Real-Time Quiz Platform

📌 Overview

Rexial is a real-time quiz hosting platform where users can create, host, and participate in quizzes seamlessly using a unique join code. It is designed to provide an interactive and engaging experience with live dashboards, avatars, and collaborative hosting.

The platform evolves in multiple versions:

• Version 1: Core real-time quiz system
• Version 2: AI-powered quiz generation
• Version 3: Live video-based quiz experience

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Version - 1 (DEMO-VIDEO)

[Watch the Demo video of version-1]

🛠️ Tech Stack

Monorepo & Tooling

• TurboRepo – High-performance monorepo setup
• pnpm Workspaces – Efficient dependency management

Frontend

• React – UI development

Backend

• Node.js + Express – API and server logic
• WebSockets – Real-time communication

Database

• PostgreSQL – Relational database
• Prisma ORM – Type-safe database access

Version 2 (AI Features)

• Python – AI/ML services for quiz generation
• GenAI APIs / LLMs – Content-based question generation

Version 3 (Live Streaming)

• WebRTC – Real-time video/audio communication

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✨ Features

Version 1 – Core Features

• Create and host quizzes
• Unique quiz join code system
• Participants can join using code
• Co-host support
• Real-time quiz flow using WebSockets
• Live dashboard after each question
• Final leaderboard/dashboard at the end
• Random avatar assigned to participants

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🤖 Version 2 – AI Integration

• Generate quizzes using prompts
• Subject-based quiz generation
• Upload PDFs/PPTs to auto-generate questions
• Smart content understanding using GenAI
• Dynamic quiz creation pipeline

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🎥 Version 3 – Live Streaming Experience

• Real-time video quiz sessions
• Host-guided quiz interactions
• Interactive learning environment
• Combine live discussion with quiz attempts
• Feedback and explanations during quiz

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DevOps & Deployment

• Docker – Containerization
• ** Jenkins ** – CI/CD pipelines
• AWS – Cloud hosting and infrastructure

Future DevOps Enhancements

• Kubernetes – Container orchestration
• Advanced scaling and monitoring tools

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🧩 Architecture Overview

• Monorepo structure using TurboRepo
• Separate apps/services:
  • frontend (React)
  • backend (Express + WebSockets)
  • ai-service (Python – GenAI, V2)
• Real-time communication via WebSockets
• Containerized using Docker
• CI/CD pipelines via ** Jenkins **
• Hosted on AWS
• Future scalability with Kubernetes

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🚀 Getting Started

Prerequisites

• Node.js
• pnpm
• PostgreSQL

Installation

# Clone the repository
git clone <your-repo-url>

# Install dependencies
pnpm install

# Start development
pnpm dev