Shopify Dev
Shopify Idempotency Strategies: A Developer's Survival Guide (opens in a new tab)
A developer's guide to idempotency strategies in Shopify for building robust and reliable integrations
DEV.to Shopify· May 5, 2026· 9/10
From the article
You built a Shopify integration. It works great. Until it doesn't. A customer's network drops right after the checkout POST fires. They refresh. The browser retries. Shopify receives two identical order creation requests. You now have a double order, a double charge, and a very confused customer. This is an idempotency problem. And it is more common than most Shopify developers expect. What Is Idempotency in a Shopify Context? An operation is idempotent if running it once or a hundred times…
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