UI/UX Design Upgrade for POS Application

I'm looking for a talented UI/UX designer who can help me upgrade my existing POS application with Material 3 and enhance the overall user experience. The project involves not only a visual overhaul but also the inclusion of new features and support for multiple device platforms.

Key Responsibilities:
- Redesign the POS application using Material 3
- Improve the user experience and visual appeal
- Incorporate a customer loyalty program
- Implement an inventory management feature
- Add a sales reporting capability
- Ensure the application is compatible with Desktop and Mobile

Ideal Skills:
- Proficiency in Material Design
- Strong UI/UX design background
- Experience in POS application design
- Cross-platform (Desktop, Mobile) design expertise
- Knowledge of customer loyalty program, inventory management, and sales reporting features.

Please provide examples of your previous work, specifically any related to POS systems, if available.