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React Native Mobile App Developer - R01554220

Brillio

Salary not specified
Aug 25, 2025
Saint Louis, MO, US
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Brillio is looking for a React Native Mobile App Developer to build scalable, high-performance mobile applications with React Native, integrating with backend systems and ensuring seamless performance across platforms.

Requirements

  • 5+ years of professional mobile development experience with at least 3+ years in React Native.
  • Strong proficiency in JavaScript (ES6+) and TypeScript.
  • Solid understanding of Redux, Context API, and other state management patterns.
  • Experience with GraphQL (Apollo Client or Relay preferred).
  • Working knowledge of Node.js for backend integration.
  • Hands-on experience with Android (Java/Kotlin) and iOS (Objective-C/Swift) native development.
  • Strong debugging, problem-solving, and performance optimization skills.

Responsibilities

  • Design, develop, and maintain cross-platform mobile applications using React Native.
  • Implement state management solutions such as Redux and Context API.
  • Integrate and optimize GraphQL APIs for mobile applications.
  • Collaborate with backend teams, leveraging basic Node.js knowledge for API integration and troubleshooting.
  • Implement localization (i18n) for multi-language support.
  • Leverage native Android and iOS knowledge to build custom native modules and ensure seamless performance across platforms.
  • Debug complex issues, perform performance optimization, and ensure mobile app stability.

Other

  • Work closely with cross-functional teams including designers, QA, and product managers to deliver high-quality features.
  • Stay updated with industry trends and contribute to continuous learning and best practices adoption within the team.
  • Excellent communication skills, ability to work independently as well as in a collaborative team environment.
  • A keen learner who stays up to date with evolving frameworks, libraries, and best practices.