← Back to Projects
💬
Real-Time Chat Application
A full-featured real-time messaging platform built for both personal and team communication. The application supports one-on-one messages, group chats with up to 500 members, file and media sharing, and voice messages. AI-powered smart replies suggest context-aware responses to speed up conversations. End-to-end encryption ensures all messages remain private and secure.
🛠️ Tech Stack
ReactSocket.ioNode.jsMongoDBRedisOpenAI APIWebRTCFirebase
✨ Key Features
- Real-time messaging with sub-100ms latency
- Group chats with roles and permissions
- File & media sharing with preview and compression
- AI-powered smart reply suggestions
- End-to-end encryption for all messages
- Read receipts and typing indicators
- Message search and pinning functionality
- Push notifications across web and mobile
🧩 Technical Challenges
- Achieving sub-100ms message delivery at scale
- Implementing E2E encryption without compromising performance
- Building an efficient message search across millions of records
- Managing WebSocket connections across distributed servers