Senior Fullstack Engineer (Web3)

Senior Fullstack Engineer 100% remote Worldwide
#удаленка #Senior
Company: Tether Operations Limited
Salary: $115k - $138k
🔹Responsibilities
-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)
-Bonus: experience with distributed/P2P APIs, on-device ML, cryptography

-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
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