Semantic HTML, Accessibility
CSS, cross-browser compatibility, responsive design, Flexbox, Grid, Pixel Perfect, Less, Sass, Bootstrap, Tailwind, CSS Animations, GSAP Animations.
ES6+, closures, asynchronous programming (Promise, async/await), DOM manipulation, API interactions.
Component-based architecture, state management with hooks (useState, useEffect), routing with React Router, context management (Context API).
Gulp, Vite, Parcel for task automation, resource optimization, and project bundling.
Git, GitHub, GitLab, Version control best practices.