Hotel Booking System – Full Stack (React + Spring Boot + MySQL), Developed RESTful APIs for hotel listing, room availability, booking management, and payments using Spring Boot., Implemented JWT-based authentication and authorization using Spring Security., Designed layered architecture (Controller, Service, Repository) to ensure clean and maintainable code., Built a responsive frontend using React.js for search, booking flow, and user dashboard., Integrated Razorpay payment gateway in test mode for payment simulation., Used Spring Data JPA and MySQL for database design, CRUD operations, and relational mapping., Tested APIs using Postman and managed dependencies using Maven., Tech Stack: Java, Spring Boot, Spring Security, JWT, JPA, Hibernate, MySQL, React.js, REST APIs, Maven