Shopify Store Management Expert Needed

I need a skilled Shopify store manager to help with several key tasks.

Ideal Skills and Experience:
- Proven experience with Shopify
- Expertise in product addition and management
- Strong design skills to improve store aesthetics
- Knowledgeable in setting up payment and shipping options
- Experience in advertising across multiple platforms

Key Tasks:
- Adding and managing products
- Improving the store design
- Setting up payment and shipping options
- Advertising across all platforms, including credit card companies

Please provide examples of previous work and relevant experience.