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Oowlish

Senior React Native Engineer – Expo, TypeScript

Oowlish

. Develop, enhance, and maintain production mobile applications using React Native, Expo, and TypeScript .

Posted 10/27/2026full-timeRemote • Brazil, Argentina, Colombia, MexicoSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in developing and maintaining production mobile applications using React Native, TypeScript, and Expo, with a strong focus on UI/UX details and integration with backend APIs. Proven ability to deliver high-quality, maintainable code and collaborate effectively in fast-paced environments.

Highest-signal resume keywords
React Native Application DevelopmentTypeScript ProficiencyExpo Development ExperienceUI/UX Design ImplementationAPI Integration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
React NativeTypeScriptExpoReact HooksComponent ArchitectureUI Design ImplementationREST API IntegrationCode Quality PracticesMobile Application DevelopmentTesting and Documentation
Soft Skills
Clear CommunicationAttention to DetailCollaborationIndependent DeliveryReliable Availability
Tools & Technologies
MapboxReact + VitePostHogReact-Native-Maps
Industry Keywords
Mobile UI/UXProduction ReleasesConversational InterfacesReal-Time MessagingStreaming AI Interfaces

Tech Stack

Tools & technologies
AndroidiOSReactReact NativeTypeScript

About the role

Key responsibilities & impact
  • Develop, enhance, and maintain production mobile applications using React Native, Expo, and TypeScript
  • Build new mobile screens and improve existing interfaces across iOS and Android
  • Translate high-fidelity designs into pixel-accurate, responsive, and visually polished mobile experiences
  • Develop interactive mobile features involving conversational interfaces, content presentation, and user interactions
  • Ensure smooth animations, transitions, navigation, and native-feeling interactions
  • Build reusable, maintainable React Native components using modern React patterns and hooks
  • Integrate frontend features with backend APIs and collaborate with backend engineers on API contracts
  • Troubleshoot and resolve UI issues, performance bottlenecks, and platform-specific inconsistencies
  • Write clean, well-tested, maintainable, and documented code
  • Deliver small, reviewable commits and participate in code reviews
  • Occasionally contribute to React-based web interfaces
  • Collaborate with engineering stakeholders to clarify requirements, prioritize work, and deliver improvements
  • Contribute to continuous improvements in mobile UI quality, performance, and maintainability
  • Collaborate with premier clients from the United States and Europe on digital solutions

Requirements

What you’ll need
  • 3+ years of professional experience building and shipping production React Native applications
  • Strong hands-on experience with React Native
  • Strong proficiency in TypeScript and modern React development
  • Experience working with Expo or comparable React Native development workflows
  • Strong understanding of React hooks, component architecture, and modern React patterns
  • Proven ability to implement high-fidelity UI designs
  • Strong attention to mobile UI/UX details, including spacing, typography, animations, and native interactions
  • Experience integrating mobile applications with backend APIs
  • Experience maintaining and enhancing existing production applications
  • Strong understanding of testing and code quality practices
  • Experience delivering production mobile applications for iOS and Android
  • Experience integrating frontend applications with REST APIs or similar backend services
  • Experience writing clean, maintainable, and testable code
  • Ability to quickly understand and contribute to existing codebases
  • Experience working with code reviews and collaborative development workflows
  • Ability to deliver independently in a fast-paced engineering environment
  • Clear communication and reliable availability during agreed working hours
  • English proficiency
  • Passion for technology
  • Nice to have: Experience with React 19
  • Nice to have: Advanced experience with Expo and its ecosystem
  • Nice to have: Experience developing map-based or location-aware mobile interfaces
  • Nice to have: Experience with Mapbox or react-native-maps
  • Nice to have: Experience building conversational interfaces, chat applications, or real-time messaging experiences
  • Nice to have: Experience developing streaming AI or LLM-powered interfaces
  • Nice to have: Experience with PostHog or similar product analytics platforms
  • Nice to have: Experience implementing feature flags and analytics instrumentation
  • Nice to have: Experience with React + Vite for web applications
  • Nice to have: Experience working with AI coding agents
  • Nice to have: Previous experience in startup environments or small engineering teams
  • Nice to have: Experience contributing to fast-moving products with frequent production releases

Benefits

Comp & perks
  • Home office
  • Competitive compensation based on experience
  • Career plans to allow for extensive growth in the company
  • International Projects
  • Oowlish English Program (Technical and Conversational)
  • Games and Competitions
  • Remote work
  • Professional development opportunities
  • Growth opportunities
  • Great Place to Work certified work environment