Job Description Mobile Engineer (React Native + iOS Modules)
Engagement : Full-time
Location : Remote Latin America
About the Role
We re looking for a Mobile Engineer (React Native + iOS Modules) to help us design and build a suite of native iOS widgets and custom Expo modules that extend our React Native app .
You ll work at the intersection of React Native and native iOS development , helping bridge functionality between the JavaScript and Swift layers. This role is ideal for someone comfortable working with React Native and Expo , and also enjoys exploring Swift and SwiftUI to create native extensions and seamless integrations.
What You ll Do
- Design, build, and deploy native iOS widgets using Swift that integrate with our React Native (Expo) application.
- Develop and maintain custom Expo modules to bridge native functionality with the React Native layer.
- Collaborate with internal engineers to define architecture, performance goals, and integration strategies.
- Optimize UI and data handling for widget responsiveness and reliability.
- Deliver consistent output typically 1 2 widgets per week aligned with product goals and timelines.
- Ensure smooth integration, testing, and release cycles within the existing CI / CD pipeline
What We re Looking For
3+ years of experience in iOS development (Swift / SwiftUI).Hands-on experience creating Expo modules or native bridges for React Native apps.Strong understanding of React Native , Expo SDK , and TypeScript / JavaScript fundamentals.Experience building widgets or extensions for iOS (Today View, Lock Screen, Home Screen).Familiarity with GitHub , CI / CD , and modern Apple frameworks .Excellent debugging, communication, and documentation skills.Nice to Have
Familiarity with fintech, payments , or large-scale consumer apps (100k+ users).Knowledge of Okta, Firebase , or Cursor .Experience contributing to open-source React Native or Expo libraries .Why You ll Love Working With Puzzle
USD-based compensation , paid twice a month.Remote work culture collaborate with top global product teams.International exposure working with U.S.-based clients.Benefits : Private health insurance, paid time off, and annual salary reviews.Opportunity to work on a scalable fintech product with modern frameworks and technologies.