• HTML5, CSS3, SCSS/Sass/Less
• Responsive & Cross-browser Layout
• Mobile-first & Desktop-first approaches
• CSS Methodologies: BEM, Utility-first (Tailwind)
• CSS Animations, Transitions, GSAP, Framer Motion
• JavaScript (ES6+), TypeScript React / Vue.js (2.x/3.x) / Twig (Symfony) - for component markup and page layout implementation
• jQuery (Legacy projects support)
• Bootstrap
• Tailwind CSS
• Styled-components / CSS-in-JS
• npm, Yarn - Webpack, Vite - Docker (basic configuration)- Git
• WordPress (Elementor)- Strapi- GraphQL integration
• Figma (layout implementation, minor edits) / Photoshop / Avocode, Zeplin, InVision (deprecated)

Performance & Optimization

• Lazy loading
• Code splitting
• Bundle size optimization
• Lighthouse/PageSpeed Insights
• Web Vitals optimization
• SVG optimization & manipulation