Developed multiple responsive web applications using React.js and Tailwind CSS, including an e-commerce shop with product listings and cart functionality. Implemented cross-page cart behavior using Context and useReducer so users can add products from different parts of the site. Built a real-time weather application using the OpenWeatherMap REST API with dynamic search, responsive UI, and error handling. Developed a Nigeria tax calculator web application to estimate monthly and annual income tax based on earnings and payment timelines, integrating REST APIs into frontend flows. Created an invoicing app with full validation, invoice filtering by status (Paid, Pending, Draft), reversible marking of invoices as paid, and deletion with a confirmation modal. Also delivered a visually rich interactive landing page for "Astro Cars" using Next.js and Framer Motion with smooth animations and responsive layouts.