Mobile App UI/UX Designer -- 2

I'm in need of a skilled UI/UX designer to create a visually appealing and user-friendly interface for my upcoming mobile app. The primary goal of this app is to increase sales, so the design should be optimized to encourage user engagement and drive conversions.

Key Responsibilities:
- Design a visually appealing and user-friendly interface for a mobile app
- Ensure the design is optimized to increase sales
- Collaborate with me to refine the design based on feedback
- Deliver high-quality work within the defined timeline

Ideal Skills and Experience:
- Proven experience in mobile app design
- Strong understanding of UI/UX principles
- Ability to create designs that drive user engagement and increase sales
- Excellent communication and collaboration skills
- Experience with e-commerce or sales-driven app design is a plus

Please provide a portfolio of your previous mobile app design projects, specifically those that have successfully improved sales.