Purchase Screen Refinement and UI Design Enhancement

I am seeking a knowledgeable and creative UI designer to revamp my purchase screen. Based solely on its current state, your task will involve designing an intuitive and visually appealing layout.

Key responsibilities:
- Make sure that our screen will run on Ubuntu smoothly.
- Simplifying the purchase screen layout for better user engagement
- Enhancing the visual elements to make it more visually attractive
- Boosting its usability to provide a seamless user experience

Skills and experience required:
- Proven UI design experience
- An understanding of usability principles
- Strong knowledge of visual design elements
- Excellent problem-solving skills
- Ability to work independently based on feedback