Technical subjects.
Answers you can decide on.
Content for executives, IT departments, product leads and the teams that build and operate their digital tools.
20 articles
Blog & analysis
CTO, squad or expert reinforcement: which model should you choose?
Three ways of working together, three ways of splitting responsibility. How to pick the one that matches what you are actually missing.
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Production incident: what to prepare before you call
A short brief can save an hour on an incident. Here is what it contains — and what it must never contain.
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RTO and RPO: asking the right business questions before the architecture
Two numbers decide your continuity architecture. They are defined with the business, not in an infrastructure spreadsheet.
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Preparing a rebuild: the SEO decision checklist
Most traffic losses after a rebuild come from decisions taken too late. Here are the ones to settle during framing.
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What does an hour of downtime really cost?
A simple calculation is enough to settle a continuity budget. You just have to count what matters, and only once.
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An untested restore does not exist
Backups all succeed, until the day you try to restore. What a drill reveals, and how to run one without risk.
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Migrating to Kubernetes without stopping the business
A successful migration is invisible. It is prepared environment by environment, switched in stages, and always keeps a way back.
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Technical debt: measure it before raising it with management
Debt you cannot quantify stays a complaint. Translated into risk, delay and cost, it becomes a decision.
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Hiring or bringing in an expert: what lead time really changes
Between a three-month hire and reinforcement within days, the difference is not only the calendar: it changes what you can hand over.
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Private AI: what “sovereign” means technically
The word covers four very different requirements. Telling them apart avoids paying for a constraint you do not have — or forgetting one that matters.
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RAG: why your answers are wrong, and how to fix it
When a document assistant gets things wrong, the model is rarely to blame. The problem almost always sits before it.
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Automating a process: where humans must stay in the loop
Automating what is repetitive is easy. Deciding what stays validated by a person is the real design work.
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Core Web Vitals: the three projects that actually move the needle
Many optimisations cost a lot and change nothing. Three projects concentrate most of the measurable gain.
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URL migration: the redirect plan that avoids the collapse
Changing addresses is a routine and brutal operation. What makes it safe fits in four rules and one mapping file.
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A fast website starts with less code
Before optimising loading, ask what needs to exist at all. Most pages ship an application in order to display text.
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Taking over an existing project: the ten entry checks
Before writing the first line, ten checks say whether the takeover is feasible, expensive, or impossible as things stand.
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APIs: evolving without breaking your integrations
A published API is a contract. Evolving it takes fewer versions than discipline about what is guaranteed.
Read the article ↗Incident response: collect the evidence before cleaning up
Cleaning a compromised server without looking for the entry point guarantees a repeat. The order of the steps matters more than their speed.
Read the article ↗Hardening an exposed server: the minimal list that changes everything
Reducing the exposed surface costs little and removes most attempts. Six measures, in order, and one frequent trap.
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Paid search: connecting media budget to genuinely useful enquiries
An ad account optimised on the wrong conversions spends efficiently for a useless result.
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