Practice Exercise For Core Java From The Scratch for beginners to intermediate level .
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Updated
Apr 18, 2025 - Java
Practice Exercise For Core Java From The Scratch for beginners to intermediate level .
A professional E-Commerce backend system built with Spring Boot, featuring a layered architecture (DTO, Service, Repository), integrated Spring Security, and centralized exception handling for scalable enterprise applications.
The system ensures that only valid and eligible users are registered by implementing core Java programming concepts and Object-Oriented principles such as Encapsulation, Inheritance, Polymorphism, and Abstraction, along with Custom Exception Handling for robust validation.
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