Prep-AI 🎯

AI-powered interview preparation platform with real-time feedback and performance analytics.

🌐 Live Demo: https://prep-ai-eosin.vercel.app/

🌟 Overview

Prep-AI combines AI, computer vision, and NLP to provide comprehensive interview practice with real-time feedback on verbal and non-verbal communication.

Key Features

• 🎯 AI-Powered Questions - Personalized questions based on your resume and job description (Google Gemini API)
• 🎥 Real-Time Monitoring - Facial expression and engagement tracking (MediaPipe FaceMesh)
• 📊 Performance Analytics - Track progress with detailed metrics and insights
• 📄 Resume Analysis - AI-powered feedback on your resume and skill gaps
• 🗣️ Speech-to-Text - Convert spoken answers to text for detailed analysis

🛠 Tech Stack

Frontend: Next.js 15.4.5, TypeScript, Tailwind CSS, Radix UI, Framer Motion, Chart.js
Backend: Next.js API Routes, Prisma, PostgreSQL, JWT + Google OAuth
AI/ML: Google Gemini API, MediaPipe FaceMesh, WebRTC

📋 Prerequisites

• Node.js (v18+)
• PostgreSQL (v14+)
• Google Gemini API key

🚀 Quick Start

# Clone and install
git clone https://github.com/yourusername/prep-ai.git
cd prep-ai
npm install

# Configure environment
cp .env.example .env
# Edit .env with your DATABASE_URL, JWT_SECRET, and GEMINI_API_KEY

# Set up database
npm run db:migrate

# Start development server
npm run dev

Open http://localhost:3000 or visit the live demo at https://prep-ai-eosin.vercel.app/

🔌 Key API Endpoints

• POST /api/auth/signup - User registration
• POST /api/auth/login - User authentication
• POST /api/interview/generate-questions - Generate interview questions
• POST /api/interview/answer - Submit and evaluate answers
• POST /api/resume/upload - Upload and parse resume
• GET /api/analytics - Get performance metrics