Fifteenth
Lead Product Designer
About
Fifteenth is a personal tax service that combines a dedicated team of licensed experts with predictive technology to simplify complex individual taxes. It offers year-round planning, unlimited advice, and flat-fee pricing; the platform automates document intake, syncs with financial accounts, and forecasts liabilities (“Taxcasting”) to help avoid surprises—all with strong security and advisor partnerships.
My Contribution
- Project scope estimation
- Planning
- User flow
- User experience
- User interface and visual style
- Interactive prototype
- Interaction design
- Design system





