Expense Tracker App Design

I'm looking for a professional mobile app designer to create an expense tracking app for both iOS and Android platforms. The design should be minimalist, professional, and user-friendly.

Key Requirements:
- Primary function: Expense tracking
- Platforms: Both iOS and Android
- Design style: Minimalist and professional

Ideal Skills and Experience:
- Proven experience in mobile app design
- Strong portfolio showcasing minimalist and professional designs
- Proficiency in design tools like Sketch, Figma, or Adobe XD
- Understanding of both iOS and Android design guidelines
- Ability to create user-friendly and intuitive interfaces

Please share your portfolio with similar apps you've designed.