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Complete tournament workflow
Event management
Team & player management
Match scheduling
Live scoring
Custom ranking algorithms
Tiebreakers & overtime logic
Live standings
Performance & Scalability
Tournament traffic is highly unpredictableāthousands of users can join as soon as an event starts.
To ensure the platform remained responsive under heavy load, I implemented:
Redis caching
WebSocket-based real-time updates
GraphQL optimizations
MongoDB query optimization
Efficient data structures and algorithms
Pagination and lazy loading
Server-side performance tuning
The result is a system that remains fast even while processing large amounts of tournament data and concurrent user activity.
Infrastructure & DevOps
I handled the entire production infrastructure myself, including:
Docker containerization
VPS provisioning
Nginx reverse proxy configuration
DigitalOcean deployment
SSL configuration
CI/CD deployment workflows
Server monitoring and optimization
The project was initially deployed on AWS, but after evaluating operational costs and maintenance, I migrated the entire infrastructure to DigitalOcean for a more efficient and cost-effective architecture.
Tech Stack
Next.js (Admin & Public Frontends)
NestJS
GraphQL
MongoDB
Redis
WebSockets (
Socket.IO)
Docker
Nginx
DigitalOcean
GitHub Actions
Why this project stands out
This wasn't just about building featuresāit was about engineering a platform that could reliably support real-world tournaments with sudden traffic spikes and complex business rules.
From designing the system architecture to implementing custom tournament algorithms, optimizing database performance, managing servers, and deploying production infrastructure, I was responsible for the project end-to-end.
It remains the most sophisticated and rewarding software system I've developed, combining full-stack development, backend architecture, DevOps, scalability, and performance engineering into a single production-ready application.