Software etc.

How we brought our Rust CI from 20 minutes to less than 5 for Comper AI Disclaimer This post was written by GPT-Sol 5.6 mimicking my writing style.

Back in 2021 I was a bit down as a CTO of easee, but then decided to do what I do best: innovate.

This was a 1 hour round-table discussion with CTOs from Canada (TrueNorthCTO) on May 6th 2026.

A couple of weeks ago Dan Shapiro's blog post "The 5 Levels" (about Agentic Engineering) did the rounds.

This is a 30 minute talk I gave at the very first OpenAI Codex Meetup in Amsterdam on March 5th 2026.

Here's some insights about what the hiring process can look like from within a company.

This is a short story about one of the stupidest things I ever did in my professional life, namely, dropping a physical server from the top of the rack in a data center.

Over the years I've noticed a pattern when I'm developing software.

As I've written before, I've seen teams work in incredible burst of productivity.

Edit: since creating this post I've also created a video about this project on YouTube.

Last week I gave a 20 minute mini talk at M&I Partners in Zeist about the Future of Programming Systems, and how the work of architects and engineering teams will grow closer together in the future.

A couple of years ago I was asked to give a conference talk about software security.

Speed, I am Speed. -- Lightning McQueen Some thoughts about the impact of feedback loops in startups and software.

[ This is a part of "The Software That I Love", a series of posts about Software that I created or had a small part in ] 2018 - Mendix Cloud v4 - Part 2 - How to launch a complicated product Note: This was a multi-year mega project (at least for my standa…

[ This is a part of "The Software That I Love", a series of posts about Software that I created or had a small part in ] 2005 - Dat Narrenschip Around 2005 I started creating a website for my friend Jaap who deals in antique maps at datnarrenschip.nl I wr…

As of last year my wife manages her art framing shop in Soest.

Here's a short story about how I learned to innovate (a bit more) in regulated industries.

I'm taking some time to recharge after struggling as a startup CTO for 5 years (with lots of ups and down).

For most of us, life is the easiest and most comfortable it has ever been in all of history.

Last year multiple companies asked me for advice.

Years ago I was a Product Manager of a product with lots of teething troubles.

Here's a wake-up call to all CTOs: AI programming tools are getting freaking amazing and if you don't allow your teams to use them somehow, it will bite you in the ass in a couple of years.

Weird thought of the day.

The podcast hype train passed me by until late 2018.

I've always been a straight shooter.