Christian Grobmeier

@grobmeier
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Java Champion & ASF VP Data Privacy. I write and speak about code, ethics, and what it means to build systems that last.
Webhttps://grobmeier.de
GitHubhttps://github.com/grobmeier
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Impressumhttps://grobmeier.solutions/de/unternehmen/impressum.html
Stuck in SFO. Lufthansa cancelled the flight after 6 hours waiting. No hotel, no water, shops are closed. Currently 25h on my feet. 7 more until I can sleep in the aircraft. Disappointing
GitHub Day 0. Agentic #AI is everywhere in the US. #opensource can benefit from it, this talk says. But the speakers also say, devs will not be replaced—just accelerated.
I am currently in San Francisco to attend #Github Universe. So far, so good. I like the city.
It feels good when something is finished, and I just finished the article for the new Javapro magazine. It's about the history of #Log4j. Proud of it. Needed a lot of chocolate. Not from #Java though, but #Japan :)
This year is the year! After log4shell hit, I started again with #Java and #OpenSource related public talks. I want to take this more seriously now and plan to travel through Germany and visit JUGs or conferences. Usually, I travel at my own expense to attend community talks. Feel free to get in touch.
I grew up without books. No stories. No beautiful words. No education. At 16, I started to learn, and my now-wife, at 20, gave me her books. Today, at 46, it still hurts to look back. I am angry. My road was hard, far too hard. No one should have to walk on it.
For two long years, I studied #writing, and I practiced it too. After all this time, I might not be a better writer, but I have learned that good writers are. While #AI reflects the average of us all, good writers transcend every limit.

For my mental health, I usually refrain from commenting on politics. Today, I feel compelled to break this rule and speak out. In Germany, history revisionists yell their devoid phrases from the chancel, echoed by those who struggle with recent politics and are afraid of the future. Some tech companies explicitly allow their users to call others "mentally ill" who live differently. My voice may not stop the cruel rhetoric that hurt my friends and colleagues from minority communities.

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The feeling when you made your Rasperry blink the first time in your life… I have to admit, without the VS Codf extension I would have been lost. Step by step…

Spent the past year working with @pkarwasz on #Log4j. What started as patches turned into deep dives into #SBOM, VEX, and securing supply chains.

In 2025, we’re building a small #Maven-based tool to help #Java devs write more secure software. No big funding—just two folks in the trenches trying to get it right.

Let’s talk if your company’s digging into SBOM or #OpenSource #security. We’re happy to share insights or lend a hand!