Billtrack App
Designing a seamless mobile billing application, invoice builder, and digital transaction framework for iOS & Android.

Volume of agency and freelancer payments transacted securely through the mobile application within the first quarter.
Accuracy score secured via the smart receipt scanner and automated tax calculation engine in the invoice editor.
Consistent rating achieved post-redesign due to frictionless billing workflows and optimized load speed.
Project Overview
The Billtrack companion mobile app bridges the workspace gaps for traveling consultants, designers, and site managers. It provides a simple workspace to monitor outstanding billing invoices, accept remote card/digital payments, and log invoice tracking receipts on the go.
As the Lead UI Designer, I crafted the full high-fidelity interface design. I built an end-to-end design system containing form elements, badges, states, and responsive charts, allowing the engineering team to iterate rapidly on Android & iOS components.
One-Tap Billing Flow
Optimized payment gateway and invoicing checkout stream designed to minimize mobile keyboard inputs.
UI Elements & Assets
Overview of input forms, status indicators, badges, and list components forming the core design system.
"Working with Mousin completely restructured our fintech UI standard. He established an elite, clean mobile system that looks stunning and simplifies billing paths for non-technical users. The App Store reviews and payment stats speak for themselves."