December 13 - 16, 2024
React Day Berlin
Berlin & Online

React Day Berlin 2024

Build apps, not walls

Take part in the exploration of the React universe! Focusing on in-depth talks, hands-on workshops, and developing new opportunities, this must-attend React Conference in Berlin provides space for everyone to make friends and collaborate on stellar apps.



This edition of the event has finished, the latest updates of this React Conference are available on the Brand Website.
Anthony Fu
Anthony Fu
NuxtLabs, France
Talk: ESLint One for All Made Easy
Creator of Vitest, Slidev, VueUse, UnoCSS, Elk, Type Challenges and others. Core team member of Vue, Nuxt and Vite. Outside of programming, Anthony enjoys doing photography and traveling.
Dominik Dorfmeister
Dominik Dorfmeister
Adverity, Austria
Talk: React Query - The Bad Parts
Dominik is a Frontend Engineer, React-Query maintainer and Tech Lead at Adverity (https://adverity.com), who blogs about all things React and TypeScript (https://tkdodo.eu/blog/).
Adrian Hajdin
Adrian Hajdin
JS Mastery, Croatia
Seasoned software engineer, educator, and a GitHub star passionate about technical education. I enjoy making learning simple through hands-on teaching and a project-based approach. Five years ago, I started the JavaScript Mastery YouTube channel, which became one of the largest technical education YouTube channels for intermediate to advanced developers in the JavaScript ecosystem.
Tejas Kumar
Tejas Kumar
Consultant, Germany
Talk: React Server Components in AI Applications
Tejas Kumar is an international keynote speaker, best selling author, and host of the developer-loved ConTejas Code podcast with an engineering background spanning 23 years, from design to frontend to backend to devops. Today, Tejas shares talks at large with developer communities worldwide, equipping them to do their best work.
Sara Vieira
Sara Vieira
Orama, UK
Talk: Making an Emulator in JavaScript?
Sara is a developer relations engineer at Orama. Author of The Opinionated Guide to React. Open Source enthusiast. Conference Speaker. Talk to her about Retro Games or Airports.
Steve Ruiz
Steve Ruiz
tldraw, UK
Talk: Make Real: Tldraw’s Accidental AI Play
Steve Ruiz has a background in fine art and is currently founder and CEO of tldraw. He has become known for his build-in-public style on social media, where he shares the iterative creation process that originally brought tldraw to life.
Siddharth Kshetrapal
Siddharth Kshetrapal
GitHub, Netherlands
Talk: Case Study: Building Accessible Reusable React Components at GitHub
Siddharth builds tools for developers. In the past, he worked on Design Systems at Auth0 and as the frontend architect at Practo. He loves talking about design, performance and open source.
 Tapas Adhikary
Tapas Adhikary
CreoWis Technologies , India
Talk: React Compiler - The Missing Piece for Optimizing React Applications
Tapas Adhikary is a Tech Educator at tapaScript, and the Co-Founder of CreoWis Technologies, a cutting-edge tech firm. He is also the founder of the ReactPlay Open Source community. Besides, he is a public speaker, a YouTuber, and a Tech Blogger on freeCodeCamp. He has vast experience in full-stack engineering and building SaaS solutions.
Artem Zakharchenko
Artem Zakharchenko
Freelancer, Czechia
Hi! My name is Artem. I'm a self-taught software engineer. I've built this thing called Mock Service Worker, which has changed the lives of developers all around the world. I'm extremely thankful for that. I love testing, and I love writing and teaching about it even more. And coffee, yes, I like that one as well.
Shivay Lamba
Shivay Lamba
TensorFlowJS Working Group Lead
Talk: Decoding Vector Search and Embeddings for React Developers
Shivay Lamba is a software developer specializing in DevOps, Machine Learning and Full Stack Development. He is an Open Source Enthusiast and has been part of various programs like Google Code In and Google Summer of Code as a Mentor and has also been a MLH Fellow. He is actively involved in community work as well. He is a TensorflowJS SIG member, Mentor in OpenMined and CNCF Service Mesh Community, SODA Foundation and has given talks at various conferences like Github Satellite, Voice Global, Fossasia Tech Summit, TensorflowJS Show & Tell.
Elizabet Oliveira
Elizabet Oliveira
Xata, Portugal
Talk: From Hip-Hop to Code
Elizabet Oliveira, a former hip-hop artist and now a design engineer at Xata, is known for combining creativity and design in open-source projects. She created the award-winning React-Kawaii library and was the lead designer for "Elastic UI," a popular design system at Elastic. Famous for her unique presentations, including her "Fork this" rap song, Elizabet aims to bridge the gap between front-end development and design.
Nicola Corti
Nicola Corti
Meta, UK
Nicola Corti is a software engineer in the React Native Core team at Meta, where he helps to build one of the most popular cross-platform mobile framework. Nicola is also a Google Developer Expert for Kotlin, and he is the maintainer of several open-source libraries and tools for Android developers. His involvement in the ecosystem goes from speaking at international conferences to being a member of CFP committees, and supporting developer communities across Europe. In his free time, he loves running! Specifically, running a podcast (The Developers' Bakery - all about Open source) and running Marathons!
Brad Westfall
Brad Westfall
ReactTraining, USA
Brad Westfall has been teaching Web Development since 2010 including bootcamp instruction, online videos, conference speaking, writing at CSS-Tricks.com, and corporate training for ReactTraining.com. He loves to connect with students by helping them achieve their technical goals and by distilling complex concepts into simple instruction.
Sylwia Vargas
Sylwia Vargas
Inngest, UK
Sylwia (pronounced "Sylvia") is a developer advocate at Inngest, a tech writer, and an educator passionate about making tech accessible and diverse. She is a co-organizer at React Robins, a community for women and non-binary React devs. Aside from tech, she’s working on a card game and loves hiking, biking, pierogi, and plants.
Lenz Weber-Tronic
Lenz Weber-Tronic
Apollo GraphQL, Germany
Talk: Beyond React Testing Library: Testing React Libraries (and library-like code)
Lenz Weber-Tronic works as a Senior Staff Software Engineer at Apollo GraphQL, where he is part of the team maintaining the Apollo TypeScript Client. He is a maintainer of Redux Toolkit and if he’s not currently trying to summon elder gods with weird TypeScript incantations he can usually be found on StackOverflow answering questions on Apollo and Redux usage or opening random PRs on GitHub.
Dmitry Kovalenko
Dmitry Kovalenko
LightSource.ai, your node_modules
Talk: React via Rust and Rescript: Why and How?
Software engineer that have been doing react for years (I was material ui contribute for a while) and now passionate about Rust, OCaml and pure C. Love performant, robust and pretty applications and trying do deliver them on a regular basis :)
Christopher Ehrlich
Christopher Ehrlich
Axiom, Austria
Talk: How to Show 10 Million of Something: Frontend Performance Beyond Memoization
Christopher is a Teacher turned Developer, obsessed with Frontend plumbing and DX. His goal is to help make it easier to create high quality web applications, by contributing to Open Source projects such as tRPC and Create T3 App, giving talks, and creating educational videos on YouTube.
Ramona Schwering
Ramona Schwering
Auth0 by Okta, Germany
Talk: Plants vs Thieves: Automated Tests in the World of Web Security
Ramona is a Developer Advocate at Auth0. With a background in software engineering and quality assurance, she bridges the gap between testers and developers and fosters trust in identity topics. Ramona is also a Google Developer Expert in Web Technologies, a Women Techmaker, and a Cypress Ambassador.
Will Klein
Will Klein
Independent Developer, USA
Talk: What Makes a Design System Win, Testing Our Way to a Better Developer Experience
Will is dedicated to improving the developer experience for everyone. He has worked in design systems, React, and full-stack TypeScript development, and now builds developer tools full-time as an independent developer.
Mo Khazali
Mo Khazali
Theodo UK, UK
Talk: The Age of Universal React: What’s the Catch?
Mo is the Head of Mobile and a Tech Lead at Theodo UK, having worked on several projects with startups and established enterprises to create cross-platform mobile application in React Native. He's passionate about React Native, MobileDevOps, and pushing the boundaries of combining code across web and mobile. Before joining Theodo, Mo was a full-stack developer at Nasdaq. He is a graduate from the University of Edinburgh.
Aurora Scharff
Aurora Scharff
Inmeta, Norway
Talk: Enhancing Forms with React Server Components
Aurora Walberg Scharff is a web developer from Norway. She holds a bachelor's degree in Robotics and Intelligent Systems, with knowledge of engineering mathematics, robotics, algorithms, data structures, and computer architecture. After working for a couple of years at a financial technology startup, she continues developing as a consultant at Inmeta. Aurora is actively building with React Server Components in her current consultancy project and is eager to share her knowledge.
Elian Van Cutsem
Elian Van Cutsem
React Bricks, Belgium
Mentorship available
Talk: Make the Web Weird Again
Lead DevRel at React Bricks and Astro Maintainer Former Astro core team and Astro Maintainer Elian, works in the Developer Experience field. Specifically focusing on user experience, documentation, developer guidance, and developer education side of things. After hours, he helps organize BeJS, React Paris, React Brussels, and React Africa. Next to that, he organises the Devs.gent meetups in his hometown. Known for his passion, puns, and innovative approach to delivering exceptional user experiences, Elian brings a unique blend of technical expertise and creativity to his talks. Guaranteed fun on stage.
Naman Goel
Naman Goel
Meta, USA
Talk: Atomic Power: the Story of StyleX
Naman works on design systems at Meta, maintains StyleX and is a contributor to React Strict DOM. Previously, he has dabbled in film-making in India, and spent a year working for a start-up in Spain.
Maurice de Beijer
Maurice de Beijer
Independent Software Consultant and Trainer, Netherlands
Maurice de Beijer is an independent software consultant and trainer. He specializes in TypeScript, ECMAScript, React and Svelte. His work includes popular collaboration software as well as a large, global, safety application for the oil and gas industry. He has a preference for working with startups and smaller, more dynamic companies. Maurice is also active in the open source community. He teaches ECMAScript, TypeScript, React, Cypress, Playwright and RxJS courses. Since 2005, he has received Microsoft’s Yearly Most Valuable Professional Award. Further, Maurice is active in the Dutch dotNed user group and helps organize its meetings.
Hunor Márton Borbély
Hunor Márton Borbély
Germany
Talk: How to Code Images in React with SVG
Web developer with an interest in UX design. Freelancer. Creator of https://svg-tutorial.com/
Giulio Zausa
Giulio Zausa
Flux.ai, Austria
Talk: From Redux to Zustand to Jotai to Zustand to Custom: Our State Management Horror Story
Giulio is an Italian software engineer working at Flux and contributing to open source with Poimandres. He's deeply passionate about pushing the web platform to its limits, building things like custom React reconcilers, real-time computer vision on Web Workers and flex layout engines for THREE.js.
Nicolas Dubien
Nicolas Dubien
Pigment, France
Talk: Fine-Grained Reactivity Without Any Compiler
Nicolas is a developer at Pigment. He is the author and main contributor of the JavaScript open source library fast-check.
Carly Richmond
Carly Richmond
Elastic, UK
Talk: Evaluating React Application Performance with a Sip of RUM
Carly is a Principal Developer Advocate and Manager at Elastic, based in London, UK. Before joining Elastic in 2022, she spent over 10 years working as a technologist at a large investment bank, specialising in front-end web development and agility. She is a UI developer, who occasionally dabbles in writing backend services, a speaker and a regular blogger. She enjoys cooking, photography, drinking tea, and chasing after her young son in her spare time.
Anisha Malde
Anisha Malde
UK
Talk: The Age of Universal React: What’s the Catch?
Anisha is a React Native Developer Advocate at Amazon where she is focused on enabling and supporting app developers around the world.
Sweta Tanwar
Sweta Tanwar
Rippling, India
Talk: From Lag to Lightning: Boosting React Native Performance
A techie by profession and a traveller by heart working in Rippling as a Senior Software Engineer
Johannes Goslar
Johannes Goslar
Synthesia, Germany
Talk: React 19 and the Compiler for the Rest of Us
Johnny loves (board|electronic) games, programming with a lot of parentheses and cycling. After receiving his MSc from Oxford, a short stint in San Francisco, an even shorter in London, he ended up home near Frankfurt. He famously got fired from Twitter in 2022, worked as Staff Engineer for Sizzle.gg afterwards and is now building the editor at Synthesia.
Daniel Rios Pavia
Daniel Rios Pavia
Personio, Spain
Talk: Little Bits of Iterative Component Design
Daniel is a Lead Frontend Engineer in Design Systems at Personio based in Madrid, Spain. Previously he was a core maintainer of Shopify's Hydrogen framework and had his own company yellowme.mx for seven years. Outside of work, He is into electronic music, guitars and tennis.
Darko Bozhinovski
Darko Bozhinovski
SuperTokens, Macedonia
Talk: Future-Proof Your UI: Building With Web Components
Darko is a webdev nerd who loves the web platform. He is passionate about technical challenges, open-source software, and Linux. Since 2017, he has been active in the Macedonian IT community, organizing events, conferences, lectures, mentorships, and digital content creation. Currently, he's a part of the DevRel team at SuperTokens.
Burak Güneli
Burak Güneli
Uberall, Germany
Talk: The State of the Web: Key Insights From the HTTP Almanac 2024
Senior Frontend Engineer at Uberall. I strive to understand how things work under the hood to unravel their mysteries, especially in JavaScript. I'm based in Berlin and if you're also living in Berlin, there's a good chance we might bump into each other at an indoor cycling class!
Miraan Tabrez
Miraan Tabrez
Hypertune, UK
Talk: Type-Safe App Configuration: A Powerful, Emerging Way to Accelerate Product Development
Miraan is the founder at Hypertune. He was previously at Meta where he led teams across frontend, mobile, backend and machine learning.
Michele Bonazza
Michele Bonazza
Independent, Germany
Talk: Build Things That Don’t Scale at All
Michele is an independent Full Stack developer who's been working with React Native since 2018. He rebuilt JustWatch's mobile apps, where he formerly led the TV apps team. He's been a member of the Program Committee for React Day Berlin since 2023.
Oleksii Levzhynskyi
Oleksii Levzhynskyi
Grammarly, Portugal
Talk: Building Web Applications with Signals at Grammarly
I’m an Area Tech Lead at Grammarly. I have 12 years of experience building web-based applications that millions of users use. In my spare time, I contribute to open-source, write technical articles, give public talks, and serve on the program committee of fwdays conferences.
Mauro Bartolomeoli
Mauro Bartolomeoli
Doubleloop S.r.l., Italy
Talk: Meet React Flight and Become a RSC Expert
Passionate about web development for a long time, I have been involved in open source for the companies I worked for with a lot of satisfaction. Always curious to learn new things, not limited to typing code on a keyboard. I am actually looking for better ways to design and model software, as well as working in teams.
Richard Carrigan
Richard Carrigan
Microsoft, USA
Talk: How I Support Over 100 Languages in My React app...and You Can Too!
Full-Stack developer with a passion for GraphQL, JS/TS, and A11y; as well as a Microsoft Certified Trainer, Power Platform Developer, and Azure Administrator.
Omri Lavi
Omri Lavi
monday.com, Israel
Talk: The Superpower of ASTs: How We Saved 16% on Our Bundle Size
Omri is a Tech Lead at monday.com with over a decade of industry experience. For the past several years, he has been part of the DevTools group, focused on building user-friendly, well-documented tools that enhance developer efficiency and satisfaction.
Yael Balla
Yael Balla
Fijoya, Israel
Talk: Mastering Cache Control: Optimizing Performance for React Applications
VP R&D @ Fijoya. An experienced manager and engineer, with more than two decades of experience in the world of development, from enterprise companies to early stage startups
Dora Makszy
Dora Makszy
Norway
Talk: How to Train Your Designer?
Dora Makszy, an experienced product design lead, focuses on seamless product delivery through efficient collaboration with cross-functional teams, especially developers. With over 17 years of international experience in various roles (developer, business analyst, manager and mainly a designer), she has a comprehensive understanding of the entire process.
Sergey Labuts
Sergey Labuts
Focus Reactive, Poland
Talk: Critical CSS
Sergey is a software engineer at FocusReactive. Loves to understand how things work and is passionate about website performance.