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ACME-5004: Task for Notification Service reliability improvement 04

jira
notification
3554ee3cb7f9

jira/acme-5004-notification-task.md

ACME-5004: Task for Notification Service reliability improvement 04

Date: 2026-05-11 Type: Task Priority: P0 Service: Notification Service Owner: Engagement Platform GitHub References: GH-5004, GH-5005 API References: API-NOTIFICATION-01, API-NOTIFICATION-02, API-NOTIFICATION-03, API-NOTIFICATION-04

Business Context

Acme Commerce depends on the Notification Service to protect customer trust during high-volume shopping periods. This ticket captures engineering work needed after operational reviews found risk from stale cache entries surviving a blue-green release.

Scope

  • Review service contract behavior against API-NOTIFICATION-01.
  • Update dashboards and alerts owned by Engagement 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-5004, GH-5005.

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.