Engineering Notes

Problems beyond the feature backlog

The work that keeps a platform healthy rarely ships as a feature: custom audits, batch automation, and the guardrails that stop a codebase and CMS from drifting. These are notes on that kind of engineering — each one running in production today.

01observability.frontend

In productionObservability7 min read

Observability for an SEO-Critical Frontend Platform

No more flying blind between deploys — Core Web Vitals, server-side data calls, cache hit-rate, and third-party script errors surface in Sentry before they cost users or rankings.

CWV green at p75Third-party errors isolated99.8% cache hit rate

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02automation.cms

In productionAutomation6 min read

Batch-Editing Contentful Entries at Scale

Editors no longer hand-edit hundreds of entries to make one change. A targeted script applies it everywhere at once — validated in Testing, then run in production.

Hundreds of entries per runBuilt for marketingProduction ready

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03audit.cms

In productionAudit5 min read

Auditing Contentful Studio Atom Usage

No more guessing which pages depend on a component before removing it. One script maps every atom to the experiences that use it, so old versions retire safely.

Every experience scannedUsed by marketingExcel per environment

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