Looking to Experienced Shopify Developer

I am looking for an experienced Shopify developer who can help me with my project. The ideal candidate should have expertise in custom theme development and be able to integrate payment gateways and provide product customization options.

Specific Requirements:
- Custom theme development for my Shopify store
- Integration of payment gateway
- Provision of product customization options
- Reference competitor website https://beautiful.store

Design:
- I have a precise idea in mind for the custom theme design and layout

Mobile Responsiveness:
- The site should be mobile responsive

Skills and Experience:
- Strong experience in Shopify development
- Proficiency in custom theme development
- Expertise in integrating payment gateways
- Knowledge of providing product customization options
- Ability to create a mobile responsive website

- Unlimited Training and Support for Bugs and any type of enhancement and improvement for 6 months from the date of launch.
- Need a freelancer who can work dedicated for next 5-6 days on the same.