🚀 CSEMastery — 200-Day Computer Science & Software Engineering Roadmap

CSEMastery is a full-stack, multi-user learning management and habit-building web platform designed to take developers from core computer science fundamentals to production-grade software engineering in a structured 200-Day Curriculum.

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📌 Features

• 🧠 Comprehensive 200-Day Curriculum:
  • Days 1–70: Data Structures & Algorithms (Arrays, Linked Lists, Trees, Graphs, DP, Backtracking)
  • Days 71–90: Java Core Fundamentals (OOP, Exception Handling, Collections Framework, Streams, Multithreading, JVM Internals)
  • Days 91–110: Advanced Java & Frameworks (Spring Boot, Hibernate, REST APIs, Microservices Architecture)
  • Days 111–130: Database Management Systems (SQL, Normalization, ACID, Indexing, Transactions, Query Optimization)
  • Days 131–160: System Design & Scalability (HLD, LLD, Caching, Load Balancing, Message Queues, Sharding)
  • Days 161–200: Real-World Production Projects & Capstone Engineering
• 🔒 Multi-User Isolation & Security:
  • Secure token-based authentication (JWT).
  • User progress, tasks, streaks, notes, and metrics are isolated per account.
  • Dedicated default guest account: Mastery Scholar for instant demo evaluation.
• 🏆 Live Competitive Leaderboard:
  • Real-time ranking based on XP, completed tasks, and streak consistency.
• 📊 Interactive Analytics & Progress Tracking:
  • Weekly mastery charts, daily checklist completions, and track-level progress breakdowns.
• 💬 Community Discussions & Notes:
  • Markdown-enabled study notes per day/module.
  • Discussion forum for peer reviews, problem-solving, and code sharing.
• ⚡ Modern Glassmorphic Dark UI:
  • Fast, responsive design built with React, Lucide icons, and modern animations.

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🛠️ Tech Stack

Domain	Technologies
Frontend	React 18, Vite, TypeScript, Lucide React, Modern CSS & Glassmorphism
Backend	Node.js, Express.js, TypeScript, better-sqlite3
Database	SQLite (Normalized multi-tenant schema with Foreign Key constraints)
Testing	Automated TypeScript test suites for auth, multi-tenant isolation, and curriculum integrity

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📂 Project Structure

CSEMastery/
├── backend/
│   ├── src/
│   │   ├── controllers/         # Auth, Tasks, Notes, Community, Dashboard controllers
│   │   ├── db/
│   │   │   ├── index.ts         # SQLite connection & schema initialization
│   │   │   ├── seed.ts          # Default seed data & default Mastery Scholar account
│   │   │   └── curriculumBuilder.ts # Dynamic 200-day curriculum generator
│   │   ├── middleware/          # JWT auth & route guards
│   │   ├── routes/              # Express API route declarations
│   │   └── index.ts             # Express server entry point
│   ├── test_multiusers_and_curriculum.ts # Automated test suite
│   ├── package.json
│   └── tsconfig.json
├── database/
│   └── schema.sql               # Full relational database schema definition
├── frontend/
│   ├── src/
│   │   ├── components/          # Header, Sidebar, Badges, Modals
│   │   ├── context/             # AuthContext & Session State
│   │   ├── pages/               # Dashboard, Plan, Tracks, Analytics, Community, LeetCode
│   │   ├── services/            # Axios / Fetch API client layer
│   │   ├── types/               # TypeScript interfaces & types
│   │   ├── App.tsx
│   │   └── main.tsx
│   ├── index.html
│   ├── package.json
│   └── vite.config.ts
├── .gitignore
├── package.json                 # Monorepo root scripts
└── README.md

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🚀 Quick Start

Prerequisites

• Node.js: v18.0.0 or higher
• npm: v9.0.0 or higher
• Git

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1. Clone the Repository

git clone https://github.com/Jashvanthan/CSEMastery.git
cd CSEMastery

2. Backend Setup

cd backend
npm install

# Start the backend server (runs on http://localhost:5000)
npm run dev

3. Frontend Setup

In a new terminal window:

cd frontend
npm install

# Start Vite dev server (runs on http://localhost:5173)
npm run dev

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🧪 Running Automated Tests

To verify that multi-user isolation, curriculum indexing, authentication guards, and database constraints work flawlessly:

cd backend
npx ts-node test_multiusers_and_curriculum.ts

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📡 Key API Endpoints

Method	Endpoint	Description
POST	/api/auth/register	Register a new user account
POST	/api/auth/login	Authenticate user & receive JWT token
GET	/api/auth/demo-users	Fetch default evaluation guest profile (Mastery Scholar)
GET	/api/plan/days	Fetch 200-day curriculum plan with user completion status
GET	/api/plan/days/:id	Fetch specific day topics, theory, practice tasks, and solutions
POST	/api/tasks/:id/toggle	Toggle task completion status and recalculate user XP/streak
GET	/api/dashboard/stats	Retrieve user-specific analytics, XP, and streak counts
GET	/api/community/leaderboard	Get real-time global leaderboard rankings

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👤 Author

• Jashvanthan A — GitHub Profile

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📄 License

This project is open-source and licensed under the MIT License.