Developed a REST API using Java and Spring Boot for student management with complete CRUD operations. Implemented Controller, Service, Repository, and Entity layers using Spring Data JPA and Hibernate. Integrated MySQL for database persistence and implemented validation and structured error handling. Used Maven for dependency management and Postman for API testing.

Developed a console-based banking application using Core Java and Object-Oriented Programming. Implemented account creation, deposits, withdrawals, internal transfers, transaction history, and data-integrity checks. Applied encapsulation and modular class design to organize banking operations and handle invalid inputs and edge cases.