Designed and deployed a production-ready MERN e-commerce platform for a real client. • Built a scalable frontend with React.js, Vite, TailwindCSS, Redux Toolkit, and multilingual support. • Developed secure REST APIs with authentication, orders, wishlist, comments, and admin management. • Implemented analytics, promotions, SEO optimization, sitemap generation, and responsive UI/UX. • Integrated Cloudinary, Docker, Nginx, JWT, and Google authentication. • Maintained and optimized the live platform for performance.