Real-time Communication System

High-concurrency IM and WebRTC calling/streaming platform with weak-network optimizations for a global enterprise.

Project Information

Client: Global Enterprise Corp
Date: 2024
Category: Real-time Communications

Technologies: Node.js, WebRTC, Socket.io, Redis, Docker

Key Features

End-to-end encryption
Adaptive bitrate streaming
Multi-region deployment
Offline message sync
Content governance tools

Challenge & Solution

Challenge:

Creating a communication platform that could support millions of concurrent users across different network conditions while maintaining security and compliance.

Solution:

Built a distributed system using WebRTC for peer-to-peer connections, implemented adaptive streaming algorithms, and deployed across multiple regions with intelligent routing.

Result

Achieved 99.9% uptime with sub-100ms latency and supported 10M+ concurrent users during peak usage.

Real-time Communication System