Tilda and Saby Presto: how we synchronize inventory through a stop list instead of a catalog

▤ Summary

The article explains how Tilda and Saby Presto synchronize inventory balances using a stop-list approach instead of syncing a full catalog. It describes the CommerceML 2.07 integration flow, including webhook handling, HTTP polling, file uploads, and progress checks. It also details engineering choices such as signature-based diff detection, force-push safeguards, and concurrency control to keep syncs reliable. The piece highlights how the team reduces payload size and API load while keeping stock data consistent across both systems.

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