Billing Application
Full stack system for managing customers and invoices, with authentication, payment tracking and a documented API.

Application developed to facilitate billing and customer management, created for small businesses and freelancers who need to organize their collections and maintain financial control.
The platform allows registering clients, managing bills, and tracking the status of each payment.
Main features
- User registration and login for secure access
- Customer registration and listing, with contact details and billing history
- Creation and management of invoices, including due dates and amounts
- Editing and deleting invoices as needed
- Detailed view of payments and the status of each invoice
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