LinkUp
LinkUp is a full-featured social media platform that enables users to share videos and images, interact through comments and likes, and engage in real-time chat. Built with NestJS and MongoDB, the platform provides a YouTube/Instagram-like experience with robust user authentication, content management, and social interaction features. The system supports both JWT authentication and Azure AD B2C integration for enterprise users, Azure Blob Storage for scalable media hosting, and real-time WebSocket-based chat functionality. Key features include video/image upload and streaming, thumbnail generation, content moderation, admin dashboard, search and filtering, pagination, view tracking, and comprehensive API documentation with Swagger.
Overview
LinkUp is a full-featured social media platform that enables users to share videos and images, interact through comments and likes, and engage in real-time chat. Built with NestJS and MongoDB, the platform provides a YouTube/Instagram-like experience with robust user authentication, content management, and social interaction features. The system supports both JWT authentication and Azure AD B2C integration for enterprise users, Azure Blob Storage for scalable media hosting, and real-time WebSocket-based chat functionality. Key features include video/image upload and streaming, thumbnail generation, content moderation, admin dashboard, search and filtering, pagination, view tracking, and comprehensive API documentation with Swagger.
Key Features
Video upload and streaming
Image upload and sharing
Real-time chat with WebSocket
Comments system with likes
User authentication (JWT + Azure AD B2C)
Search and filtering
Admin dashboard for content moderation
Azure Blob Storage for media files
Video thumbnail generation
View tracking with rate limiting
Role-based access control
Pagination and infinite scroll
Email verification
User profiles with avatars
Swagger API documentation
Technical Highlights
Implemented NestJS backend with MongoDB for scalable social media platform
Integrated Azure Blob Storage for efficient cloud-based media file storage
Developed real-time chat system using Socket.io WebSocket gateway
Built comprehensive video and image management with upload, streaming, and metadata
Implemented JWT authentication with Azure AD B2C integration for enterprise users
Created content moderation system with admin dashboard and role-based access control
Challenges and Solutions
Large File Uploads
Handled large video/image files using Azure Blob Storage, Multer for file handling, and increased body parser limits for streaming uploads
Real-time Chat Implementation
Implemented WebSocket-based real-time communication using Socket.io with JWT authentication and room-based messaging
Media Processing
Integrated FFmpeg for video thumbnail generation and background processing with Azure Blob Storage
View Tracking Accuracy
Implemented IP-based fingerprinting and cache-based rate limiting to prevent view count manipulation
Azure AD B2C Integration
Integrated Azure AD B2C enterprise authentication using MSAL Node.js library with OAuth 2.0/OpenID Connect flow
Technologies
Backend Framework
Database
Authentication
Real-time
Cloud Storage
Media Processing
Frontend
Infrastructure
Project Information
- Status
- Completed
- Year
- 2024
- Architecture
- Microservices Architecture with API-First Design
- Category
- Full-Stack Development