ExpressionEngine

JD Tech

Jan 31, 2023 · Backend Development

Architecture and Configuration Design of the Transaction Fulfillment Order Center

This article details the architecture, data model, configurable workflow, and implementation techniques of JD Tech's Transaction Fulfillment Order Center, illustrating how a modular, high‑throughput backend system supports billions of annual orders across multiple business scenarios through configurable templates, expression engines, and MQ‑driven data flows.