Senior React Native Mobile Engineer – Remote

Coderio; Municipio de Rincón de los Sauces; Remote; ARS 138,361,000 - 215,229,000; Full time

Benefits offered by this job

Fully remote role (LATAM)

Core hours in US time zones

Job summary

Tether is hiring a Mobile Engineer to build Keet Mobile with React Native for iOS and Android in a 100% remote setup. You will own from UI to P2P core integration, delivering chat, calls and secure data sharing.

Strong expertise in React Native, Redux, WebSockets and RESTful APIs is required; experience with Swift/Kotlin is a plus. Join a global remote team and contribute to a scalable, offline-friendly app with CI/testing practices and performance optimizations.

Qualifications

• Significant experience with React Native, Redux for state management and Redux-Saga.
• Experienced with WebSockets, RESTful based APIs.
• Knowledge in native languages (Swift/Kotlin) and familiarity with native build tools (Xcode/Android Studio) is advantageous.
• Experience working with a remote team.
• Bonus points if you have built something on any p2p frameworks.

Responsibilities

• Develop and maintain Keet Mobile for iOS and Android using React Native and Expo.
• Own features end to end from UI/UX implementation to using the P2P core APIs.
• Build and polish features across chat, voice and video calls, media sharing, and identity backup.
• Integrate native platform capabilities such as push notifications, camera, biometrics and background tasks.
• Profile and optimise performance on real devices, including startup time, long chats, media handling, battery and network use.
• Write unit and end-to-end tests and support releases through CI and crash reporting.

Skills

React Native

Redux

Redux-Saga

WebSockets

RESTful APIs

Swift

Kotlin

English communication

Remote collaboration

Tools

Xcode

Android Studio

Job description

Tether is hiring a Mobile Engineer to build Keet Mobile with React Native for iOS and Android in a 100% remote setup. You will own from UI to P2P core integration, delivering chat, calls and secure data sharing.

Strong expertise in React Native, Redux, WebSockets and RESTful APIs is required; experience with Swift/Kotlin is a plus. Join a global remote team and contribute to a scalable, offline-friendly app with CI/testing practices and performance optimizations.