Designed and developed a modern financial web application for the Irish market that helps employees calculate take-home pay and better understand their payslips. The platform provides real-time salary calculations with detailed breakdowns of PAYE (Income Tax), USC, and PRSI deductions. Built a responsive and intuitive user experience focused on clarity for employees and newcomers to Ireland. Developed with Next.js, React, TypeScript, Tailwind CSS, SEO optimization, and performance-focused architecture.