🚀 Employee Management System

A RESTful Employee Management System built using Spring Boot, Spring Data JPA, and MySQL. This project provides APIs to manage employee records with CRUD operations following a layered architecture.

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📌 Features

• ➕ Add Employee
• 📋 Get All Employees
• 🔍 Get Employee By ID
• ✏️ Update Employee Details
• ❌ Delete Employee
• 📦 DTO Pattern
• 🔄 Entity Mapper
• ⚠️ Global Exception Handling
• 🗄️ MySQL Database Integration
• 🏗️ Layered Architecture

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🛠️ Tech Stack

• Java 17+
• Spring Boot
• Spring Data JPA
• Hibernate
• MySQL
• Maven
• REST API
• Git & GitHub

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📂 Project Structure

src
└── main
    ├── java
    │   └── com.example.EmployeeManagementSystem
    │       ├── controller
    │       ├── dto
    │       ├── exception
    │       ├── mapper
    │       ├── model
    │       ├── repository
    │       ├── service
    │       └── EmployeeManagementSystemApplication
    │
    └── resources
        └── application.properties

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⚙️ Installation

Clone Repository

git clone https://github.com/anup-sys/EmployeeManagementSystem.git

cd EmployeeManagementSystem

Create MySQL Database

CREATE DATABASE employee_db;

Configure Database

Update application.properties

spring.datasource.url=jdbc:mysql://localhost:3306/employee_db
spring.datasource.username=root
spring.datasource.password=your_password

spring.jpa.hibernate.ddl-auto=update

Run the Project

mvn spring-boot:run

Application will start on:

http://localhost:8080

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📡 API Endpoints

Method	Endpoint	Description
GET	/employees	Get All Employees
GET	/employees/{id}	Get Employee By ID
POST	/employees	Add New Employee
PUT	/employees/{id}	Update Employee
DELETE	/employees/{id}	Delete Employee

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🧪 Testing

You can test the APIs using:

• Postman
• Thunder Client
• Insomnia

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🌟 Future Improvements

• JWT Authentication
• Spring Security
• Swagger Documentation
• Pagination & Sorting
• Docker Support
• Role-Based Access Control

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🤝 Contributing

Contributions are welcome!

1. Fork the repository
2. Create a feature branch
3. Commit your changes
4. Push to GitHub
5. Create a Pull Request

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📄 License

This project is licensed under the MIT License.

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👨‍💻 Developer

Anup

GitHub: https://github.com/anup-sys

If you like this project, don't forget to ⭐ star the repository.