Dev Finance

A responsive personal finance tracker built during Rocketseat's Discover Marathon.

Project goal

Practice fundamental frontend development by creating a browser-based application that records income and expenses and calculates the current balance.

Features

• Add and remove transactions
• Calculate income, expenses and total balance
• Persist data in browser storage
• Responsive layout

Technologies

• HTML
• CSS
• JavaScript
• Web Storage API

What I learned

• Manipulating the DOM with plain JavaScript
• Modeling and aggregating financial transactions
• Persisting state without a backend
• Building a responsive interface

Running locally

Open index.html in a browser.

Project status

This is a learning and experimentation repository. It documents the concepts practiced at the time and is not presented as a production-ready application.