My AI Chief of Staff Used to Have Office Hours. Not Anymore.
My AI chief of staff had one flaw: he only worked when my laptop was open. Here's what I built instead.
PieterBrinkman.com
Tech blog about IoT, ESP32, Azure, Sitecore, and Software Development
Latest posts
MCP: the live data layer your AI system is missing
None of that information was in the vault. No file listed Saturday's schedule. Charles didn't remember it. He looked.
CLAUDE.md is not a prompt. It's a Personal Operating System.
I didn't build CLAUDE.md to be smarter. I built it to run rules I wrote on a day I was thinking clearly, whether or not I'm thinking clearly today. Here's the structure behind it.
The vault: why the foundation matters before the AI does
I failed at GTD three times. The problem wasn't discipline. It was maintenance. Here's what changed when I stopped being the one doing it.
How I promoted my AI from chatbot to chief of staff
I gave my AI a name, a memory, and a set of rules. Here's what I built, and why it stopped feeling like a tool.
The skills layer: what compounding actually looks like
I said 'if I do it twice, I turn it into a skill.' Here's what that means in practice, and what happens when skills start chaining.
2025 Guide: Getting Started with ESPHome Device Builder in Home Assistant
Learn how to install and use the ESPHome Device Builder add-on in Home Assistant to flash and manage your ESP32 and ESP8266 devices.
Next.js Conf presentation online
Last week I presented at one of the largest developer conferences in the world; Next.js Conf. The video is now available on Youtube.…
SUGCON keynote recording available
The recordings of the SUGCON event are now available including the keynote that Jason and I delivered on Friday morning.…
Architecture guide to migrate from On-prem/PaaS to SaaS
Composable DXP is all the rage. Why is the industry moving towards SaaS and Composable architecture? What are the benefits of composable for customers? And…
Sharing my updates on Polywork
A lot of activities around my job and hobbies are not easy to share. I don't like sharing too much activities on LinkedIn and I don't want to write an…
Build a cheap water usage sensor using ESPhome and a proximity sensor
This article will provide you with a walkthrough on how you can build a water usage meter sensor that integrates with your Home Assistant for under 10 $/EURO…
Make your city heating (stadsverwarming) smart and connect it Home Assistant energy dashboard
Some places in the Netherlands have city heating. The intention is to reuse warmth from industry to heat your houses and get warm water. In theory this is a…
How to access the Align command with keyboard shortcuts in PowerPoint
I make a lot of presentations using PowerPoint and I'm also on the receiving end of a lot of presentation. I truly believe that a good presentations is not…
2022 update: Flash ESPhome on ESP32 ESP2866 NodeMCU board
UPDATE January 2026: This article is now outdated. ESPHome has introduced the new ESPHome Device Builder with a simplified workflow. Read the 2026 Guide:…
Guest speaker Sitecore Strategy Lunch
I've been invited to participate in Sitecore Strategy lunch of December. The strategy lunch is a informal table discussion. I will be talking about…
Konaverse podcast
I had the pleasure and honor to participate in the Konaverse Podcast series. The Konaverse Podcast series is not all about work, technology and industry it a…
Sitecore Composable DXP - Digital Bytes
This week I had the pleasure to talk with Himadri from Nishtech about Sitecore's SaaS journey and how we are moving to the Composable DXP.…
Introduction to the Composable DXP
If you follow the Digital Experience Platform DXP and web industry you've seen that the industry is slowly moving away from Platform DXP’s to something…
Keynote Virtual SUGCON on Sitecore & SaaS
I had the honor of opening SUGCON together with Rob. We presented on the future Strategy of Sitecore and our SaaS offering. Also did an introduction to the…