Shopify URL Structure Optimization

I need a Shopify expert to modify the theme code to change the overall URL structure. The goal is to include specific keywords in the URLs.

The keywords should be integrated into:
- Product pages
- Collection pages
- Blog posts

Ideal Skills and Experience:
- Proficiency in Shopify theme development
- Strong understanding of URL structures and SEO
- Experience with keyword integration in URLs
- Attention to detail and coding expertise