Shopify Store Completion

I need someone to finish up my Shopify online shop so it can operate fully.

Key Tasks:
- Product pages
- Checkout process
- Design customization (Layout changes)
- Installing free apps
- Payment section

Requirements:
- Must be experienced in Shopify
- No encrypted text or encryption tools should be used
- Must follow how Shopify operates

Ideal Skills:
- Shopify store setup and customization
- Familiarity with Shopify apps
- Strong design and layout adjustment skills

Please ensure everything is editable within Shopify. Looking forward to your bids!