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
Nice to have: Experience with peer-to-peer technologies (Hyperswarm, libp2p, WebRTC) or similar distributed communication protocols
Familiarity with AI/ML inference APIs and OpenAI-compatible endpoints
Previous experience building AI SaaS or PaaS platforms
Knowledge of GPU resource management and ML framework infrastructure
Understanding of WebAssembly or edge computing paradigms
Contributions to open-source projects in relevant domains

Senior Fullstack Engineer

Key skills