Senior Mobile Developer, React Native

Role Overview

• Contribute to the architecture, development, and evolution of the React Native mobile application across iOS and Android.
• Build and maintain reusable, high-performance UI components using NativeWind while ensuring accessibility and design consistency.
• Integrate and manage content delivery through Sanity CMS, including schema design, GROQ queries, and real-time preview workflows.
• Contribute to feature flagging and experimentation infrastructure using LaunchDarkly, supporting controlled rollouts and A/B testing.
• Use Expo and the Expo ecosystem to streamline development workflows and manage native dependencies.
• Build and maintain mobile CI/CD pipelines using Expo Application Services (EAS) for automated builds, testing, and app store submissions.
• Maintain strong testing practices using Jest and React Native Testing Library, ensuring reliable test coverage.
• Build and extend UI automation tests using Detox or similar frameworks to protect critical user flows.
• Implement and manage application monitoring and observability using tools such as Datadog or Sentry.
• Own complex mobile initiatives from technical design through launch, monitoring, and iteration.
• Participate in architecture discussions, design reviews, and code reviews, maintaining high standards for quality and performance.
• Identify and reduce technical debt, improving maintainability and development velocity.
• Collaborate closely with Product, Design, and Backend teams to deliver high-quality mobile features.
• Diagnose and resolve performance issues, crashes, and memory problems using profiling and monitoring tools.
• Apply native platform knowledge (Swift or Kotlin) when working with native modules or platform-specific optimizations.
• Mentor junior and mid-level engineers and support technical hiring processes.

Requirements

• 7+ years of professional software engineering experience, including 4+ years in cross-platform mobile development
• Expert-level experience with React Native and cross-platform mobile architecture
• Strong proficiency in TypeScript with experience building scalable typed codebases
• Experience building reusable component libraries using NativeWind or Tailwind-style frameworks
• Experience integrating headless CMS platforms (Sanity CMS preferred)
• Experience implementing feature flags or experimentation platforms such as LaunchDarkly
• Strong experience with Expo (managed or bare workflows) and the broader Expo ecosystem
• Experience building mobile CI/CD pipelines (EAS, Fastlane, or similar) including automated builds and app store submissions
• Strong experience with automated testing using Jest and React Native Testing Library
• Experience implementing end-to-end UI automation testing using Detox, Maestro, Appium, or similar
• Experience with mobile observability and monitoring tools such as Datadog or Sentry
• Working knowledge of Swift (iOS) and/or Kotlin (Android) for native module integration and debugging
• Experience delivering large, complex mobile projects with measurable impact
• Strong written and verbal English communication skills
• Bachelor’s or Master’s degree in Computer Science, Engineering, or equivalent practical experience
• Must be located in Latam

Nice to Have

• Deep native mobile development experience in Swift (iOS) or Kotlin (Android)
• Experience working with React Native New Architecture (Fabric, TurboModules, JSI)
• Experience with Expo Router or file-based routing systems
• Experience implementing over-the-air updates using Expo Updates or CodePush
• Familiarity with additional mobile observability tools such as Firebase Crashlytics
• Contributions to open-source React Native libraries or technical content
• Experience working in high-growth technology companies with strong mobile engineering cultures

Tech Stack

• Android
• Firebase
• iOS
• Jest
• Kotlin
• React
• React Native
• Swift
• TypeScript

Benefits

• Work remotely Monday
• Friday, 40 hours a week (no weekends)
• Parental Leave
• Health Care Reimbursement
• Active Lifestyle Reimbursement
• Quarterly Home Office Reimbursement
• Longevity Bonus
• Continuous Learning Bonus
• Did we mention it's REMOTE?!!