Senior JavaScript Developer | Team Leader | Web3 Specialist

Full Stack JavaScript / Web3 Engineer and Team Lead with 15 years of experience designing and architecting large-scale single-page and cross-platform applications in JavaScript/TypeScript. Strong front-end background with React and Next.js, plus production experience building mobile apps with React Native and Expo. Solid backend skills with Node.js and Nest.js for building APIs and integrations, and 3+ years in Web3 focusing on DeFi, ZKSync and other EVM-compatible networks and smart contract integration. More than 10 years in senior and lead roles, guiding engineering teams and owning delivery from requirements to production....