Senior Fullstack Engineer - Frontend Focused
Published August 26, 2026
An interactive learning guide for developers aiming to reach senior level with a frontend focus. Spanning 10 structured phases, it covers everything from JavaScript engine internals, TypeScript's advanced type system, and modern CSS layout — through React architecture, Next.js App Router, Node.js, databases, and real-time systems — all the way to testing strategies, security, observability, AI integration, and technical marketing.