Android Call Utility App UI/UX Design

I need a skilled UI/UX designer to create an intuitive and user-friendly interface for an Android call utility app.

Essential Requirements:
- Design launch screen
- Design accessibility screen
- Design tutorials
- Design ad verison/Premium subscription screen

Ideal Skills and Experience:
- Proven experience in Android app UI/UX design
- Strong portfolio showcasing similar projects
- Proficiency in design tools like Sketch, Figma, or Adobe XD
- Understanding of Android design guidelines and best practices

Looking for someone who can deliver a high-quality design within budget and on time. Please provide a portfolio with your bid.