Articles | Emil Hernaez

Articles

Notes on APIs, automation, monitoring, and business systems.

A place to publish practical write-ups about integration work, workflow design, and the engineering decisions behind reliable operations.

API IntegrationApr 22, 20265 min read

A practical look at field mapping, validation, retries, and monitoring when one business system hands data to another.

REST APIWebhooksValidationOperations

AutomationApr 18, 20264 min read

Where n8n works well, where it needs structure, and how to keep workflows understandable as they grow.

n8nAutomationWorkflowsMonitoring

OperationsApr 10, 20264 min read

Why alerts, trend checks, and failure visibility should be part of the initial build instead of a later fix.

MonitoringAlertsPostgreSQLReliability