UI/XD Upgrade & Mobile App Design

I'm looking for a skilled designer to enhance an existing XD design and create a mobile application design inspired by it.

Requirements:
- Improve user interface elements and user experience flow
- Add missing User Dashboard screens
- Define prototypes for navigation between pages
- Design should be professional and corporate

Ideal Skills and Experience:
- Proficiency in Adobe XD
- Strong UI/UX design skills
- Experience in mobile application design
- Attention to detail and a professional aesthetic

Please provide a portfolio showcasing relevant work.