Job Journey - Job Application Tracking Mobile App

Overview

Job Journey is a comprehensive mobile application for tracking job applications with AI-powered features, rich analytics, and seamless authentication. Built with Expo (React Native), FastAPI, and MongoDB.

Features

Core Features

• Dashboard: Rich visualizations with charts showing application statistics

  • Total applications count
  • Average aging in business days
  • Stage distribution (bar chart)
  • Job family distribution (pie chart)
  • Work type breakdown
  • Recent applications (last 7 days)

• My Jobs: Complete job application management

  • List view (phone) / Grid view (tablet) with adaptive layout
  • Search functionality
  • Color-coded status badges with monospace font
  • Business day aging calculations
  • Salary range display
  • Quick access to job details

• Analytics: AI-powered insights and patterns

  • Weekly application trends
  • AI-generated insights and recommendations
  • Stage distribution analysis
  • Job family distribution
  • Success rate metrics

• Settings: User preferences and management

  • Light/Dark/Auto theme modes
  • Push notification preferences
  • Email summary settings (weekly/monthly)
  • CSV export functionality
  • Subscription management
  • Logout

Advanced Features

• AI Job Categorization: Automatically categorizes jobs into families (Software Engineer, Accountant, Hardware Engineer, etc.) using GPT-5.2
• AI Pattern Analysis: Provides intelligent insights and recommendations based on application history
• Dynamic Interview Stages: Stage templates adapt to job family (6 default templates + custom stages)
• Business Day Aging: Excludes weekends from aging calculations
• Adaptive UI: Responsive design for phones and tablets
• Authentication: Emergent Google OAuth with secure session management
• Theme System: Light, Dark, and Auto modes with system detection

Tech Stack

Frontend

• Expo (React Native)
• Expo Router (File-based routing)
• React Native Paper (UI components with Material Design)
• Zustand (State management)
• React Native Gifted Charts (Data visualization)
• @shopify/flash-list (Optimized list rendering)
• Expo Secure Store (Secure token storage)
• date-fns (Date formatting)

Backend

• FastAPI (Python web framework)
• MongoDB (Database with Motor async driver)
• Emergent Integrations (LLM integration library)
• httpx (Async HTTP client)

AI & Integration

• OpenAI GPT-5.2 (Job categorization and pattern analysis)
• Emergent Auth (Google OAuth integration)
• Emergent LLM Key (Universal key for AI features)

Project Structure

/app
├── backend/
│   ├── server.py              # Main FastAPI application
│   ├── .env                    # Environment variables
│   └── requirements.txt        # Python dependencies
│
├── frontend/
│   ├── app/
│   │   ├── (tabs)/            # Tab navigation screens
│   │   │   ├── dashboard.tsx  # Dashboard with charts
│   │   │   ├── jobs.tsx       # Job list
│   │   │   ├── analytics.tsx  # Analytics & AI insights
│   │   │   └── settings.tsx   # Settings & preferences
│   │   ├── add-job.tsx        # Add job form
│   │   ├── job-details.tsx    # Job details & stage management
│   │   ├── login.tsx          # Authentication screen
│   │   └── _layout.tsx        # Root layout with auth
│   ├── contexts/
│   │   └── AuthContext.tsx    # Authentication context
│   ├── stores/
│   │   ├── jobStore.ts        # Job state management
│   │   └── themeStore.ts      # Theme management
│   └── utils/
│       └── colors.ts          # Color constants

API Endpoints

Authentication

• POST /api/auth/session - Exchange session_id for session_token
• GET /api/auth/me - Get current user
• POST /api/auth/logout - Logout and invalidate session

Jobs

• GET /api/jobs - List all jobs (with filters)
• POST /api/jobs - Create job with AI categorization
• GET /api/jobs/:id - Get job details
• PUT /api/jobs/:id - Update job
• DELETE /api/jobs/:id - Delete job
• POST /api/jobs/:id/stage - Update job stage
• GET /api/jobs/export/csv - Export jobs as CSV

Dashboard & Analytics

• GET /api/dashboard/stats - Get dashboard statistics
• GET /api/analytics - Get analytics data
• GET /api/analytics/patterns - AI-powered pattern analysis

Templates

• GET /api/templates - Get all templates
• POST /api/templates - Create custom template

Default Interview Stage Templates

1. Software Engineer: Applied → Recruiter Screening → Phone Screen → Coding Round → System Design Round → Behavioral Round → Hiring Manager → Final Onsite Interview

2. Accountant: Applied → Initial Screening → Phone Interview → Technical Assessment → Manager Interview → Partner Interview → Final Interview

3. Hardware Engineer: Applied → Recruiter Screening → Technical Phone Screen → Circuit Design Round → Lab Test → Design Review → Manager Interview → Final Onsite

4. Administrative Assistant: Applied → Phone Screening → Typing Test → In-Person Interview → Manager Meeting → Final Interview

5. Data Scientist: Applied → Recruiter Call → Technical Screen → Take-Home Assignment → Technical Interview → Behavioral Round → Final Interview

6. Product Manager: Applied → Recruiter Screen → Phone Interview → Case Study → Product Sense Interview → Cross-Functional Interview → Executive Interview

Key Features Implemented

✅ Tab-based navigation (Dashboard, My Jobs, Analytics, Settings) ✅ Emergent Google OAuth authentication ✅ AI-powered job categorization (GPT-5.2) ✅ AI-powered pattern analysis with insights ✅ Dynamic interview stage templates (6 job families) ✅ Custom interview rounds ✅ Business day aging calculation (excludes weekends) ✅ Rich dashboard with bar charts and pie charts ✅ Adaptive layout (phone list view, tablet grid view) ✅ Color-coded status badges with monospace font ✅ Search functionality ✅ Light/Dark/Auto theme modes ✅ CSV export ✅ Stage history tracking ✅ Salary range display

Testing Results

Backend Testing: ✅ 17/17 tests PASSED (100% success rate)

• All API endpoints functional
• AI categorization working with GPT-5.2
• Business day calculations accurate
• Authentication flow working correctly
• Error handling proper

Future Enhancements

• Implement actual SendGrid email integration for summaries
• Complete in-app purchase flow with Apple/Google Store Kit
• Add push notification implementation
• Calendar integration for interview reminders
• Document upload (resume, cover letter)

Notes

• SendGrid integration is currently mocked
• In-app purchases are placeholder implementations
• The app uses Emergent LLM Key for AI features
• Business day aging excludes weekends only (not holidays)
• All AI features have fallback mechanisms for budget limits