iOS and Android using React Native, TypeScript, and related frameworks (e.g., Redux Toolkit, React Navigation)
  • Take ownership of features from concept and technical design through implementation, testing, and deployment to the respective app stores
  • Work closely with Product Managers, UX/UI Designers, and Backend Engineers to define scope, refine requirements, and integrate necessary APIs to create a seamless user experience
  • Leverage a deep understanding of the mobile application lifecycle and platform-specific requirements to ensure near-native performance and adherence to App Store and Google Play Store guidelines, including working with native modules when necessary
  • Implement robust unit, integration, and UI tests (e.g., with Jest, Enzyme, Detox) and proactively monitor, debug, and optimize application performance, focusing on metrics like startup time and crash-free sessions
  • Manage the continuous integration and continuous deployment (CI/CD) pipelines, including build processes, code signing, and the entire store submission process (e.g., using Fastlane, EAS, or similar tools)
  • Champion the adoption of modern React Native architecture (e.g., Fabric and TurboModules), superior state management, and best practices like modular architecture and component-driven development

What We're Looking For

  • Experienced in full lifecycle development of mobile applications using React Native
  • Strong proficiency in TypeScript and related frameworks such as Redux Toolkit and React Navigation
  • Deep understanding of the mobile application lifecycle and platform-specific requirements for iOS and Android
  • Experience with unit, integration, and UI testing tools such as Jest, Enzyme, and Detox
  • Proven ability to manage CI/CD pipelines including build processes, code signing, and app store submissions using tools like Fastlane or EAS
  • Demonstrated experience in performance optimization with focus on startup time and crash-free sessions
  • Ability to work collaboratively with cross-functional teams including Product, Design, and Backend Engineering

Nice to Have

  • Experience working with native modules in React Native
  • Familiarity with modern React Native architecture such as Fabric and TurboModules
  • Knowledge of modular architecture and component-driven development practices
  • Experience with superior state management patterns beyond basic Redux

Technical Stack

React Native, TypeScript, Redux Toolkit, React Navigation, Jest, Enzyme, Detox, Fastlane, EAS, Fabric, TurboModules

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Required Skills
React NativeTypeScriptRedux ToolkitReact NavigationJestEnzymeDetoxFastlaneEASCI/CDiOSAndroidMobile Development React NativeTypeScriptRedux ToolkitReact NavigationJestEnzymeDetoxFastlaneEASCI/CDiOSAndroidMobile Development
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About company
Cint
Cint is a technology company that enables organizations to gather consumer insights through a global platform for survey research and market data collection.
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Job Details
Category mobile
Posted 11 hours ago