🧠 Desygn

Desygn is a LeetCode-style platform for practicing and mastering system design interviews. Unlike traditional coding platforms, Desygn empowers users to explain architectural decisions, sketch diagrams, and get AI-powered feedback.

🚀 Features

• ✍️ Solve system design problems with written explanations + diagrams
• 🧠 Embedded Excalidraw canvas for whiteboarding your ideas
• 🤖 Automated judging and feedback powered by Gemini
• 🧑‍💻 Google & GitHub login (via Supabase)
• 📊 Score breakdown and improvement tips for each submission
• 🔒 Role-based user system (admin vs user)

🧱 Tech Stack

• Frontend: Next.js 14, Tailwind CSS, React Markdown, Excalidraw
• Backend: Go (Gin), PostgreSQL (via Supabase), Gemini API
• Auth: Supabase OAuth (Google, GitHub)
• Storage: JSON (Excalidraw diagrams), Markdown (text)

DEMO

Desygn.mov