OnXeon Journal

Building Long-Term Maintainable Enterprise Integrations

A practical model for keeping integration systems stable after go-live and through ongoing platform change.

Contract Discipline

Version APIs and schemas with explicit deprecation windows. Avoid breaking field-level changes without consumer compatibility testing.

Observability and SLOs

  • Define SLOs for sync latency and failure rate
  • Alert by business impact, not only by technical error count
  • Track error trends by integration endpoint and version

Support Handover Quality

  • Runbook with common failure patterns and fixes
  • Ownership matrix by workflow and endpoint
  • Recovery steps with rollback guidance

Quarterly Integration Health Review

Review contract drift, alert noise, unresolved exceptions and dependency lifecycle. This keeps integration debt from accumulating quietly.

Improve Integration Maintainability