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Neciu Dan

@neciudan.dev
299 followers 463 following 807 posts

Staff Software Engineer / Tech Co-Founder👨‍💻 / ReactJS Barcelona Organizer / Host of Señors at Scale podcast

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Reposted by Neciu Dan
Szymon Chudy @chudy.me · 29/09/2026
I’ve been talking about #DesignSystems quite a bit lately. Apparently, I’m not done yet 😅 After Code Europe and a chat with @neciudan.dev on Señors @ Scale, next stop: 4Developers in Katowice, Oct 8.
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Neciu Dan @neciudan.dev · 26/09/2026
Edition 30 of my newsletter is out 📬 Five community reads this week. My take on each one below 🧵 neciudan.dev/subscribe
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Neciu Dan @neciudan.dev · 25/09/2026
What a Design System Is Really For with Szymon Chudy @chudy.me (5’ video) If you enjoy this please Like and Subscribe (It helps) 🔥 🔥🔥 youtu.be/5n9NWu4xDGc
youtu.be
What a Design System Is Really For with a Netflix Engineer
YouTube video by Neciu Dan - The Señor Developer
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Neciu Dan @neciudan.dev · 24/09/2026
Dont skip this episode with @chudy.me Pure gold youtu.be/O1tzjZKzPpk
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Neciu Dan @neciudan.dev · 23/09/2026
@chudy.me on the latest Señors at Scale episode Full episode link: youtu.be/O1tzjZKzPpk
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Neciu Dan @neciudan.dev · 21/09/2026
New episode is up with @chudy.me Design systems yay youtu.be/O1tzjZKzPpk
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Design Systems at Scale with Szymon Chudy (Netflix) | Hawkins, Paved Roads, AI Migrations
YouTube video by Neciu Dan - The Señor Developer
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Neciu Dan @neciudan.dev · 21/09/2026
💬 "Design systems are slower than product. People are usually angry about that, but I think it's a feature, not a bug."- @chudy.me Listen now 👇 ▶️ YouTube: youtu.be/O1tzjZKzPpk 🎧 Spotify: open.spotify.com/episode/2R4pAOIYVX…
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Neciu Dan @neciudan.dev · 17/09/2026
⚛️ React 19.3 is out I've written about this before, but now it's official. Let's see what we get 👇
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Neciu Dan @neciudan.dev · 16/09/2026
💎 Zod is my favorite library (after React Query) Version 4.6 is out 👇 Here is what I am excited about in the update from @colinhacks.com
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Neciu Dan @neciudan.dev · 15/09/2026
New Episode is live!! Agentic Systems at Scale with Vilva Athiban (Omio) | MCP, Orchestration Agents&LLM Cost Optimizatio Full episode is here 👇 youtu.be/WXtrBMlJjQo
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Neciu Dan @neciudan.dev · 15/09/2026
I'm pretty passionate about CI, so of course I want to see where it's headed in the AI age. This piece by @anthropic.com got me giddy. Here is what I learned in the thread 👇 claude.com/blog/agentic...
claude.com
Agentic coding is straining CI. Here’s how we scaled test impact analysis at Anthropic | Claude by Anthropic
Our CI job volume increased 25x over 6 months. We patched our test selection service three times before finding a sustainable solution.
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Neciu Dan @neciudan.dev · 14/09/2026
youtu.be/WXtrBMlJjQo
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Agentic Systems at Scale with Vilva Athiban (Omio) | MCP, Orchestration Agents&LLM Cost Optimization
YouTube video by Neciu Dan - The Señor Developer
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Neciu Dan @neciudan.dev · 14/09/2026
"LLMs are made for token maxing. They are not made for efficiency." Vilva Athiban (@vilvaathibanpb.bsky.social), Lead AI Engineer at Omio, on how they rebuilt their agent backend on MCP and cut costs. New Señors at Scale episode 👇 youtu.be/WXtrBMlJjQo
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Neciu Dan @neciudan.dev · 13/09/2026
📬 Newsletter edition 28 just went out. Catch up here 👇 🎙️ New Señors @ Scale episode with Dan Abramov [@danabra.mov], on AT Protocol, Redux and the State of React www.youtube.com/watch?v=gtrG...
youtube.com
Decentralized Social Media at Scale with Dan Abramov (Vercel) | AT Protocol, Bluesky, Redux, React
YouTube video by Neciu Dan - The Señor Developer
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Neciu Dan @neciudan.dev · 12/09/2026
Last one I swear 😅 Mastadon vs BlueSky Debunking Misconceptions with Dan Abramov @danabra.mov youtu.be/t-Vq_y5Bmhc
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Mastodon vs AT Protocol Debunking Misconceptions with Dan Abramov
YouTube video by Neciu Dan - The Señor Developer
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Neciu Dan @neciudan.dev · 12/09/2026
In this clip Dan Abramov @danabra.mov explains the mental model behind ATProto 4’ watch but I highly recommend watching the whole podcast (Link in thread 🧵) youtu.be/LhPoAP3ZH8U?...
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Social Media Data Is More Than Just Your Followers with Dan Abramov
YouTube video by Neciu Dan - The Señor Developer
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Neciu Dan @neciudan.dev · 11/09/2026
My biggest takeaways from @danabra.mov, Redux co-creator, ex Meta and ex Bluesky engineer. We spent an hour on what AT Protocol actually is, why it scales, what it costs to own your data, and everything in between 10 takeaways in this thread 🧵 Watch it all here: youtu.be/gtrGsimXAVA
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Reposted by Neciu Dan
cityjsconf.bsky.social @cityjsconf.bsky.social · 11/09/2026
Three #CityJSAthens sessions to bookmark: system design; apps as the new tools; and AI-powered Cypress testing. With Dan Neciu (@neciudan), Pedro Rodrigues (@rodriguespn23) & Petros Plakogiannis (@peterplako). 21–23 Oct, Athens → athens.cityjsconf.org
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Neciu Dan @neciudan.dev · 11/09/2026
👀 @philippeserhal.com
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Reposted by Neciu Dan
Erik Rasmussen @erikras.com · 09/09/2026
📢 I'm officially looking for a new job. You hiring? Full time, remote from Spain, paid via EOR, IC, TypeScript, no crypto, support for 3-4 conference speaking gigs/year. Share plz. 🙏 DMs open.
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Neciu Dan @neciudan.dev · 09/09/2026
Have you listened to season premiere of Señors at Scale yet? @danabra.mov shares a lot of the nitty gritty details of how ATProto works I even learned how to spell it And hidden gems like State Management directly from the creator of Redux YouTube link: youtu.be/gtrGsimXAVA?...
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Neciu Dan @neciudan.dev · 09/09/2026
Vitest 5 is here! 🎉 🧪 53% faster on VM pools 🧪 You can replay a failed test step by step 🧪 Nested projects that inherit your root config And so much more You need Vite 6.4 and Node 22.12. vitest.dev/blog/vitest-5.html #Vitest #JavaScript #Testing #TypeScript #WebDev
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Neciu Dan @neciudan.dev · 08/09/2026
Check out Season 3 of Señors at Scale Decentralized Social Media at Scale with Dan Abramov (Vercel) @danabra.mov AT Protocol, Bluesky, Redux, React youtu.be/gtrGsimXAVA
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Neciu Dan @neciudan.dev · 08/09/2026
🪙 5 things you can implement today to lower your Claude Tokens Bill 1️⃣ Reasoning effort is set per developer. Commit .claude/settings.json with "effortLevel": "medium" and every session starts at medium.
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Neciu Dan @neciudan.dev · 07/09/2026
💬 "Your data doesn't just stay in one app forever, where the app gets shittier and shittier." That is Dan Abramov @danabra.mov explaining AT Protocol for the Season Premiere of Señors at Scale Listen now 👇 Spotify: open.spotify.com/episode/3Z3S... YouTube: youtu.be/gtrGsimXAVA
open.spotify.com
Decentralized Social Media at Scale with Dan Abramov (Vercel) | AT Protocol, Bluesky, Redux, React
Señors at Scale - Software Engineering & Tech Leadership · Episode
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Neciu Dan @neciudan.dev · 06/09/2026
📬 Newsletter edition 26 just went out. Catch up here 👇 📝 Read of the week: Audit your Agent files by @addyosmani.bsky.social: addyo.substack.com/p/audit-your-age…
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Neciu Dan @neciudan.dev · 05/09/2026
On Monday, we have the season premiere of Señors @ Scale 🚀 60' of pure knowledge on atproto With one of the most well-known and respected voices in the ecosystem @danabra.mov Get notified immediately www.youtube.com/@NeciuDan
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Neciu Dan @neciudan.dev · 04/09/2026
Firefox 154 shipped some cool new features sibling-index() and sibling-count(). Iterators also got includes(), join(), chunks(), and windows(). Check out the release notes 👇 developer.mozilla.org/en-US/docs/Mo…
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Neciu Dan @neciudan.dev · 03/09/2026
A skill that improves your skills. /skill-doctor by @bholmes.dev crawls your past agent conversations, scores them for efficiency and code quality, and proposes diffs to your skills. Check it out 👇 www.warp.dev/skill-doctor
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Neciu Dan @neciudan.dev · 02/09/2026
The browser can now verify email addresses. The Email Verification API creates a signed token with the mailbox provider and drops it into a hidden input. Your server verifies it. The user never opens their inbox. Chrome and Gmail only resend.com/blog/email-verification-…
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Neciu Dan @neciudan.dev · 01/09/2026
CSS finally fixed orphan flex items. flex-wrap: balance spreads wrapped items evenly across lines. Shipped in Chrome 150. Even better 👇 flex-line-count forces a minimum number of wrapped lines, even when everything fits on one.
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Neciu Dan @neciudan.dev · 31/08/2026
One more week until the premiere of Season 3 of Señors @ Scale Last recap until then, and subscribe here for takeaways: neciudan.dev/subscribe 👇👇👇
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Neciu Dan @neciudan.dev · 30/08/2026
📬 Newsletter edition 25 just went out. Catch up here 👇 📝 Read of the week: Reliable Query Prefetching with TanStack Router by TkDodo: tkdodo.eu/blog/reliable-query-prefe…
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Neciu Dan @neciudan.dev · 29/08/2026
📬 Do you like memes? My newsletter has one every week 👇 The rest of the email is ok i guess: - my weekly article - the latest podcast episode - community reads - a book recommendation - conference discount codes Come for the memes, stay for the rest: neciudan.dev/subscribe
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Neciu Dan @neciudan.dev · 28/08/2026
The 12 most-starred skills on github 👇 Lets go: 1️⃣ Superpowers (266k ⭐) forces the agent to plan and test before it writes any code. Spec Driven Development 2️⃣ skills (201k ⭐) has the agent push back on your plan before executing it.
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Neciu Dan @neciudan.dev · 27/08/2026
🧒 I really love this ELI5 skill 👇 One command turns any topic into an HTML page with big pictures and very few words Two commands to install: claude plugin marketplace add anthropics/claude-plugins-community claude plugin install eli5@claude-community
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Neciu Dan @neciudan.dev · 26/08/2026
🔌 Did MCP just become a normal web API? Sessions are gone 👇 The final 2026-07-28 spec is the biggest rewrite since MCP launched Link in the comments 👇 #MCP #AI #agents #webdev #softwareengineering
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Neciu Dan @neciudan.dev · 25/08/2026
I'm really enjoying playing around with TanStack AI, and it just entered RC My favorite part is the persistence on user refresh. 👇 tanstack.com/blog/tanstack-ai-rc
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Neciu Dan @neciudan.dev · 24/08/2026
Continuing the Señors @ Scale Season 2 Recap! Seven more conversations to catch up on 👇 Quick link to subscribe: neciudan.dev/subscribe
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Neciu Dan @neciudan.dev · 23/08/2026
📬 Newsletter edition 24 just went out. Catch up here 👇 📝 Frontend CI/CD in the age of AI, part 2: Deployments neciudan.dev/ci-cd-in-the-age-of-ai…
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Neciu Dan @neciudan.dev · 21/08/2026
🤖 Is the cheaper model cheaper? Numbers say no 👇 Anthropic published a cost-optimization guide with measured benchmarks, and your bill is driven by cost per completed task. platform.claude.com/docs/en/about-c…
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Neciu Dan @neciudan.dev · 20/08/2026
Cloudflare Artifacts now supports jurisdictions. 👇 European clients often require code storage inside the EU, and until now Artifacts could not guarantee that. developers.cloudflare.com/changelog…
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Neciu Dan @neciudan.dev · 19/08/2026
Vercel announced a multi-year partnership with Mercedes-AMG F1. But guess what? Their whole site runs on Netlify's global CDN. Maybe they should host the Russell infra on Vercel and keep Kimi's fast-winning infra on Netlify where it belongs.
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Neciu Dan @neciudan.dev · 18/08/2026
🧠 Does Claude Code talk too much? Give Attention-span a try 👇 It changes how Claude responds. github.com/alexgreensh/attention-sp…
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Neciu Dan @neciudan.dev · 17/08/2026
Continuing the Señors @ Scale Season 2 Recap! Check it out 👇
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Neciu Dan @neciudan.dev · 16/08/2026
📬 Newsletter edition 23 just went out. Catch up here 👇 📝 Frontend CI/CD in the age of AI, part 1: neciudan.dev/ci-cd-in-the-age-of-ai…
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Neciu Dan @neciudan.dev · 15/08/2026
😬 My newsletter subscription feature stopped working for 7 days Before I noticed 👇 Users still saw the "You have successfully subscribed" message. The cookie was set in their browser, so they didn't see the input again, but I never got their email. /1
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Neciu Dan @neciudan.dev · 14/08/2026
My pick from Chrome's I/O 2026 web UI is moveBefore(). It reparents a DOM node while a video inside keeps playing. CSS custom functions via @function come close, since they replace a chunk of what preprocessors still do. developer.chrome.com/blog/new-in-we…
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Reposted by Neciu Dan
TetraLogical @tetralogical.com · 13/08/2026
A conversation packed with insights between @craigabbott.co.uk and @neciudan.dev in his Señors @ Scale podcast about sustainable accessibility and the three C's framework: compliance, culture, capability. - YouTube: www.youtube.com/watch?v=3Q2s... - Spotify: open.spotify.com/episode/33Xe...
youtube.com
Accessibility at Scale with Craig Abbott (TetraLogical) | WCAG, Screen Readers, Design Systems
YouTube video by Neciu Dan - The Señor Developer
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Neciu Dan @neciudan.dev · 13/08/2026
useActionState queues form submissions in sequence. A user tapping submit five times results in five requests, each receiving the result of the previous one. Check it out 👇
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