Catalin 🧪 @catalincodes.com · 11/08/2026Nice talk about building a system 🏗️ around an agent 🤖 by @angiejones.tech www.youtube.com/watch?v=ZD9-...youtube.comBuild Systems, Not Code - Angie Jones, Agentic AI FoundationYouTube video by AI Engineer 000
Catalin 🧪 @catalincodes.com · 29/06/2026This one was really interesting! The PI harness architecture explained 🧑🏫. Thanks Alejandro_ao for this! 🙏 www.youtube.com/watch?v=gTeu...youtube.comPI Architecture EXPLAINED | Agent Loop, Tools, TUI and MoreYouTube video by Alejandro AO 000
Catalin 🧪 @catalincodes.com · 16/06/2026TIL about the new-ish `linear()` function in CSS. There is a future in which I'll stop using `framer-motion` ... at some point 😁. Thanks @joshwcomeau.com for the post: www.joshwcomeau.com/animation/li...joshwcomeau.comSprings and Bounces in Native CSS • Josh W. ComeauThe “linear()” timing function is a game-changer; it allows us to model physics-based motion right in vanilla CSS! That said, there are some limitations and quirks to be aware of. I’ve been experiment... 192
Catalin 🧪 @catalincodes.com · 15/06/2026Another great post by Christoph Nakazawa 📝, this time on DevEx Principles. If you work in DevEx, you might find this useful to guide your effort ⚡. cpojer.net/posts/princi...cpojer.netPrinciples of Developer ExperienceCheck out five principles of DevX. 000
Catalin 🧪 @catalincodes.com · 11/06/2026Really good read on Modern Engineering Values 📚. Feels grounded and relatable, not just AI slop, or leadership FOMO. Thanks for the article Christoph Nakazawa 🙏. cpojer.net/posts/modern...cpojer.netModern Engineering ValuesModern engineering values. 010
Catalin 🧪 @catalincodes.com · 04/06/2026I kept losing track of which Claude Code chat had the thing I needed 😅. So I built wwid - “What Was I Doing” 🔎 github.com/FunnyGhost/w... Fuzzy-pick any past chat - by name, PR, or project or prompt - and resume it from anywhere 🗺️. ```brew install FunnyGhost/tap/wwid```github.comGitHub - FunnyGhost/wwid: Find & resume Claude Code chats from anywhere (fzf picker)Find & resume Claude Code chats from anywhere (fzf picker) - FunnyGhost/wwid 000
Catalin 🧪 @catalincodes.com · 26/05/2026I finally got to reading this (thanks to Tamas Piros for writing it 🙏). trigger.dev/blog/10-clau... --- Useful stuff! Didn't know about the `--from-pr flag`trigger.dev10 Claude Code Tips You Didn't Know | Trigger.devSkills teach AI agents how to do specific tasks consistently. Learn how they work, what's inside them, and how agents discover and load them. 000
Catalin 🧪 @catalincodes.com · 18/05/2026This is so interesting! What would happen in a world inhabited by AI agents (🤖). www.emergence.ai/blog/emergen...emergence.aiEMERGENCE WORLD: A Laboratory for Evaluating Long-horizon Agent Autonomy — Emergence AIMost evaluations of AI agents look like exams: a discrete task, a clean environment, a score in minutes or hours. Emergence World is built for the opposite question—what happens when you let agents ru... 010
Catalin 🧪 @catalincodes.com · 06/05/2026What an amazing game! One of the best games I’ve ever played 🤩. Also, look how long it took me to finish it 😂 #expedition33 000
Catalin 🧪 @catalincodes.com · 08/04/2026Very well put by @mennocramer.bsky.social mennocramer.medium.com/the-rise-of-... "This is the world we’ve built, one that demands constant adaptation but refuses to acknowledge that adaptability isn’t free, isn’t equal, and isn’t something you can mandate in an all-hands meeting." This stuck👆mennocramer.medium.comThe Rise of AQMonday morning. Your team opens Slack to find that the tool you’ve spent six months building workflows around has been deprecated. New… 000
Catalin 🧪 @catalincodes.com · 23/03/2026I finally got around to read this, and oh boy. This is beautifully explained 😍. Thank you @addyosmani.bsky.social 🙏 addyo.substack.com/p/how-modern...addyo.substack.comHow modern browsers workA web developers guide to browser internals 0164
Catalin 🧪 @catalincodes.com · 23/12/2025What are Software Architects, after all 🤔. newsletter.pragmaticengineer.com/p/what-is-go... #softwarearchitecturenewsletter.pragmaticengineer.comWhat is good software architecture?What good architecture looks like, how to improve your skill at building it –and why Architects are not always the answer. Guest post by Matthew Hawthorne, who built large systems at Netflix & Twitter 010
Catalin 🧪 @catalincodes.com · 08/12/2025A great episode 🎙️ on productivity , individualism, taking responsibility, burnout, and the whole “everything is fine” thinking. The second half really rang true for me. overcast.fm/+AAL2mbHcPYU "You are worthy, just as you are"overcast.fmReThinking: Why are people acting like everything’s fine? with Rahaf Harfoush — Worklife with Adam GrantIn our rapidly changing world, it might make you feel crazy to look around and see others going about life as usual. There’s actually a term for this phenomenon: hypernormalization. In this episode, A... 010
Reposted by Catalin 🧪The New York Times @nytimes.com · 06/12/2025In @nytopinion.nytimes.com The danger of Netflix buying Warner Bros. “is not annihilation but centralization,” Roy Price writes in a guest essay. “When two of the most important sources of premium programming are combined, the marketplace loses an entire programming philosophy.”nyti.msOpinion | If Netflix Eats Warner Bros., It Will Be the End of HollywoodThe demise of Hollywood has been predicted many times. If Netflix is allowed to acquire Warner Bros., it might actually happen. 2211830
Catalin 🧪 @catalincodes.com · 25/11/2025Some smart stuff in here. A bunch of it flew over my head 🧠 . It does feel a bit too magical though 🤔 blog.cloudflare.com/capnweb-java...blog.cloudflare.comCap'n Web: A new RPC system for browsers and web serversCap'n Web is a new open source, JavaScript-native RPC protocol for use in browsers and web servers. It provides the expressive power of Cap'n Proto, but with no schemas and no boilerplate. 010
Catalin 🧪 @catalincodes.com · 20/11/2025Specificity strikes again! The Big Gotcha With "starting-style" by @joshwcomeau.com www.joshwcomeau.com/css/starting... #cssjoshwcomeau.comThe Big Gotcha With @starting-style • Josh W. ComeauCSS has been on fire lately, with tons of great new features. @starting-style is an interesting one; it allows us to use CSS transitions for enter animations, something previously reserved for CSS key... 010
Catalin 🧪 @catalincodes.com · 19/11/2025Pretty interesting. Trying to "rephrase" the editor to be agent centric, not project centric 🤔 #GoogleAntigravity www.youtube.com/watch?v=nTOV...youtube.comLearn the basics of Google AntigravityYouTube video by Google Antigravity 000
Catalin 🧪 @catalincodes.com · 13/11/2025Clear explanation of the big O, in a beautifully written article 😍 by @samwho.dev samwho.dev/big-o #engineeringsamwho.devBig OA visual introduction to big O notation. 010
Catalin 🧪 @catalincodes.com · 25/09/2025The insidious effect of workslop is that it shifts the burden of the work downstream, requiring the receiver to interpret, correct, or redo the work. In other words, it transfers the effort from creator to receiver. hbr.org/2025/09/ai-g...hbr.orgAI-Generated “Workslop” Is Destroying ProductivityDespite a surge in generative AI use across workplaces, most companies are seeing little measurable ROI. One possible reason is because AI tools are being used to produce “workslop”—content that appea... 000
Catalin 🧪 @catalincodes.com · 11/06/2025Nice tutorial on how to write a reusable Text Streaming Animation hook 🪝 for #React by @samselikoff.com www.youtube.com/watch?v=vgIC...youtube.comAnimate streaming text with a one-line hookYouTube video by Sam Selikoff 020
Catalin 🧪 @catalincodes.com · 30/04/2025I really loved this talk by @aaronfrancis.com on how to bet on yourself, and some small tips on dealing with Impostor Syndrome. Thank you for the amazing content 🙏 www.youtube.com/live/SDuvi5e...youtube.comEpic Web Conf 2025 Live 🔴YouTube video by Epic Web Dev 000
Catalin 🧪 @catalincodes.com · 29/04/2025This post about the AbortController really blew my mind 🤯 kettanaito.com/blog/dont-sl... by Artem Zakharchenko. Thanks for the write-up 🙏kettanaito.comDon't Sleep on AbortControllerLearn how to make anything abortable in JavaScript. 000
Catalin 🧪 @catalincodes.com · 22/03/2025Really nice tutorial 👨🏫 on how to create a clean frosted glass 🪟 effect with #CSS, by @joshwcomeau.com : www.joshwcomeau.com/css/backdrop...joshwcomeau.comNext-level frosted glass with backdrop-filter • Josh W. ComeauGlassy headers have become a core part of the “slick startup” UI toolkit, but they’re all missing that final 10% that really makes it shine. In this tutorial, you’ll learn how to create the most reali... 120
Catalin 🧪 @catalincodes.com · 18/03/2025"Great software design looks underwhelming". Easier said than done, but still, a good guiding principle 🤓. Article by Sean Goedecke 📚 www.seangoedecke.com/great-softwa... #softwarearchitectureseangoedecke.comGreat software design looks underwhelming-- 000
Catalin 🧪 @catalincodes.com · 07/03/2025Really good intro to `container-queries` by @joshwcomeau.com 🤓 www.joshwcomeau.com/css/containe... #cssjoshwcomeau.comA Friendly Introduction to Container Queries • Josh W. ComeauIt’s been a couple of years since container queries started landing in browsers… so why isn’t anyone using them? It turns out that container queries are kinda tricky; they’re not as straightforward as... 021
Catalin 🧪 @catalincodes.com · 18/01/2025Hello humans! 🤖 Together with @vercel.com and @neondatabase.bsky.social, @mirohq.bsky.social is hosting a JavaScript Meetup! 🗓️ When: 5th of February, 18:00 📍 Where: Miro office in Amsterdam This will be a fun, nerding-out event 🤓, so why miss it? More info and RSVP here: partiful.com/e/NYuBnyeqsw...partiful.comRSVP to Vercel+ Amsterdam Meetup | PartifulAmsterdam! We're coming to you! Vercel is partnering with Neon and Miro to bring you the winter meetup. Hosted in the Miro offices, we're going to have talks, networking, and lots of food! Full agen... 020
Catalin 🧪 @catalincodes.com · 11/12/2024Super excited to have my first talk...ever 😁. It will be at AmsterdamJs, and I'm gonna talk about Feature Flags 🚩. If it sounds interesting, please join me this Thursday 🗓️, 12th of December, at the Miro office 📍 in Amsterdam 🤓 @jsnation.gitnation.org 120
Catalin 🧪 @catalincodes.com · 07/11/2024Now this is pretty cool! 🤩. You can customize how valid/invalid inputs look like AFTER the user interacted with them, using the :user-valid and :user-invalid pseudo-classes. #CSS is awesome! 🚀 More info here: web.dev/articles/use...web.devThe :user-valid and :user-invalid pseudo-classes | Articles | web.devAbout the :user-valid and :user-invalid pseudo-classes and how to use them to improve the user experience of input validation. 000
Catalin 🧪 @catalincodes.com · 17/10/2024If you need ideas on how to use the CSS `:has` selector, here's some help from @joshwcomeau.bsky.social #css buff.ly/3zdzNZvbuff.lyThe Undeniable Utility Of CSS :has • Josh W. ComeauOf all the latest and greatest CSS features, the “:has” pseudo-class wasn’t exactly at the top of my wishlist. Once I started using it, however, I kept discovering incredible things I could do with it... 010
Catalin 🧪 @catalincodes.com · 12/10/2024Another way for thinking about Threads in Node.js: buff.ly/3ZSQZhX #nodejsbuff.lyNode.js is Not Single-ThreadedNode.js is known as a blazingly fast server platform with its revolutionary single-thread... 001
Catalin 🧪 @catalincodes.com · 12/10/2024Here's a hot take, which I kinda agree with 😅 buff.ly/484FKF3 #Frontendbuff.lyWhy is prisma orm bad?Today, I was discussing with a friend which PostgreSQL client (ORM) he should use. Choosing the best... 010
Catalin 🧪 @catalincodes.com · 12/10/2024A brief look into `chezmoi`, a GNU `stow` alternative: buff.ly/4017GHP #dotfilesbuff.lyAutomate Your Dotfiles with ChezmoiWhen it comes to your terminal, configuration can make be the difference between frustration or a flow state. This means managing your dotfiles is critical for every developer. By the end of this tuto... 000
Catalin 🧪 @catalincodes.com · 12/10/2024Finally a good post on why Experiments and Config Flags do not belong together. Thanks 🙏 buff.ly/3zWC9fObuff.lyWhat’s Wrong with Feature Flags?Engineering and Growth teams aren't speaking the same language 000
Catalin 🧪 @catalincodes.com · 08/10/2024This kinda broke my brain a bit 😵💫 , but here's a thorough read on building an "undo/redo" system: dev.to/isaachagoel/... #frontenddev.toYou Don't Know Undo/RedoLook at the gif below. It shows a proof-of-concept implementation of collaborative undo-redo,... 020
Catalin 🧪 @catalincodes.com · 29/08/2024Interesting paper on how Google does system design 🤓 sre.google/workbook/non... #SREsre.googleChapter 12 - Introducing Non-Abstract Large System Design, Google SRE Book 000
Catalin 🧪 @catalincodes.com · 20/08/2024Thank you @joshwcomeau.bsky.social for explaining the `useDeferredValue` hook so well. Nice and clear 🤩. www.joshwcomeau.com/react/use-de... #react #frontendjoshwcomeau.comSnappy UI Optimization with useDeferredValueuseDeferredValue is one of the most underrated React hooks. It allows us to dramatically improve the performance of our applications in certain contexts. I recently used it to solve a gnarly performan... 010
Catalin 🧪 @catalincodes.com · 12/07/2024I really like this take on Tech Debt 💸 “Tech debt is like fast food. It is ok when you have no better choice, but one needs to do the workout to reduce its negative side effects.“ blog.alexewerlof.com/p/tech-debt-...blog.alexewerlof.comWe invested 10% to pay back tech debt; Here's what happenedWhy and how we continuously invested the team bandwidth to pay back tech debt and what were the results? 000
Catalin 🧪 @catalincodes.com · 12/07/2024Great post on UI Density matthewstrom.com/writing/ui-d... if you’re interested on crafting better user interfaces 🤓matthewstrom.comUI DensityI speak and write about design, front-end code, leadership, and (occasionally) math. 000
Catalin 🧪 @catalincodes.com · 21/06/2024Super useful list of latency numbers for different parameters 🤓 . Thanks @vercel.com 🙏 for sharing. vercel.com/blog/latency...vercel.comLatency numbers every frontend developer should know – VercelLatency numbers every web developer should know 000
Catalin 🧪 @catalincodes.com · 11/06/2024Interesting read: navigating the future of frontend @femastery ⛵https://frontendmastery.com/posts/navigating-the-future-of-frontend/ 000
Catalin 🧪 @catalincodes.com · 06/06/2024If you want to better understand the color 🎨 of your website/app, this is the perfect explanation 👌 . learnui.design/blog/color-i... by @erikdkennedylearnui.designColor in UI Design: A (Practical) FrameworkThe importance of color variations · Darker vs. lighter variations · Analyzing the real world · The Rules (in HSB) · Luminosity · The Way of Color 000
Catalin 🧪 @catalincodes.com · 03/04/2024I totally agree, even though I don't always respect it 😅 . Stick to boring, and THEN add something "fresh": addyo.substack.com/p/stick-to-b... by Addy Osmani 000
Catalin 🧪 @catalincodes.com · 02/04/2024We're taking a break from our usual front-end posts, to talk a bit about Experimentation, and why I'm excited 🤩 about it: catalincodes.com/posts/experi... #experimentation 010
Catalin 🧪 @catalincodes.com · 19/03/2024My team at Miro is looking for a Product Manager. Are you the one who'll help shape our Iteration Platform? It's fun! 🎢 miro.com/careers/vaca...miro.comSenior Product Manager (Iteration Platform) - Amsterdam, NL | Miro Careers 010
Catalin 🧪 @catalincodes.com · 01/03/2024A bunch of very smart people 🤓 talking about the future of front-end 🌐 @ryansolid.bsky.social @danielroe.dev @mgechev.bsky.social @shairez.bsky.social at DevWorld 🌍 #FrontEnd 010
Catalin 🧪 @catalincodes.com · 01/03/2024@shairez.bsky.social talking about UX, DevX and other good stuff at #DevCon 000
Reposted by Catalin 🧪Josh W. Comeau @joshwcomeau.com · 22/02/2024One of my favourite lil’ tricks: I use different favicons in development and production, so that I can quickly tell which is which. Here's what I use on my blog: 4573
Catalin 🧪 @catalincodes.com · 12/02/2024Very useful breakdown of tradeoffs of Client Side Experimentation 🧪 by Ryan Lucht medium.com/@ryan.lucht/...medium.comClient-Side Experimentation Is Becoming More CostlyUpdate: Since this article’s original publication, I’ve joined Eppo — a next-gen experimentation platform with a novel approach to enabling… 010
