🚀React Day Berlin is back on Dec 4 & 7 with its AI for React developers edition.

Join 800+ attendees in Berlin and thousands online for 40+ sessions packed with practical knowledge and great networking opportunities.

Grab your Early Bird ticket!

🌐 Chrome now has AI built in. What does it mean for your React app?

@asadkhalid305, Frontend Engineer at Mercedes-Benz.io, explores Chrome built-in AI and WebMCP as new paths for React apps.

Explore what's next at React Day Berlin: reactday.berlin

👁️ Your biggest new customer can't see pixels.

@timdamen_io, Accessibility Expert at ABN AMRO, shows how to build React apps that work for everyone, including AI agents and assistive tech.

Make it accessible at React Day Berlin: reactday.berlin

🔐 AI can generate your UI. But can you render it safely?

Jasmeet Singh, Senior Software Engineer at @NavaPBC, shows how to build secure A2UI renderers in React using proven form patterns.

Build it safe at React Day Berlin: reactday.berlin

Party Berlin-style 🪩

The AI Coding Summit & @reactdayberlin afterparty formula:

☆ Live-coded techno
☆ Code on the big screen
☆ DJs bringing the beats
☆ A dance floor that keeps moving

Let's network, connect, and party like Berlin does:
reactday.berlin

🏗️ 13 years of React. No rewrite. No safety net.

@farisaziz12, Staff Engineer & @zurichjs co-founder, shares how to evolve a huge React codebase at scale without starting over.

Learn from the trenches at React Day Berlin: reactday.berlin

🧰 The right tools make design systems a joy to work with.

@willklein_, who leads Dev Experience at Toolspace, shares the design system tools every developer should know.

Upgrade your toolbox at React Day Berlin: reactday.berlin

✅ Your AI-generated tests are green. But do they prove anything?

Yongjae Lee, Frontend Engineer at @SNOWCorporation, shows how to verify AI-written React E2E tests.

Test with confidence at React Day Berlin: reactday.berlin

🎙️ What if your React app could act on voice, not just answer?

Ebrahim Mirsafian, builder of Coworkkit and voice AI founder, shows how to add a voice surface that gets things done.

Don't miss this session! reactday.berlin

🧹 Your next pull request might be written by a robot. Is your React codebase ready?

@viniciosneves, Senior Software Engineer at @getwellhub, shares how to prepare your React code for AI-written PRs.

Get ready at React Day Berlin: reactday.berlin

🎨 Your design system is built for humans. Can AI agents read it too?

Preethi Selvam, Design Systems Engineer at Legooo, shows how to make design systems machine-readable for MCP and LLMs.

See you on Dec 4 & 7? reactday.berlin

🔬 You use React every day. But do you know what it does behind the scenes?

@KrasimirTsonev, JavaScript author at @antidote_me, reveals the secret life of React and how it really works.

Look under the hood at React Day Berlin: reactday.berlin

⚡ Vibe coding is fun. Shipping it to prod is another story.

@thekitze, founder of @sizzyapp & React Academy, shows how to go from vibe coding to vibe engineering without losing speed.

Level up your vibes at React Day Berlin: reactday.berlin

Legacy rewrites, token-burning refactors, AI demos that break in prod 😬

New React Day Berlin talks tackle all of it, with Luis Castro, @nicoespeon, @krisvelkov, Vladyslav Bozhko & @artus9033.

📍 Berlin & online, Dec 4 & 7
🎟️ reactday.berlin

Can't wait to see @thekitze, Founder of React Academy, on the stage!

He loves to rant about webdev, and there's a lot to rant about in the age of vibe coding. Expect strong opinions and plenty of laughs.

👉reactday.berlin

Can't wait to see @DavidKPiano, creator of XState, with the talk "Goodbye Slop; Welcome Determinism" on the stage!

Vibe coding compounds tech debt fast. David shows how state machines and explicit guardrails help you ship AI features you trust.

👉reactday.berlin

Async state in React can spiral into chaos fast.

@PopovaViolina shows how Effect-TS tames it, at React Day Berlin.

Save your seat → reactday.berlin

React running GTA Vice City at 120 FPS sounds impossible. It's not.

@vishnudhasan10 proves it at React Day Berlin.

Learn more → reactday.berlin

📣 Meet another React Day Berlin speaker: @sospedra_r! His talk, "Building a Rich Text Editor in React Native," walks through the challenges of bringing rich text editing to mobile.

Join us this December 👉 reactday.berlin

React security didn't stand still in 2025. Did your app keep up?

@leichteckig breaks it down at React Day Berlin.

Reserve your spot → reactday.berlin

Performance engineering didn't stop mattering just because everyone's shipping with LLMs.

@halilemreozen shows how it evolves at React Day Berlin.

Learn more → reactday.berlin