WordPress Online Shop Refresh

I need to set up or refresh my online shop using WordPress. My old site is [https://shop.aeriot.my](https://shop.aeriot.my). It's not being maintained and needs a refresh for a minimal and straightforward online shop.

Requirements include:
- Improve design
- Enhance functionality
- Fix existing issues, including technical errors

Ideal Skills and Experience:
- WordPress expertise
- Experience with online shop design and functionality
- Strong problem-solving skills for fixing technical errors