second-brainclaudeai-agents
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.
May 22, 202613 min read
PieterBrinkman.com
Working notes on AI, automation & what actually sticks.
How I actually use AI every day — systems, agents, and the honest failures in between.
Featured
Latest
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…
Feb 2, 202211 min readESPHome
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…
Feb 1, 20229 min readHome Assistant
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…
Jan 13, 20223 min readDaily Tip
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UPDATE January 2026: This article is now outdated.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:…
Jan 1, 20226 min readESPHome
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…
Nov 22, 20211 min readComposable DXP
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…
Nov 15, 20211 min readPodcast
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.…
Aug 29, 20211 min readComposable 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…
Jul 13, 20216 min readComposable DXP
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…
Apr 30, 20211 min readComposable DXP
Adding centerfire, increase and decrease to your smart Bellfire fireplace solution
In a previous article series I provided an overview and step by step instruction how to make your Bellfire fireplace with Mertik Maxitrol controller smart.…
Mar 22, 20213 min readESPHome