Advanced Node.js Knowledge: Profound understanding of Node.js internals, including event loop, non-blocking I/O, and module system. Experience in customizing and optimizing Node.js environment.
Software Design and Architecture: Strong grasp of software design patterns, architectural patterns, and principles with a focus on Node.js and TypeScript. Ability to design scalable, maintainable, and efficient systems in a Node.js environment.
Performance Optimization: Skills in profiling and optimizing Node.js applications, understanding V8 Engine internals, event loop, memory management, and asynchronous programming.