Real-time Chat System

A showcase project demonstrating real-time communication capabilities using ASP.NET Core and SignalR. This project highlights my skills in building modern, real-time web applications.

Project Overview

This is a real-time chat system backend that enables:

• Instant messaging between users
• Group chat functionality
• Real-time message delivery using SignalR
• Cross-Origin Resource Sharing (CORS) support for frontend integration

Technical Details

Built with:

• ASP.NET Core 9.0
• SignalR for real-time communication
• ConcurrentDictionary for thread-safe user connection management
• OpenAPI/Swagger for API documentation

Key Features

• Real-time Chat: Uses SignalR Hub for instant message delivery
• Group Chat Support: Users can join specific chat rooms
• Connection Management: Thread-safe user connection tracking
• CORS Configuration: Ready for integration with React frontend
• API Documentation: Swagger UI available in development mode

Architecture Highlights

• Clean Architecture: Separation of concerns with distinct folders for Models, Hubs, and Services
• Thread Safety: Uses ConcurrentDictionary for managing user connections
• Scalable Design: Built with group chat support and room management
• Frontend Integration Ready: CORS configured for React client at http://localhost:5173