Architect
Dec 28, 2022 · Backend Development
Design and Implementation of Pickup Code Generation and Write‑off Logic for SaaS E‑commerce Platforms
This article explains the end‑to‑end design of a pickup code system—including simple single‑table implementation, sharding‑aware multi‑database strategies, code generation algorithms, concurrency handling with distributed locks, and practical solutions to common pitfalls—targeted at SaaS e‑commerce back‑ends.
Distributed LockOrder ManagementSaaS
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