Shopify Developer -- 2

I am looking for a Shopify developer to assist with the development of my online store.

Specific Features Needed:
- Custom theme development
- Payment gateway integration
- Product customization options

Product Listings:
- I will need assistance with product listing

Timeline:
- The project should be completed within a month

Ideal Skills and Experience:
- Proficiency in Shopify development
- Experience with custom theme development
- Knowledge of payment gateway integration
- Familiarity with product customization options
- Attention to detail for accurate product listing