🤖 AI-Powered Resume Analyzer

A full-stack MERN application that uses Google Gemini LLM to analyze resumes, provide career guidance, and generate interview questions.

📋 Features

• Resume Upload & Processing: Upload PDF or DOCX resumes with automatic text extraction
• AI-Powered Analysis: Comprehensive resume analysis using Google Gemini
  • Skills extraction (technical & soft)
  • Project improvement suggestions
  • ATS compatibility feedback
  • Strengths and areas for improvement
• Interview Preparation: Role-based technical and behavioral questions
• Career Guidance: Job role recommendations and skill development paths
• History Tracking: Store and retrieve previous analyses

🛠️ Tech Stack

Frontend

• React.js
• Custom CSS (Tailwind-inspired)
• Axios for API calls
• React Markdown for formatted display

Backend

• Node.js & Express.js
• MongoDB with Mongoose
• Multer for file uploads
• PDF-Parse & Mammoth for document parsing
• Google Gemini AI API

📦 Installation & Setup

Prerequisites

• Node.js (v14 or higher)
• MongoDB (local installation or MongoDB Atlas)
• Google Gemini API Key

Step 1: Clone or Extract the Project

cd resume-analyzer

Step 2: Backend Setup

# Navigate to backend directory
cd backend

# Install dependencies
npm install

# Create .env file
cp .env.example .env

Edit .env file with your credentials:

PORT=5000
MONGODB_URI=mongodb://localhost:27017/resume-analyzer
GEMINI_API_KEY=your_actual_gemini_api_key_here
NODE_ENV=development

Step 3: Frontend Setup

# Navigate to frontend directory (from project root)
cd frontend

# Install dependencies
npm install

Terminal 2 - Frontend:

cd frontend
npm start
# React app will open at http://localhost:3000

🚀 Usage

1. Upload Resume: Drag and drop or click to upload a PDF/DOCX resume
2. View Extracted Text: See the parsed resume content
3. Generate Analysis: Click tabs to generate:
   • Resume Analysis
   • Interview Questions
   • Career Guidance
4. Review Results: AI-powered insights displayed in markdown format

📁 Project Structure

resume-analyzer/
├── backend/
│   ├── config/
│   │   └── db.js                 # MongoDB connection
│   ├── controllers/
│   │   └── resumeController.js   # Request handlers
│   ├── middleware/
│   │   ├── upload.js             # Multer configuration
│   │   └── errorHandler.js       # Error handling
│   ├── models/
│   │   ├── Resume.js             # Resume schema
│   │   └── Analysis.js           # Analysis schema
│   ├── routes/
│   │   └── api.js                # API routes
│   ├── services/
│   │   └── geminiService.js      # Gemini AI integration
│   ├── utils/
│   │   └── fileParser.js         # PDF/DOCX parsing
│   ├── .env.example              # Environment variables template
│   ├── package.json
│   └── server.js                 # Entry point
│
├── frontend/
│   ├── public/
│   │   └── index.html
│   ├── src/
│   │   ├── components/
│   │   │   ├── FileUpload.js     # Upload component
│   │   │   └── AnalysisDisplay.js # Results display
│   │   ├── services/
│   │   │   └── api.js            # API service
│   │   ├── App.js                # Main component
│   │   ├── index.js              # Entry point
│   │   └── index.css             # Styles
│   └── package.json
│
└── README.md

🔌 API Endpoints

Method	Endpoint	Description
POST	/api/resume/upload	Upload and parse resume
POST	/api/ai/analyze	Generate resume analysis
POST	/api/ai/interview	Generate interview questions
POST	/api/ai/career	Get career guidance
GET	/api/history/:resumeId	Get analysis history
GET	/api/resumes	Get all uploaded resumes