Shopify Theme Modification

I am looking for a freelancer who can help me with layout adjustments for my Shopify theme.

Specific requirements:
- I need the freelancer to make changes to the layout of my Shopify theme
- The modifications should be mobile-friendly
- I will provide a reference for the desired layout adjustments

Ideal skills and experience:
- Proficiency in Shopify theme customization
- Experience with mobile-friendly design
- Ability to implement layout adjustments based on provided reference