Notes from the field
Blog
Experience, opinions and lessons from product leadership, agentic engineering, AI and web. Written by me, not by a content team.
Product-Market Fit: The Three Misdiagnoses I See Most Often
Most products that supposedly have no product-market fit have a different problem. Three misdiagnoses from real projects, how to tell them apart, and one case ...
Read more → 
Client Brief or Delivery Spec: What the Difference Costs in Practice
The difference is explained in one sentence and still gets mixed up constantly. What each requirements specification document actually does, which section rescues projects, and ...
Read more → 
Requirements Management: What Survives After 1,000 Acceptance Criteria
Over the past few years I have written more requirements documents as an interim product manager than I care to admit, including one project with ...
Read more → 
What Claude Code Actually Costs: Six Months of Real Invoices
Plenty gets written about agentic engineering, almost nothing about what it costs to run. Here are my invoices from six months: 180 euros a month, ...
Read more → 
Digital Transformation Consultant for Mid-Sized Companies: Why I Am Not One (and What Works Instead)
I regularly get asked to work as a digital transformation consultant, and my answer is usually: that is not how I work. Digital transformation happens ...
Read more → 
I Gave My Mac mini a Discord Account. Then I Had to Teach It When to Stop.
I run Claude Code sessions on a headless Mac mini and start them from my phone via Discord. The setup took one evening, teaching the ...
Read more → 
