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ACME-2003: Spike for Checkout Service reliability improvement 03

jira
checkout
aeccc9f78c6a

jira/acme-2003-checkout-spike.md

ACME-2003: Spike for Checkout Service reliability improvement 03

Date: 2025-07-14 Type: Spike Priority: P0 Service: Checkout Service Owner: Commerce Platform GitHub References: GH-2003, GH-2004 API References: API-CHECKOUT-01, API-CHECKOUT-02, API-CHECKOUT-03, API-CHECKOUT-04

Business Context

Acme Commerce depends on the Checkout Service to protect customer trust during high-volume shopping periods. This ticket captures engineering work needed after operational reviews found risk from misconfigured feature flag targeting a broad customer segment.

Scope

  • Review service contract behavior against API-CHECKOUT-04.
  • Update dashboards and alerts owned by Commerce Platform.
  • Coordinate rollout with the teams that operate Authentication Service, Checkout Service, Billing Service, Inventory Service, and Notification Service.
  • Link implementation work to GitHub items GH-2003, GH-2004.

Definition of Done

  • Tests cover nominal, timeout, replay, and malformed payload scenarios.
  • Runbook steps are updated and validated in staging.
  • Incident review owners can cite this ticket as remediation evidence.