Karlijn Löwik
@karlijnlowik.bsky.social
800 followers 310 following 170 posts
CEO & Co-founder @RUMvision | Simplifying web performance | Women in tech advocate | Toddler mom | International speaker | Lover of memes | Co-chair RUM W3C | Board member Mage-OS NL Feels like this bio is getting really long😅
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karlijnlowik.bsky.social
I'm confident I will. Through the years I've learned I'm a very animated speaker, the photos are often.. interesting?
karlijnlowik.bsky.social
Guess who was feeling creative and made a prize for @erwinhofman.bsky.social upcoming SEO Benelux quiz 😉
Reposted by Karlijn Löwik
tunetheweb.com
I mentioned before that we’re switching Lighthouse Performance audits to the new and improved Insights. The same Insights that you can see in DevTools Performance panel traces.

That’s happening in Lighthouse 13 due to be released very soon. Maybe even this week!
karlijnlowik.bsky.social
So, apparently I emoji wink in talks now😉 Both eyes, it's only fair😂
karlijnlowik.bsky.social
This is so cool, thank you so much!!
karlijnlowik.bsky.social
Had a great time as one of the speakers at #fronteers tonight. With @erwinhofman.bsky.social talking about web performance😀
karlijnlowik.bsky.social
Excited! Soo who's going with the Halloween theme in their slides? 🎃
karlijnlowik.bsky.social
Ok, this is funny (saw it on Reddit, apparently it's in London)
Stoplight in London, with sign which colour blind people can't read. For those who can it says: attention cyclist. If you read this you see the difference between red and green
karlijnlowik.bsky.social
Web Performance reunion, Rome edition with @gilbertococchi.bsky.social 😄
karlijnlowik.bsky.social
It was the feeling I had as well. Only I think it might have just been Google Translate or something, because it looked older than 1 year.

It did really, really overexplain everything though. So that points to AI
karlijnlowik.bsky.social
"The extremely pathetic expression on his face " TIL that the Italian explain signs really can be quite rude😅
Reposted by Karlijn Löwik
karlijnlowik.bsky.social
Pretty ancient stuff and amazing food. I love Rome 🇮🇹💗
karlijnlowik.bsky.social
On our way to Rome for Meet Magento Italy with @erwinhofman.bsky.social 🇮🇹🍕😄
karlijnlowik.bsky.social
Dead internet theory: business edition @thibaultleouay.dev 😂
karlijnlowik.bsky.social
Don't want LinkedIN to automatically train its AI on your data, switch it off here: www.linkedin.com/mypreference...

Not sure about the rest of the world, but if you don't switch it off it will start collecting in November for the Netherlands/ Dutch members.
Reposted by Karlijn Löwik
tunetheweb.com
Great post from @erwinhofman.bsky.social on webperf Interop proposals:

www.rumvision.com/blog/interop...

Upvote your favourite ones to let us know which are important to you!
Interop 2026: Key APIs for sitespeed & RUM
Real User Monitoring
www.rumvision.com
karlijnlowik.bsky.social
@fronteers.bsky.social conferce is back! Really excited that @erwinhofman.bsky.social and I get to join an amazing line-up and at a really awesome (cinema) venue this event. Who's joining us?
Upcoming event: fronteers dark mode, talk by Erwin Hofman and Karlijn lowik about Webperformance
karlijnlowik.bsky.social
Happy girl, nerdy parents😉
karlijnlowik.bsky.social
Right? I would too (would prefer it in a dress for myself, but still). She's going to love it, she likes the stickers a lot as well😄
karlijnlowik.bsky.social
Just bought this for the 4 year old on Vinted. Isn't it great? 😄
karlijnlowik.bsky.social
Congratulations! Looking forward to it!
Reposted by Karlijn Löwik
twnsnd.com
A little reminder: if you work in #webdev you should care about #webperf.

@perfnow.nl is *the* yearly conference, an opportunity to learn from the absolute best plus a super supportive and welcoming community.

Tickets will pay dividends in business impact.
perfnow.nl
performance.now(), the web performance conference, 30th and 31st of October, Amsterdam. Single track, the best speakers in the industry, plenty of your performance-mad peers around to have fascinating conversations. What's not to like? Let's introduce our speakers ...
perfnow.nl
performance.now(); 30th and 31st of October, Amsterdam
On 30th and 31st of October, 2025, the sixth edition of performance.now() will take place in Amsterdam—a single track conference, covering today’s most important web performance insights.
perfnow.nl