Jan Ouwens

@jqno.nl

136 Followers 65 Following

Developer ◦ Java/JVM ◦ EqualsVerifier ◦ speaker ◦ @yoink.nl but opinions mine ◦ 👨‍👩‍👧 ◦ 🇳🇱🇪🇺 ◦ 🖖🏻 ◦ 💚 ◦ 🇺🇦🌻 ◦ he/him

Adrian Belew shouts "I like it!!" at the end of Indiscipline (which was also the end of the show)
A picture of...me??
My story in the printed edition of the Java Magazine
Advertisement for my Lego Tilburg Skyline model, on AliExpress. It could be yours for € 53,69!
Promo picture for my talk at J-Fall: "Less is more: reduce $ and CO₂ to improve performance 🚀 and joy 🥳", November 6th 2025, Pathé Ede
My "Watch later", I mean "Later bekijken" playlist on YouTube with a bunch of Devoxx videos with Dutch titles
Screenshot of a piece of GitHub diff saying "Load diff - Large diffs are not rendered by default."
Three GitHub notification mails, with the tag [SUSPECTED MARKETING] added to them for no reason
A newspaper article about how Tilburg's new mayor will be elected, with a huge picture of my Lego Tilburg skyline above it
Me, holding my Lego model of the Tilburg skyline
Heating systems in Europe are unique and have a variety of hardware and software requirements that make it challenging to build for the diverse set of homes. Therefore moving forward we’ll no longer launch new Nest thermostats in Europe.
Our kitchen Lego shelf, with the Love sign, some city skylines, the Yellow Submarine, and more. There are more such places in our house 😅
A Voxxed Days Amsterdam promo pic on the left, my portrait on the right with the title of my talk below it
It's an unflattering version of Trump, made out of Lego. I push it from the counter and it falls to pieces, in a way very similar to my faith in the US to be a force of good in the world
A screen recording from Jira where the `+ Add` button has a pulsating purple border that attracts all attention away from the text that actually matters
My git-wrapped for 2024: Universal Rank: Top 2% Longest streak: 13 days Total commits: 1364 Most active month: November Most active day: Thursday Stars earned: 886 Top language: Java Power level: Elite class
I'm speaking at J-Fall 2023! "How Java annotations work" Thu, 09/11/2023 12:45 - Ede, Netherlands
A rendering of my minimalistic Star Trek cast in Lego