THE BIGGEST REACT CONFERENCE WORLDWIDE

Kent C. Dodds is a world renowned speaker, teacher, and trainer and he's actively involved in the open source community as a maintainer and contributor of hundreds of popular npm packages. Kent is the creator of TestingJavaScript.com and he's an instructor on egghead.io and Frontend Masters. He's also a Google Developer Expert. Kent is happily married and the father of four kids. He likes his family, code, JavaScript, and React.

Sara is a developer at CodeSandbox. GraphQL and Open Source enthusiast. Conference Speaker and Airport expert. She's also a fan of horror movies, has talents such as banging sticks into a drum kit and saying the wrong thing at the wrong time.

Building Remix, founder of React Training and creator of UNPKG. Father of 2 sons and 2 daughters. Speaker and writer.

Max Stoiber is a Staff Software Engineer at Gatsby, inventing the future of web development. Previously he worked at GitHub, who acquired the startup he co-founded, Spectrum. He is well known for making styled-components, react-boilerplate, and a wide variety of other open source projects in the React ecosystem.

Jen Luker is a Sr. Frontend Engineer, conference speaker, and BookBytes podcast co-host. She has spent the majority of her career as a full-stack developer using PHP, Javascript, and CSS, but has a particular fondness for frontend technologies. She is an advocate for both accessibility, and processes that make doing the right thing easy and the wrong thing hard. When she's not exploring solutions, learning new technologies, or reading, Jen's spare time is spent spinning yarn from raw wool and knitting; she's even been known to 3D print her own tools for the job. She is also fascinated by all things space, antique cars, and IoT.

Guillermo Rauch is the CEO or Vercel, co-creator Next.js, former CTO and co-founder of LearnBoost and Cloudup, acquired by Wordpress.com in 2013. His background and expertise are in the realtime web. He's the creator of socket.io, one of the most popular JavaScript projects on GitHub, with implementations in many different programming languages and frameworks (currently running the realtime backend of high profile apps like Microsoft Office online). He created the first MongoDB ORM for Node.JS, MongooseJS. Before that he was a core developer of the MooTools JavaScript framework. He's the author of "Smashing Node.JS" published by Wiley in 2012, best-selling book about Node.JS on Amazon in multiple programming categories.

Pariss is a front-end developer who works for G2i as a Hiring Team Member, vetting React and React Native engineers for remote contract roles. She is also creator of #BlackTechTwitter and Founder of Black Tech Pipeline.

Joshua is a developer at Airbnb, working on improving the front end performance of the most visited pages on the site! Joshua cares deeply about ensuring fast experiences for everyone, and has worked on performance optimization and instrumentation to achieve this.

With experience building both UI platforms, design systems, and product UI, Joshua has learnt what really works when it comes to performance (and what doesn't!) and is looking forward to sharing these lessons with you.

Kathleen is a fullstack engineer with a design background. In other words, she really enjoys the front of the frontend, digging into new technologies, and talking about accessibility, React component libraries, design systems, and inclusive documentation. She's also a Color Module Specification Editor for the W3C Design Tokens Community Group.

When not coding, designing, or speaking about things, Kathleen is the best Lanterne Rouge cyclocrosser you’ll ever meet.

Ben is a Christian, husband, and father of 3, with 15 years of professional experience developing user interfaces for the Web. He currently is a Principal Frontend Engineer at Stitch Fix on their Frontend Platform team, helping architect their Design System. Ben also is a Google Developer Expert, Microsoft MVP, and enjoys playing basketball, DIY, watching movies, and tweeting (@benmvp) / blogging (benmvp.com) about his experiences with new web technologies.

Currently on the UI Platform team at Uber. Focused on design systems (baseweb.design), open source (multiple popular react libraries as react-movable or react-portal), CSS in JS and great user/developer experiences. Previously building product at Cloudflare.

Open source fanatic, speaker and trainer. Author of MobX, MobX-State-Tree, Immer and a plethora of smaller packages. On a continuous quest to make programming as natural as possible. React, JavaScript and TypeScript fan. Working at Facebook on dev tooling for mobile developers.

Tomasz is a Senior Frontend Developer at OLX Group. Tech speaker, egghead.io instructor, AWS Certified. His interests include React, AWS, testing, VR and making cheesiest jokes known to mankind.

Sophie is a software developer at Donut where she champions testing and accessibility. And ensures there's a steady supply of office donuts.

Ruth Mesfun is a Software Engineer at Teachers Pay Teachers. Her team was tasked to de-risk important pages that were dynamically rendered on mobile which they completed in two months.

While learning all about SEO and mobile-first indexing she also is taking a class in beginner Japanese and finished a Financial Coach program.

Brandon Bayer is the creator of Blitz.js. He is currently a full-time maintainer of Blitz and supports himself with part-time consulting on the side. Outside of Blitz, his other passion is flying real airplanes and RC helicopters.

Sid 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.

Founder at React GraphQL Academy and LeanJS. Developer and Coach passionate about JavaScript, React and GraphQL. Organizer of the JavaScript London Meetup and other popular meetups in the EU.

Independent Consultant, engineer and trainer, Google Developer Expert, worldwide speaker and published author. Vladimir works mostly in Web and Mobile fields advocating usage of React, React Native, GraphQL as well serverless architectures and functional languages such as ReasonML.

Jemima Abu is a self-taught Front End Developer and school-taught Systems Engineer from Lagos, Nigeria.

She currently works at Telesoftas, a software company based in Lithuania. She is an avid advocate for diversity and intersectionality in technology and accessibility in web development.

She's also a huge nerd, slightly obsessed with cats and can usually be found on her laptop, coding or watching slice-of-life anime.

Majid Hajian is a passionate software developer with years of developing and architecting complex web and mobile applications. His passions are Flutter, PWA, and performance. He loves sharing his knowledge with the community by writing and speaking, contributing to open source, and organizing meetups and events. Majid is the award-winning author of the "Progressive web app with Angular" book by Apress and the "Progressive Web Apps" video course by PacktPub and Udemy. He is (co)organizer a few Nordic conferences and meetups including GDG Oslo, FlutterVikings, Mobile Era, and ngVikings.

Nader has been developing with React Native for over 2.5 years. He has worked with and trained developers from fortune 500 companies like Amazon, Visa, American Express, and Microsoft, helping them to get up to speed with React Native as quickly as possible.

Dylan is a Senior Software Engineer at Mux, a startup building online video infrastructure for developers. Dylan works on the DevEx team to help developers deliver smooth video to their users. Previously he co-founded Crowdcast, a live video streaming platform.

Making open source dev tools and stuff. Currently building @codehike_

Adam L Barrett is a JavaScript and Front-End consultant, a contributor to open source, and avid bike-shedder. Adam believes, when writing conference bios, he should probably mention his two children, his love of movies and probably his hobbies, like hosting a board game podcast, to help the reader connect with him as a person, but ...well, that sounds sort of manipulative so Adam has chosen not to. Adam is above that.

TJ VanToll is a front-end developer, tech author, speaker, and a Principal Developer Advocate. He has over a decade of web development experience, including a few years working on the jQuery and NativeScript teams. Nowadays TJ spends his time helping web developers build awesome UIs with KendoReact.

Here at Miro, I am a team lead for the business logic features team where we develop features like password-protecting public boards. Although I'm currently a front-end engineer, I have experience as a full-stack developer (C#, Java) and in last years I focused on front-end technologies.

In my off time, I help people achieve their goals as a life coach and learn the ukulele but not at the same time! Although I like both.