ATS (Application Tracking System)

A modern, AI-powered Application Tracking System built with Next.js 14, featuring resume parsing, keyword matching, and candidate management.

🌟 Live Demo

• Frontend: https://application-tracking-system-production-b126.up.railway.app/
• Backend API: https://ats-backend-production-2143.up.railway.app/

📋 Detailed Features

1. Resume Processing & Analysis

• Smart Upload System

  • Drag-and-drop interface
  • Multi-file upload support
  • Progress tracking
  • File type validation (PDF, DOCX, DOC)
  • Duplicate detection using SHA-256 hashing
  • Automatic file organization

• AI-Powered Analysis

  • Experience extraction
  • Skills identification
  • Education history parsing
  • Key achievements recognition
  • Career progression analysis
  • Technology stack identification

• Keyword Matching

  • Job description matching
  • Skills gap analysis
  • Experience level matching
  • Industry relevance scoring
  • Custom keyword sets

2. Candidate Management

• Profile Management

  • Detailed candidate profiles
  • Resume version history
  • Contact information
  • Skills matrix
  • Experience timeline
  • Education history

• Assessment System

  • Automated scoring
  • Custom evaluation criteria
  • Interview feedback tracking
  • Performance metrics
  • Comparative analysis

3. Vendor Management

• Vendor Profiles

  • Vendor registration
  • Performance tracking
  • Document management
  • Communication history
  • Rating system

• Integration Features

  • API access management
  • Custom data mapping
  • Automated notifications
  • Report generation

4. Administrative Features

• User Management

  • Role-based access control
  • User activity logging
  • Permission management
  • Team collaboration tools

• System Configuration

  • Custom fields setup
  • Workflow configuration
  • Email template management
  • Integration settings

🏗 Tech Stack

Frontend

• Next.js 14 (App Router)
• React with TypeScript
• Tailwind CSS for styling
• Shadcn/UI components
• Framer Motion for animations
• Firebase Authentication

Backend

• Express.js with TypeScript
• MongoDB with Mongoose
• AWS S3 for file storage
• Google Gemini AI for resume analysis

Infrastructure

• Vercel (Frontend hosting)
• Render (Backend hosting)
• MongoDB Atlas (Database)
• AWS S3 (File storage)

📁 Detailed Project Structure

├── app/
│   ├── (auth)/                    # Authentication routes
│   │   ├── login/
│   │   ├── register/
│   │   └── forgot-password/
│   ├── (dashboard)/               # Dashboard routes
│   │   ├── profiles/
│   │   ├── upload-resume/
│   │   └── keyword-matcher/
│   ├── (admin)/                   # Admin routes
│   │   ├── users/
│   │   ├── settings/
│   │   └── analytics/
│   └── api/                       # API routes
├── components/
│   ├── ui/                        # Base UI components
│   │   ├── button/
│   │   ├── dialog/
│   │   ├── dropdown/
│   │   └── forms/
│   ├── dashboard/                 # Dashboard components
│   │   ├── sidebar/
│   │   ├── header/
│   │   └── navigation/
│   ├── resume/                    # Resume related components
│   │   ├── upload/
│   │   ├── preview/
│   │   └── analysis/
│   ├── profiles/                  # Profile components
│   │   ├── card/
│   │   ├── details/
│   │   └── editor/
│   └── shared/                    # Shared components
├── lib/
│   ├── api/                       # API client
│   ├── auth/                      # Authentication utilities
│   ├── database/                  # Database utilities
│   └── validators/                # Form validators
├── hooks/
│   ├── use-auth.ts
│   ├── use-profiles.ts
│   ├── use-upload.ts
│   └── use-vendors.ts
├── context/
│   ├── auth-context.tsx
│   ├── theme-context.tsx
│   └── upload-context.tsx
├── utils/
│   ├── api-helpers.ts
│   ├── date-helpers.ts
│   ├── file-helpers.ts
│   └── validation-helpers.ts
├── styles/
│   ├── globals.css
│   └── themes/
├── types/
│   ├── auth.ts
│   ├── profile.ts
│   ├── resume.ts
│   └── vendor.ts
├── public/
│   ├── images/
│   ├── icons/
│   └── fonts/
└── config/
    ├── constants.ts
    ├── api-config.ts
    └── site-config.ts

🔧 Core Technologies & Integration

Frontend Architecture

• Next.js 14 with App Router

  • Server components
  • Client components
  • API routes
  • Middleware
  • Dynamic routing

• State Management

  • React Context
  • Custom hooks
  • Local storage
  • Session management

• UI/UX

  • Tailwind CSS
  • Shadcn/UI components
  • Framer Motion animations
  • Responsive design
  • Dark/Light themes

Backend Services

• Express.js API

  • RESTful endpoints
  • Authentication middleware
  • File processing
  • Error handling
  • Rate limiting

• Database

  • MongoDB schemas
  • Indexes
  • Aggregation pipelines
  • Caching
  • Backup systems

Cloud Services

• AWS Integration

  • S3 for file storage
  • CloudFront for CDN
  • IAM for security
  • Lambda functions

• Firebase Services

  • Authentication
  • Real-time updates
  • Cloud messaging
  • Analytics

AI & Machine Learning

• Google Gemini AI
  • Resume parsing
  • Text analysis
  • Pattern recognition
  • Recommendation engine

🚀 Development & Deployment

Development Environment

# Install dependencies
npm install

# Run development server
npm run dev

# Run tests
npm run test

# Build production
npm run build

Environment Variables

# Frontend
NEXT_PUBLIC_API_URL=
NEXT_PUBLIC_FIREBASE_CONFIG=
NEXT_PUBLIC_GEMINI_API_KEY=

# Backend
MONGODB_URI=
AWS_ACCESS_KEY_ID=
AWS_SECRET_ACCESS_KEY=
JWT_SECRET=

Deployment Checklist

• Environment variables configured
• Build optimization
• Security headers
• SSL certificates
• Database backup
• Monitoring setup

📈 Performance & Security

Performance Optimization

• Image optimization
• Code splitting
• Lazy loading
• Caching strategies
• CDN integration

Security Measures

• JWT authentication
• CORS policies
• Rate limiting
• Input validation
• File scanning
• XSS protection

🤝 Contributing

Please read CONTRIBUTING.md for details on our code of conduct and the process for submitting pull requests.

📜 License

This project is licensed under the MIT License - see the LICENSE file for details.