Play Quiz Now – Real-Time Quiz Platform
High-Throughput WebSocket Multiplayer & Analytics System
<50ms
WebSocket Sync Latency
10,000+
Concurrent Players
99.9%
System Reliability
The problem
Users needed an engaging, sub-second real-time quiz platform capable of supporting thousands of simultaneous live players with instant score sync across devices.
The solution
Engineered a scalable WebSocket architecture using Django Channels, Redis Pub/Sub, and Next.js. Built real-time scoreboards, team lobbies, admin dashboards, and payment monetization.
Key features
- Real-time multiplayer WebSocket room engine with sub-50ms latency
- Live scoreboards with instant leaderboard calculation
- Comprehensive admin dashboard for quiz management & analytics
- Role-based access control (RBAC) & user authentication
- Subscription and monetization payment gateways
Tech stack
Deep dive
Play Quiz Now: Scaling WebSockets for 10,000+ Concurrent Players
Research
Benchmarked HTTP polling vs WebSockets using Django Channels + Redis Pub/Sub layer.
Planning
Architected decoupled system: Next.js frontend, Django Channels WebSockets, Redis score tracking.
Development
Built room lobbies, live scoreboards, question timers, admin panels, and payment billing.
Testing
Executed simulated WebSocket stress testing with 10,000 concurrent player connections.
Deployment
Deployed containerized Docker services on AWS EC2 behind Nginx load balancer.
Outcome
Achieved sub-50ms message broadcast latency during live tournaments.
<50ms
Broadcast Latency
10,000+
Concurrent Players
65%
Retention Boost