🚗 DVLD — Driver’s License Management System

Enterprise-grade licensing system built with clean architecture & C# best practices
Applications • Testing • Issuance • Tracking • Enforcement

📌 Overview

DVLD is a full-stack system that manages the entire lifecycle of driving licenses, from application submission to license issuance and enforcement.

Built with a strong focus on:

• 🧱 Clean Architecture
• 🔐 Security & Data Integrity
• ⚙️ Maintainability & Scalability

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🖼️ Database Design & Architecture

🚀 Features

👤 User & Access Control

• Authentication & role-based authorization
• Secure password management
• User activation & tracking

📋 Application Management

• New, Renewal, Replacement, International
• Full lifecycle tracking
• Fee calculation & validation

🧪 Testing System

• Vision, Written, Practical tests
• Appointment scheduling
• Results tracking + retakes

📜 License Management

• 7 license classes
• Issuance, renewal, expiration
• Driver record automation

🌍 International Licenses

• Issuance & expiration tracking

🛑 Detention & Release

• Fines, release workflow, audit trail

🏗️ Architecture

DVLD is built using a 3-Tier Architecture to ensure clear separation of concerns, maintainability, and scalability.

🔷 System Design

• Presentation Layer → UI (Planned: WinForms / WPF / Web)
• Business Layer → Business Logic & Validation
• Data Access Layer → Database Operations (SQL Server)

🧩 Layer Responsibilities

• Presentation Layer

  • Handles user interaction and UI rendering
  • Communicates with the Business Layer

• Business Layer

  • Contains core application logic
  • Validates data and enforces business rules
  • Acts as a bridge between UI and data

• Data Access Layer

  • Handles all database operations (CRUD)
  • Uses parameterized queries for security
  • Manages connections and data retrieval

🚀 Getting Started

• git clone https://github.com/mahmouddello/DVLD.git
• cd DVLD

Setup

• Download and restore the database.
• Configure connection string in DataAccessSettings.cs
• Open solution in Visual Studio
• Build the project

💡 What This Project Demonstrates

• Scalable system design
• Clean architecture implementation
• Complex business logic handling
• Secure coding practices

👨‍💻 Author

Mahmoud Dello

• GitHub: https://github.com/mahmouddello
• LinkedIn: https://linkedin.com/in/mahmoud-dello

Happy Coding 💻🎉