Treasury Payment Tracker Development

I'm looking for a treasury payment tracker that primarily tracks payment status for invoices and vendor payments.

Requirements:
- Track payment status for invoices and vendor payments.
- User-friendly interface.
- Secure data handling.
- Customizable alerts and notifications.

Ideal Skills and Experience:
- Experience in developing financial tracking tools.
- Strong UI/UX design skills.
- Proficiency in secure data management.
- Ability to provide detailed project proposals.

Please include detailed project proposals in your application.