This content originally appeared on DEV Community and was authored by Ritish Saini
🧠 QuizNest – AI Quiz App
An advanced, full-stack AI-powered Quiz App built with the MERN Stack that enables users to take intelligent quizzes, generate questions via AI, track performance, and enjoy gamified elements like achievements and leaderboards. Premium users get access to exclusive features such as insights, advanced theming, and live battles.
🚀 Features
🔐 Authentication
Google OAuth & JWT-based secure login
Role-based access (User, Premium, Admin)
🧠 AI-Powered Quiz Generation
Automatically generate MCQs & written questions
AI assigns duration, marks, and evaluates written answers using NLP
Adaptive difficulty: beginners get easier questions, advanced users get harder ones
🤖 Intelligence Dashboard (Premium Feature) ✅
Smart Quiz Recommendations: AI-powered quiz suggestions based on performance, favorite categories, and learning patterns
Adaptive Difficulty System: Dynamic difficulty adjustment based on recent performance with confidence scoring
Learning Analytics: Comprehensive performance insights with trends, predictions, and personalized study recommendations
Performance Trends: Visual weekly performance tracking with interactive charts
Next Quiz Predictions: AI predicts expected performance on upcoming quizzes
Personalized Study Tips: Custom recommendations for optimal study times and improvement areas
📊 Reports & Analytics
Quiz history and detailed performance reports
Real-time feedback and score analytics
🏆 Gamification
Achievements System ✅
Earn badges like “Quiz Master,” “Speed Genius,” and “Perfect Score”
View badges and stats in user profile
Leaderboards
Weekly and monthly top scorers
Promotes user engagement and competition
⚔️ Live Quiz Battles (In Progress)
Challenge other users in real-time quiz duels
See your opponent's live progress (coming soon)
🎨 UI/UX Enhancements ✅
Advanced Theme Selector for Light/Dark/custom modes
Mobile Navigation Bar for improved phone/tablet usability
Enhanced Dashboard UI with upgraded design and data visualization
New Test Page for better quiz flow and feedback
Consistent design system and polished UI across all screens
💳 Subscription Plans
Free Plan: Limited quizzes, core features
Premium Plan: Unlimited access, AI insights, Intelligence Dashboard, achievements, and future battle mode
🛡️ Admin Panel
A powerful admin dashboard providing full control of platform operations:
🔍 Monitor user activity and quiz submissions
🧩 Add/Edit/Delete quizzes and questions
👥 Manage users: roles, status, analytics
📈 Real-time insights and platform stats
🛠️ Tech Stack
Frontend: React, CSS, Vite
Backend: Node.js, Express.js, MongoDB
AI Integration: Together AI, Google Gemini API
Authentication: JWT, Google OAuth
Deployment: Render
This content originally appeared on DEV Community and was authored by Ritish Saini
Ritish Saini | Sciencx (2025-07-26T12:42:59+00:00) How I Built a Full Quiz App with Leaderboard and Timer. Retrieved from https://www.scien.cx/2025/07/26/how-i-built-a-full-quiz-app-with-leaderboard-and-timer/
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