Hello,
I have gone through you job description, I completely understood your all requirement and ready to start work on it immediately.
--- Can you please provide me complete details like Url fo Current Website, CSV file etc So that I can check and move forward accordingly.
I have proven track record in Shopify, Already completed number of projects in Shopify and also have developed many custom modules, integrated various type of payment gateways, shipping modules and many more.
Already completed so many projects as similar to this one.
Looking forward to hear from you and also available on Skype for complete discussion.
Thanks & Best Regards.