Writing

Field notes from production.

Performance, Hyvä and checkout — written from real engagements, with the numbers kept in.

Performance · 2026-06-12 · 7 min

Magento TTFB: from 1.8s to 180ms, step by step

A UK retailer's warm-cache TTFB was stuck at 1.8 seconds. Here is the exact diagnostic order and the four fixes that brought it down 10×.

Hyvä · 2026-06-12 · 6 min

Luma to Hyvä: what actually breaks, and how to plan for it

After 25+ Hyvä builds, the failure points are predictable. A practical pre-migration checklist for store owners and agencies.

Hyvä Checkout · 2026-06-12 · 5 min

The clean way to add a custom field to Hyvä Checkout

Magewire components make checkout fields dramatically simpler than Luma's KnockoutJS — once you know the pattern. A delivery-date example.