Full Stack Web Platform

CodeArena

Competitive Programming Practice Platform

Built by Alex Carter·Production Ready·Education

A coding platform where users solve programming challenges, participate in contests, and analyze performance with detailed statistics.

Live Demo →View Source →

Tech Stack

frontend

  • Next.js
  • TypeScript
  • Tailwind CSS

backend

  • Node.js
  • NestJS

database

  • PostgreSQL
  • Redis

authentication

  • JWT
  • OAuth

cloudServices

  • Cloudinary
  • Docker

Features

  • Online Judge
  • Contest Management
  • Leaderboards
  • Code Submission
  • Profile Analytics

Learning Outcomes

  • WebSockets
  • Caching
  • Scalable Backend
  • Distributed Systems

Flagship Achievement

Hosted live coding contests

Built a real-time contest infrastructure supporting leaderboards and code execution.

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