Senior Fullstack Engineer

Join Tether and shape the future of digital finance by pioneering a global financial revolution through cutting-edge solutions, empowering businesses to integrate reserve-backed tokens across blockchains, and harnessing the power of blockchain technology to store, send, and receive digital tokens instantly, securely, and globally.

Requirements

• Own React (Expo/Electron) app development with clean, modular architecture
• Build UI using modern React stack (TypeScript, RN Navigation, Zustand/Recoil/Jotai)
• Implement local first / local only apps
• Integrate mobile apps with distributed systems, local inference, and p2p layers
• Strong experience with REST/WebSockets, async flows, and secure data storage
• Ability to build native modules (iOS/Android) when needed (with some help)
• Good understanding of offline-first systems, caching, and performance
• Comfortable integrating SDKs (payments, crypto, AI models, etc.)
• Write reliable code: unit tests, E2E tests (Maestro/Appium/Playwright)
• Experience with TypeScript across stack (frontend + backend)
• 5+ years of experience in Fullstack development
• Expert-level proficiency in Node.js/JavaScript for backend development and React frontend framework
• Experience with performant data handling on constrained devices (via SQLite or similar)
• Proven experience building and scaling distributed systems or event-driven architectures
• Experience with containerization technologies (Docker) and orchestration platforms (Kubernetes)
• Proficiency with databases, and a deep understanding of data modeling and optimization
• Solid understanding of networking, security principles, and best practices for production systems
• Experience with real-time data streaming and RPC implementations
• Ability to work independently in a remote environment and communicate effectively across time zones

Benefits

• Competitive salary
• Opportunity to work with a global talent powerhouse
• Remote work environment