ReactJS Barcelona @reactbarcelona.bsky.social · 13/02/2026New Meetup alert 🚀 Hosted by @Revolut ReactJS Barcelona - March 2026 www.meetup.com/reactjs-barc...meetup.comReactJS Barcelona - March 2026, Tue, Mar 3, 2026, 6:00 PM | Meetup**Revolut & ReactJS Barcelona meet-up** Our next edition of the meet-up comes with an exciting collaboration with Revolut’s tech team. We’re gathering at Itnig to go beyo 030
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 19/01/2026Had an amazing convo with @danielroe.dev on everything Nuxt! Nuxt at Scale with Daniel Roe youtu.be/WRcqhuTL6y4youtu.beNuxt at Scale with Daniel RoeYouTube video by Neciu Dan - The Señor Developer 1152
ReactJS Barcelona @reactbarcelona.bsky.social · 12/01/2026New Meetup alert!! 🚨 Join me at ReactJS Barcelona - January 2026 meetu.ps/e/PMDzK/w6LT...meetu.psReactJS Barcelona - January 2026, Tue, Jan 20, 2026, 6:30 PM | MeetupNew Year, Same ReactJS Meetup! We're back, baby! January Meetup is here! Let's gooo! We have some amazing speakers, and pizza and beer will be available after the event. ── 010
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 19/12/2025Watch on YouTube: youtu.be/loAuSFtNuc4 022
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 18/12/2025Activity component explained in 60 seconds: youtu.be/loAuSFtNuc4youtu.beWhats new in React 19.2: Activity ComponentYouTube video by Neciu Dan - The Señor Developer 011
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 15/12/2025I sat down with @daishikato.com , creator of Zustand, Jotai, Valtio, and Waku We discuss: - Zustand vs Jotai vs Valtio - Why Jotai avoids selectors - Waku & RSCs - Much more ➡️ Watch: www.youtube.com/watch?v=ns8i... #react #zustand #jotai #opensource #softwareengineeringyoutube.comState Management at Scale with Daishi Kato (Author of Zustand, Jotai, Valtio and Waku)YouTube video by Neciu Dan - The Señor Developer 072
ReactJS Barcelona @reactbarcelona.bsky.social · 19/11/2025Last night we had our last meetup of the year 🚀🚀🚀 And what a fantastic event we had. Thanks to Lodgify and Tudor Barbu for hosting! Thanks to our excellent speakers Oscar and Bernabe, who wowed us with two outstanding presentations See you next time! 021
ReactJS Barcelona @reactbarcelona.bsky.social · 18/10/2025ReactJS Barcelona meetup replay is live 👇 Dealing with Memory Leaks in Production Practical Guide to Animation in React - @krambertech.bsky.social 👀 Real prod leak from Sim Local 👀 CSS → spring motion → view transitions → accessibility 🎥 youtu.be/shg25EFdvlU Like and Subscribeyoutu.beReactJS Barcelona Meetup — Memory Leak Debugging & High-Performance UI AnimationsYouTube video by Neciu Dan - The Señor Developer 010
ReactJS Barcelona @reactbarcelona.bsky.social · 08/10/2025What a blast we had at our event last night! Thanks for everyone that joined and made the event memorable! 000
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 25/09/2025🚨 New episode of Señors @ Scale! Andreas Panopoulos (Hack the Box, Vue.js Athens) on: ⚡ Vue 2 → Vue 3 & Composition API 🏗 Rebuilding Hack the Box on Nuxt 3 🌱 Community, public speaking & scaling with Vue ▶️ youtu.be/d_tFcI07FT0 #vuejs #nuxt #frontend #señorsatscaleyoutu.beVue at Scale with Andreas PanopoulosYouTube video by Neciu Dan - The Señor Developer 042
ReactJS Barcelona @reactbarcelona.bsky.social · 17/09/2025Last night was amazing! 🔥🔥🔥 Thanks to everyone who made it to our biggest meetup yet! A huge thanks to our speakers Yasminn Vaz and Jordi López Galera for some top-notch presentations around testing and ESLint. Hope to see everybody again soon. 021
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 16/09/2025🚨 New episode of Señors @ Scale! Frontend Architecture at Scale with @farisaziz12.bsky.social (Staff Engineer @ Small PDF, co-founder of ZurichJS) ▶️ youtu.be/4AtijFQQIZY #frontend #react #nextjs #javascript #señorsatscaleyoutu.beFrontend Architecture at Scale with Faris AzizYouTube video by Neciu Dan - The Señor Developer 031
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 12/08/2025We are also doing a Q&A on this topic. So, if you want to participate even online, feel free to ask questions here: And I will make sure to share the answers after the event. In video format, hopefully. neciudan.dev/q&a/future-o...neciudan.devFuture of Frontend - Q&A SessionJoin our interactive Q&A session about the future of frontend development 011
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 12/08/2025August was not hot enough in Barcelona, so at @reactbarcelona.bsky.social , we're hosting a Summer Vibes Panel 🏖️ to discuss the Future of Frontend Development. Panel members: @anfibiacreativa.bsky.social, Tudor Barbu, and Bruno Paulino Barcelona on August 19th www.meetup.com/reactjs-barc...meetup.comReactJS Barcelona - August - Summer Vibes 🔥, Tue, Aug 19, 2025, 7:00 PM | MeetupLet's bring the heat 🔥 🔥 🔥 As August was not as hot as expected, we're bringing something new to the August Meetup! **Panel Discussion on the Future of Frontend Develo 141
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 07/08/2025Quick video on how to correctly use Keys in React. Check it out 👇 youtu.be/l-2zAVxdSDMyoutu.beReact Keys is not just for listsYouTube video by Neciu Dan - The Señor Developer 022
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 06/08/2025“We fixed the layout shift by hardcoding everything. 2 days later, users were happy, PMs were calm, and the tech debt was contained in one file.” This is just one of the lessons from my convo with Tudor Barbu on the Señors at Scale podcast: www.youtube.com/watch?v=vcUg... More links in 🧵youtube.comPragmatism at Scale with Tudor BarbuYouTube video by Neciu Dan - The Señor Developer 111
ReactJS Barcelona @reactbarcelona.bsky.social · 16/07/2025The July ReactJS Barcelona meetup wrapped up last night. Thanks for everyone who joined! We had a blast! Thanks to @preply.bsky.social for hosting and our amazing speakers @cssorlandi.bsky.social and Thomas Steiner! 011
ReactJS Barcelona @reactbarcelona.bsky.social · 14/07/2025Tomorrow (July 15th) is the big day! Check the agenda! Make sure to arrive on time at 18:00 - 18:30 000
ReactJS Barcelona @reactbarcelona.bsky.social · 07/07/2025Quick Update: For the July meetup, we received considerable interest from attendees (70 RSVPs + 20 on the waitlist), so we decided to relocate the meetup to a larger venue to accommodate more people. The new location: Preply HQ Doors open at 18:00, and we start at 18:30. Please arrive early! 000
ReactJS Barcelona @reactbarcelona.bsky.social · 25/06/2025New ReactJS Meetup in July: www.meetup.com/reactjs-barc...meetup.comReactJS Barcelona - July, Tue, Jul 15, 2025, 7:00 PM | MeetupJuly Meetup is here! Let's gooo! We have some amazing speakers, and pizza and beer will be available after the event. ────────── **19:00: Welcome** Grab a beer, a snack, an 011
ReactJS Barcelona @reactbarcelona.bsky.social · 13/06/2025Tuesday we hosted our fifth meetup of the year! Thanks so much to our speakers Rashan Smith Danilo, Velasquez 💻land Utku Can Ozturk for giving two fantastic talks! We are currently planning the meetup in July! So stay tuned! 011
ReactJS Barcelona @reactbarcelona.bsky.social · 20/05/2025New Meetup Alert 🚨 And this time we have 2 talks by 3 amazing speakers: Re-thinking Next.js: Why We Picked Astro for Kleinanzeigen's High-Traffic Frontend And Mapping the Future: Building Interactive Dashboards with Mapbox/MapLibre and Vector Tiles in React And of course! Beers and Pizza!meetup.comReactJS Barcelona - June, Tue, Jun 10, 2025, 7:00 PM | MeetupJune Meetup is here! Let's gooo ! We have some amazing speakers, and pizza and beer will be available after the event. ────────── **19:00: Welcome** Grab a beer, a snack, a 011
ReactJS Barcelona @reactbarcelona.bsky.social · 29/04/2025Hello, beautiful ReactJS Developers, I hope everybody is safe after yesterday's Power Outage. I'm writing to let you know that the ReactJS Meetup is still happening tonight, 19:00, at the CareerOS Offices Thanks a lot! See you tonight! 021
ReactJS Barcelona @reactbarcelona.bsky.social · 14/04/2025New event! 29th of April! www.meetup.com/reactjs-barc... Grab a seat!meetup.comReactJS Barcelona - April, Tue, Apr 29, 2025, 7:00 PM | MeetupApril Meetup is here! Let's gooo ! We have some amazing speakers and some pizza and beer after the event! ────────── **19:30: How can vibe coding improve your process witho 041
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 08/04/2025When I started Frontend Development, I had to build HTML & CSS from Photoshop. This process could take days. The Design Process has improved dramatically with Figma, but only now can you build Figma components in seconds with AI. Like and subscribe ❤️ www.youtube.com/watch?v=mEj2...youtube.comBuild Instant Figma Components using CursorYouTube video by Neciu Dan - The Señor Developer 122
ReactJS Barcelona @reactbarcelona.bsky.social · 31/03/2025What an amazing time we had at the last ReactJS meetup! Thanks for all attendees! Stay tuned 👀 for next meetup announcement! 020
ReactJS Barcelona @reactbarcelona.bsky.social · 26/03/2025Thanks for everyone who attended last nights meetup! It was a blast. Special thanks to our speakers and CareerOS for hosting! Stay tuned for our next meetup in April! 242
ReactJS Barcelona @reactbarcelona.bsky.social · 25/03/2025We are live!!! The best ReactJS Barcelona meetup in town! And the only one 031
ReactJS Barcelona @reactbarcelona.bsky.social · 23/03/2025Tuesday is the day! Our meetup is happening and we have an amazing line up! Lets go! 021
ReactJS Barcelona @reactbarcelona.bsky.social · 15/03/2025ReactJS Barcelona was at JSWorld Conference Amsterdam and incognito at Vuejs Amsterdam! If you are ever in Barcelona look out for our meetups 030
ReactJS Barcelona @reactbarcelona.bsky.social · 05/03/2025New Meetup Announcement! 🔥 🔥 🔥 🔥 We have two amazing speakers: German Quinteros: Building a Design System at Glovo Alvaro Nicolas Ritorto: Smarter Routing with TanStack Router And of course lots of beers and pizza! Register here: www.meetup.com/reactjs-barc...meetup.comReactJS Barcelona - March, Tue, Mar 25, 2025, 7:00 PM | MeetupSecond Meetup of 2025! Let's gooo! We have some amazing speakers and some pizza and beer after the event! ────────── **19:30: Building a Design System for Web Applications: 133
ReactJS Barcelona @reactbarcelona.bsky.social · 19/02/2025🎉 Our first ReactJS Barcelona meetup was an incredible success, featuring two amazing speakers who shared valuable insights with our community! Stay tuned for our next meetup—we can’t wait to see you all again! 🚀 #ReactJSBarcelona #ReactMeetup #ReactJS #TechCommunity 020
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 17/02/2025Tomorrow is my first time hosting a meetup. I'm proud, nervous, and super excited. Wohooo! I'm so glad for the React Community in Barcelona, who showed such a huge interest in the event, but I'm also super thankful for everybody helping out. 033
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 14/02/2025🔥 State of React 2024 is out! useState still dominates (50%), TanStack Query rising (36%), and Jest remains testing king (70%) Most interesting? 78% are on React 18.x, while React 19 adoption is tiny. Full survey here: 2024.stateofreact.com/en-US2024.stateofreact.comState of React 2024The 2024 edition of the annual survey about the latest trends in the React ecosystem. 092
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 28/01/2025🚀 Ditch the Provider Hell! Native dialogs & popovers > Provider pyramids How: • One UI state hook • Root UI layer • Native HTML elements • Global UI access Benefits: 🎯 Single source of truth 🔄 Clean tree ⚡️ Browser-native #react #webdev 011
ReactJS Barcelona @reactbarcelona.bsky.social · 28/01/2025We're back, baby! Welcome to our first ReactJS Meetup in 8 years. And what a way to start, except with these amazing speakers and some pizza and beer after the event! Join us on February 18th, 19:00, at CareerOS HQ for an amazing night of React, Beer, and Pizza! www.meetup.com/reactjs-barc...meetup.comReactJS Barcelona February, Tue, Feb 18, 2025, 7:00 PM | MeetupWelcome to our first ReactJS Meetup in 8 years. We're back baby! And what a way to start, except with these amazing speakers and some pizza and beer after the event! ────── 040
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 23/01/2025🔒 React Security Tip: Ever used nonces? They're like temporary passwords for your scripts. Here's a complete implementation of nonce-based security in React using Context - making sure only YOUR scripts can run in your app. Prevents XSS attacks and works perfectly with CSP headers. codesandbox.io 011
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 20/01/2025🧘♂️ Tired of Leo Messi code? (Managing loading, error, data states) Suspense is the Cristiano Ronaldo of React - it handles all states elegantly! Before: loading && <Spinner /> error && <Error /> data && <Success /> After: Clean. Simple. SIUUUU! 🐐 #ReactJS 041
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 17/01/2025🤔 Infinite scroll looks cool, but have you considered its accessibility impact? 🔍 Screen readers lose context ⌨️ Keyboard users can't reach footer 🧠 Cognitive overload 🔄 Lost positions 🎯 Focus issues 💡 Best practice: Always provide a way to turn it off! #a11y 021
Reposted by ReactJS BarcelonaNeciu Dan @neciudan.dev · 03/01/2025🚀 Excited to announce: ReactJS Barcelona is back! 🎉 Join us this January for the first meetup of 2025! Connect, learn, and grow with the React community in Barcelona. 📅 Late January 2025 📍 Barcelona, CareerOS office Follow for updates: 🦋: bsky.app/profile/reac... LinkedIn: tinyurl.com/ReactBCNbsky.app 176
