What is the relationship between Shopify and e-commerce in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

The e-commerce site made Shopify the go-to company for smaller vendors that want to sell products on Amazon.com and need to integrate their inventory and payment systems with those of the retailer's.

Answer: industry