Mobile Engineer - React Native (100% Remote) - Worldwide
Tether Operations Limited3 hours ago
Remote, WorldwideSenior
Responsibilities
- Develop and maintain Keet Mobile for iOS and Android.
- Build features for chat, voice and video calls, media sharing, device pairing, and identity backup.
- Integrate native capabilities including push notifications, camera, biometrics, and background tasks.
- Profile and optimize performance on real devices, including startup time, long chats, media handling, battery usage, and network usage.
- Write unit and end-to-end tests and help maintain stable releases through CI and crash reporting.
- Collaborate with the core peer-to-peer, design, and product teams and review code for quality.
Requirements
- Significant experience with React Native.
- Highly proficient in JavaScript and ES6+.
- Experience with Redux for state management and Redux-Saga.
- Experience with WebSockets and RESTful APIs.
- Experience working with a remote team.
- Interest in modernizing and optimizing mobile or web applications.
- Knowledge of Swift or Kotlin and familiarity with Xcode or Android Studio are advantageous.
- Experience building with peer-to-peer frameworks is a bonus.
Benefits
- 100% remote work with a globally distributed team.
- Opportunity to work on a peer-to-peer mobile chat and calling application in the fintech and digital asset ecosystem.
Tech Stack
Categories
Mobile
About Tether Operations Limited
Tether Operations Limited develops and issues reserve-backed digital tokens used by exchanges, wallets, payment processors, and merchants, most notably the USDT stablecoin available across multiple blockchains. Founded in 2014 and privately held, it earns revenue from token issuance, reserve management, and related services, and has expanded into tokenization, peer-to-peer communications (Keet), and Bitcoin mining. USDT is widely used in crypto trading and cross-border transfers, including in emerging markets.