Personal blog powered by a passion for technology.
· 2 min read · kafkaconfluentreplicator

A Helm Chart for Confluent Replicator

We recently finished a Kafka migration at Billie: moving from one Confluent Cloud cluster to another. For this kind of migration you need something boring and reliable: copy data from the old cluster …

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· 6 min read · ai-agentsclaude-codeopenclaw

I Built skillsync Because I Got Tired of Copying Agent Skills Around

I use several coding agents now. Claude Code. Codex. Pi. OpenClaw. They are different tools, with different strengths, but they all have one thing in common: they become much more useful when they …

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· 5 min read · aiagentsclaude-code

Skills Should Travel With the Work

I use Claude Code and OpenClaw a lot. Claude Code is where I spend focused engineering time: inside a repository, changing code, reading tests, opening PRs, fixing the thing in front of me. OpenClaw …

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· 6 min read · digital-legacydigitales-erbedigitaler-nachlass

My First German Talk Was About Digital Legacy

Yesterday I gave my first talk fully in German. Download the slide deck → Not a work presentation. Not a meeting update where you can hide behind English technical terms. A real talk, in front of a …

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· 1 min read · roborockmatterapple-home

Roborock Vacuum Cleaners Now Support Matter and Apple Home

Roborock has recently rolled out an update that many smart home enthusiasts have been waiting for: native support for the Matter protocol. This means you can now seamlessly integrate your Roborock …

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· 2 min read · devopseducationai

Why I Completely Rewrote My DevOps Course for 2026

For the last five years, I’ve taught a DevOps course at Harbour.Space University in Barcelona. The curriculum evolved naturally, but the core remained steady: version control, CI/CD, …

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· 1 min read · grafanaaiobservability

Grafana Assistant Now Available On-Prem: What It Means for SREs

Grafana Labs has just announced that their AI-powered Grafana Assistant is now available for on-premise environments, covering both Grafana Enterprise and Grafana OSS users. For SREs and platform …

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· 3 min read · aiproductivityagents

How I Read with My Personal AI Assistant

We all save more links than we can ever read. My “read later” queue used to be a graveyard of good intentions. Now, my personal AI assistant reads them for me. Here is the exact workflow I …

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· 2 min read · DORASREPrometheus

Announcing dora-exporter.dev: A Home for DORA Metrics

I’ve been maintaining dora-exporter for a while now, and it’s finally outgrown a simple README. The project has evolved from a basic Prometheus exporter into a full-scale tool for engineering …

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· 4 min read · leadershipstrategycommunication

Steve Jobs' 1991 Chalk Talk: A Masterclass in Strategic Communication

I recently watched a legendary internal “chalk talk” by Steve Jobs at NeXT Computer (around 1991). He stands in front of a whiteboard to explain a massive strategic pivot to his sales and …

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