Pexpenses – Personal Expense Tracker

Pexpenses is a web application that helps users track and manage their personal expenses. It provides a clean interface to log, search, and organize transactions, with features designed to ensure both usability and security.

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Features

Core Functionalities

• Add, edit, and delete transactions (amount, date, category, description, tags)
• Filter and search transactions by multiple criteria
• Secure password reset via email link redirection and token.

Technical Features

• JWT-based authentication
• Session management
• Email service for password recovery
• CSRF protection using csurf with secure cookies and custom headers
• XSS sanitization using xss-clean middleware
• Cookie-based session handling with cookie-parser
• CORS configured for Angular: allows cross-origin requests only from the frontend (localhost:4200) and supports credentialed sessions (cookies)

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🛠 Tech Stack

• Frontend: Angular, TypeScript, Ag-Grid
• Backend: Express.js
• Database: MongoDB (Mongoose)
• Tools: MongoDB Atlas, Postman, GitHub

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Architecture

Modular architecture with:

• REST API built with Express
• Frontend powered by Angular
• MongoDB

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Development Notes

• Agile methodology with kanban board
• Manual testing for functionality, UI flow, and basic security
• Some UI pages include template placeholders to be removed later (e.g. register form)

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🔭 Next Steps

• UI/UX improvements
• Budget goals, alerts, and insights diagrams

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