Android Loan Repayment Calculator App

I need a simple, minimalistic mobile app on Android that will serve as a loan repayment schedule calculator.

Requirements:
- Loan repayment schedule calculation
- Android platform only
- Simple and minimalistic design

Ideal skills and experience:
- Mobile app development, specifically for Android
- Experience in creating financial calculation tools
- UI/UX design skills for minimalistic interfaces

I'm looking for a developer who can deliver a clean, user-friendly app. Please provide samples of similar work.