Hey there,
Hope you are doing great!!
I have reviewed your JD and completely understood your requirements. I can surely help you with this project.
I would apprise you that I have extensive expertise in Shopify Store Development, SKU, Extension Development, 3rd Party Gateway/App/Plugin/Script Integration, PSD to Shopify Conversion and Theme Development.
Awaiting your affirmative response.
Regards,
Gaurav