• Developed a Wallet website with user authentication, signup, OTP validation, and three distinct frontend interfaces: user app, merchant app, and dummy bank. • Implemented a webhook for seamless backend-to-backend communication, facilitating efficient data processing and real-time transaction updates. • Ensured stringent security measures to protect user data and transactions, maintaining compliance with industry standards. • Orchestrated the development process to create a robust and user-friendly platform mirroring real-world wallet apps.