Senior React Native Engineer — Remote, Global Impact

Bluelight; Rosario; Remote; ARS 139,364,000 - 232,274,000; Full time

Job summary

Tether is hiring a Mobile Engineer to develop Keet Mobile on iOS and Android using React Native and Expo. You’ll work on peer-to-peer chat and calling features, with a focus on performance, reliability, and a seamless user experience across devices, languages, and networks.

The role emphasizes end-to-end ownership, collaboration with design and product teams, and contributing to a fast-moving, remote-friendly global team.

Qualifications

• Significant experience with React Native, Redux and Redux-Saga.
• Experience with WebSockets and RESTful APIs.
• Knowledge of Swift or Kotlin and native build tools (Xcode/Android Studio) is advantageous.
• Experience working with a remote team.
• Interest in modernizing and optimizing mobile or web applications.
• 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 to integrating P2P core APIs.
• Polish features across chat, voice and video calls, media sharing, and identity backup.
• Integrate native capabilities like push notifications, camera, biometrics, and background tasks.
• Write unit and end-to-end tests and contribute to CI stability.

Skills

React Native

Redux

Redux-Saga

WebSockets

REST APIs

Swift/Kotlin

Remote teamwork

P2P frameworks

Tools

Redux-Saga

Expo

Xcode/Android Studio

Job description

Tether is hiring a Mobile Engineer to develop Keet Mobile on iOS and Android using React Native and Expo. You’ll work on peer-to-peer chat and calling features, with a focus on performance, reliability, and a seamless user experience across devices, languages, and networks.

The role emphasizes end-to-end ownership, collaboration with design and product teams, and contributing to a fast-moving, remote-friendly global team.