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Journal

Notes from inside the work

Written by the engineers on the programme, published when there is something worth saying.

Engineering

Platform engineering is a product, not a project

If your internal platform has no users you can name, no adoption metric and no roadmap, you do not have a platform. You have a shared folder with opinions.

Miriam Okafor

Principal Engineer, Platform

18 Jun 2026 · 7 min read

Archive

Everything else

AI

Grounded, or nothing: what we require before shipping an AI feature

A checklist we apply to every AI system before it reaches a user. Most proposals do not survive it, which is the point.

Daniel Reyes · 8 min

Architecture

The cutover that never happens

Big-bang migrations are a risk-transfer mechanism: they move all the risk to a single weekend. There is a better shape.

Anna Lindqvist · 6 min

Governance

Evidence, not attestation

Compliance work is mostly the cost of proving something you already do. Generate the proof at the point the work happens.

Miriam Okafor · 5 min

Operations

What we refuse to automate

About a fifth of the processes clients ask us to automate should be deleted instead. Here is how we tell the difference.

Priya Raman · 5 min

Design

Designing for the 3am user

Clinical software is used by exhausted people under time pressure. That single fact should determine most of your interface decisions.

Tomas Wehrle · 6 min

One email a month. No roundups.

New writing, release notes and the occasional post-mortem.