Jordi Villar

https://jordivillar.com

I build distributed data systems that operate at scale. What draws me to this work is understanding how things actually work, whether that's performance challenges at scale or diving deep into system internals.

Jordi Villar

Entries

  • 2026W30

    GPT 5.6 Sol Ran a Real Business—and Lost $447 — The part that stuck with me isn’t the zero revenue or the users going...

  • 2026W29

    Appaji - Software Engineer — The detail that got me is that you didn’t even need to run anything. Just opening the ta...

  • 2026W28

    @clickhouse/rowbinary: when your library is also a parser compiler — The framing that stuck with me is that the compi...

  • Back to coffee

    I gave up coffee because I started losing my sight. I was getting visual migraines, auras that would creep in until I...

  • 2026W27

    Ten years of ClickHouse in open source — The detail that stuck is the monthly drill where they deliberately shut down...

  • The Bear

    I didn’t expect The Bear to make me uncomfortable. Not because of the kitchen chaos or the screaming, and there’s ple...

  • 2026W26

    Building race telemetry for a ’92 Honda Accord — The RPM measurement bug is the part I keep thinking about. Reading f...

  • 2026W25

    There Are No Instances in atproto — overreacted — The RSS analogy is what makes the whole thing click. Counting Blues...

  • 2026W23

    Software Is Made Between Commits — The claim that stuck with me: “the conversation that generates the code is becomin...

  • How Lazy Container Loading Works

    A few weeks ago I read Modal’s post on truly serverless GPUs. They describe getting GPU container starts from many mi...

  • 2026W20

    We’ve made the world too complicated — The piece names something I keep circling back to — most of us operate daily w...

  • The Algorithm Behind Shazam

    I never really thought about how Shazam works. You hold your phone up, it tells you the song, you move on. Then I rea...

  • Act like what you want to be

    I used to roll my eyes at people who started a new sport and immediately bought all the gear. Day one of running and ...

  • 2026W13

    The Singularity Will Not Be Streamed — What makes this story land is the contrast. The Singularity doesn’t get stoppe...

  • Nobody Talks About the Hardware

    These days I’ve found myself reading about hardware shortage and how RAM, disk, and NAND manufacturers have all their...

  • Between jobs

    Currently I’m between jobs. Nothing special, a lot of people go between jobs. After working for several years on a fa...

  • 2026W10

    Nobody Gets Promoted for Simplicity — The Engineer A vs Engineer B comparison is painfully recognizable. A ships a 50...

  • 2026W07

    Hedonism and Entrepreneurship in Barcelona — A potential acquisition dies because a vegan exec unknowingly eats mayo ...

  • Four Years at Tinybird

    I worked at Tinybird for 4 years, 2 months, and 21 days. It’s been an incredible experience that taught me a lot abou...

  • 2026W05

    My AI Adoption Journey — The most practical thing here is the “reproduce your own work” phase: doing tasks manually a...