React Native Developer

Title - React Native Mobile App Developer

Remote for non-local and people based out of all these locations need to go to office:- Saint louis Missouri Dallas Texas Tri State region (New York New Jersey Connecticut) and San Francisco Bay area California (San Ramon San Jose Santa Clara Fremont etc.)

• We need React Native developers with experience in and GraphQL
• Preferably looking for diversity profiles. ( US Citizen )

Position Overview

We are looking for a highly skilled and motivated React Native Mobile App Developer to join our team. The ideal candidate should have deep expertise in building scalable high-performance mobile applications with React Native along with proficiency in state management debugging and native platform integration. This role requires hands-on experience with modern JavaScript/TypeScript as well as exposure to backend and API technologies.

Key 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 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.
• Write clean reusable and well-tested code in JavaScript and TypeScript.
• Debug complex issues perform performance optimization and ensure mobile app stability.
• 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.

Required Skills & Qualifications

• 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 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.
• Experience with mobile build tools (Xcode Android Studio Gradle Fastlane etc.).
• Familiarity with CI/CD pipelines for mobile applications is a plus.
• 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.

Preferred Qualifications

• Experience in creating custom npm packages and managing multi-package integrations (monorepo structures workspaces etc.).
• Experience with unit testing frameworks (Jest React Testing Library Detox).
• Knowledge of mobile app security best practices.
• Exposure to cloud platforms (AWS Azure Firebase).
• Familiarity with Agile methodologies

Note: Momento USA is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race color religion sex pregnancy sexual orientation gender identity national origin age protected veteran status or disability status.