Here’s a job posting you can use to find an experienced Shopify website designer to help make your home page banner mobile-friendly:
Job Description:

We are seeking an experienced Shopify website designer to optimize our home page banner for mobile devices. While our banner looks great on desktop, it currently does not adjust appropriately for mobile viewing, leading to a poor user experience.

Responsibilities:

    Review the existing home page banner design and functionality.
    Adjust the banner size and layout to ensure it is mobile-friendly and visually appealing across all devices.
    Implement any necessary changes within the Shopify platform, ensuring that the site remains responsive.
    Test the updated banner on various mobile devices to confirm optimal performance and appearance.
    Provide recommendations for any additional enhancements to improve mobile usability.

Requirements:

    Proven experience in Shopify website design and development.
    Strong understanding of responsive design principles and mobile optimization.
    Familiarity with HTML, CSS, and Shopify's Liquid templating language.
    Ability to troubleshoot and solve design-related issues efficiently.
    A portfolio showcasing previous work related to Shopify design.

How to Apply:

If you have the skills and experience we're looking for, please submit your application, including examples of previous work that demonstrate your ability to create mobile-friendly designs on Shopify.

Feel free to adjust any details or requirements to better match your specific needs!