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.

Jenn Creighton is a senior software engineer at Netflix. She hosts Single Threaded Podcast. Organizer of Women of React 2020 conference & useReact.NYC meetup. Jenn lives in New York with her two cats and maintains a Home for Abandoned Succulents, Mismanaged Plants and Otherwise Ailing Flora. You can find her online - @gurlcode.

Senior engineer leading accessibility at Discord. React.js core collaborator once upon a time.

Sometimes Lego Artist, working at Expo (Web, Bluetooth, AR, Gaming, and videos) and React Native (for web) PWAs.

Max Stoiber is the co-founder of GraphCDN, the GraphQL CDN, and the creator of Bedrock. He is well known for making styled-components, react-boilerplate, and a wide variety of other open-source projects in the React ecosystem. Previously, he worked at Gatsby & GitHub, who acquired the startup he co-founded, Spectrum.

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.

Maggie is a designer-developer-anthropologist-hybrid at egghead.io. She spends her time designing visual metaphors for invisible programming concepts, helping developers explain their wildly abstract thoughts, and overanalysing the JavaScript community’s strange cultural beliefs. She's also a digital gardening enthusiast and a Marmite lover.

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.

Sunil works on the Workers Developer Productivity team at Cloudflare. Previously, he's worked on the React team in Facebook, built out the Javascript stack at Myntra, and a whole list of other product and infrastructure teams in his career. He can be found on twitter as @threepointone, or annoying his neighbors in London playing his Les Paul a little too loud.

Sara is a developer at Remote. Author of The Opinionated Guide to React. 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.

Shodipo Ayomide is a Dev. Relations Manager at Stack Overflow with 9 years of experience in Technology and a track record in web & mobile applications engineering, community management and product design on a global scale.

He has given talks/workshops at developer conferences around the globe at React Atlanta, FutureSync Conference, VueJS Amsterdam, VueJS Toronto, APIDAYS Hong Kong, Frontend Love Conference Amsterdam, FOSSASIA among many, he is also one of the organizers of the Developer Circles Lagos from Facebook, unStack Africa, Open-Source Community Africa, and various other communities empowering Africa and the world. In addition, he is an Expert and Instructor at egghead.io.

Michael Chan is building lunch.dev — a community for hungry developers-creators. He’s the host of React Podcast and makes the best smash burgers in San Diego.

Learning Community on React Core at Facebook

Principal Developer Advocate at ‹div›RIOTS - makers of Backlight, a Design Systems IDE built for Designers and Developers - m4dz is a curious animal. Former Frontend Dev, Devtools enthusiast, he has made the Developer eXperience (DX) his cherished topic. All the Web technologies are under his radar to get things ever simpler. His moto: "Developers are users just like you." As a life-long dreamer his favorite book will ever remains "Alice's Adventures in Wonderland".

Devlin Duldulao is a Filipino full-stack cloud engineer based in Norway. He is a Microsoft MVP, a trainer, a book author, a conference speaker, and a senior consultant at Inmeta. He loves going to universities and user groups to share his expertise.

Architect at Prophecy, Ex HackerRank. A JavaScript and React fan, with a deep interest on internals and making theories on how things work. Have authored BrahmosJS, react-number-format, packagebind and several other OSS tools. Also, runs a meet-up group to discuss internals of different tech stack.

Yuraima Estevez is Frontend Development Manager at Shopify. She cares deeply about building open source tools, teaches developers how to create inclusive apps, and is a co-organizer for the useReactNYC meetup. Her superpower is saying hello to every dog she sees, and her current obsession is her Stardew Valley farm.

Andy is a Software Engineer at Formidable and maintains of a number of Open Source projects including urql devtools and Fielder. Not a pro at tennis but is always down for a hit 🎾

Adam is a CTO, a web developer and consultant, web GDE, and author of open source libraries. He is an entrepreneur and co-founder of 500Tech, a company that specializes in frontend technologies. He loves coding, and he loves speaking about code. Adam is very involved in the community, and is part of the organizing team of Angular & React meetups and conferences in Israel. https://dev.to/adamklein

Anjana suffers from a chronic case of curiosity, which led her from philosophy to English teaching to computational linguistics to software development. As a developer advocate at Observable, these days she codes & teaches from her home base in San Francisco; in the before-times, you could find her speaking at events around the world. She loves to share the joy of programming and advocate for a more diverse, equitable, and ethical tech industry. Ask her about the Recurse Center & Outreachy, she’s an alumna of both!

Freelance full stack developer from Finland with 10+ years in the business. I focus on building services and apps from scratch to production.

Alex is a tech lead at BAM where he’s been developing React Native apps for 5 years. Currently his obsession is with performance and making sure React Native apps are on par with native apps on that aspect.

Tara Z. Manicsic has spent her career using JavaScript on both back-end and front-end to try to help make coding the web a happy place for devs. She is currently working to bring Angular into the Jamstack at Netlify as a Developer Experience Engineer. As an international technical speaker and workshop leader, she conveys all she has learned while delivering horrible jokes. Tara is a lifelong student, teacher, and maker (crafts, IoT projects, tiny humans, and more). She lives in a house down by the river and hopes to meet you soon!

A full-stack developer and privacy-enthusiast that loves good UX, and to tinker on both personal and open-source projects - often both :)

Facundo is a Developer Relations Engineer at Storyblok. From Buenos Aires, Argentina, he has more than 15 years of experience in software development. Systems Engineer graduated from the National Technological University from Argentina. Full Stack Developer. Auth0 Ambassador. Prisma Ambassador. Cloudinary Media Developer Expert. GitKraken Ambassador. He is also an open-source contributor.

Mike is a developer, Google Developer Expert, and Ionic Developer Advocate who's been working in the mobile landscape for most of his professional career. When he's not working Ionic itself, Mike works with community members and helps them succeed at mobile. In his spare time, he’s an aspiring woodworker, occasional musician, and craft beer lover.

Scott Gerlach is Co-founder and Chief Security Officer at StackHawk, a Denver-based startup focused on empowering engineers to easily identify and remediate security bugs. Scott brings over two decades of security and engineering experience to his current role, having served as CSO, CISO, and in other executive leadership functions at companies like SendGrid, Twilio, and GoDaddy. When he's not at work, you'll find Scott spending time with family, brewing beer, and playing guitar.

Software Engineer that used to build stand alone applications for data processing and mission planning systems turned into a Full-Stack Developer working with Test Driven Development, XP and Pair Programming. Also a Mom now.

Learning by doing is the best way to learn and it’s how Colby Fayock helps others learn about Javascript, React, and the static web. His work includes writing on freecodecamp.org, videos on YouTube, and courses on egghead.io as well as his first book 50 Projects for React & the Static Web.

Principal engineer at Hopin. Coach of high-performing development teams. Alex is an experienced engineer and decision maker with over 17 years of experience in the software industry. He is passionate about scaling React apps and teams.

Software Engineer and Architect. Currently building Micro Frontends Frameworks At American Express. I enjoy exploring new technologies and sharing my experiences with others.

Luke is the co-founder of Gazelle, an all-in-one business automation solution for piano technicians. He founded and bootstrapped the company in 2015, helping piano technicians around the world grow their businesses. Gazelle has customers in over 30 countries and is translated into 11 languages.

Debbie O’Brien is Head Developer Advocate at Bit, (bit.dev). Debbie has over 10 years experience in Frontend development. She has worked as a Tech Lead and consultant for many important clients with varios technologies and often with a strong focus on performance. She has lead teams both in house and remotely as well as giving workshops and training. She has many years of experience as a mentor for online learning platforms, Treehouse and OpenClassrooms. Debbie is a Microsoft Most Valuable Professional in developer technologies, Google Developer Expert in web technologies, GitHub Star and Cloudinary Media Developer Expert, an Auth0 Ambassador and Nuxt Ambassador.

Andreas is a developer, trainer and consultant for all things around the web. His favorite topics include TypeScript, React and GraphQL while still having an eye for the complete ecosystem.

Software Engineer at Postman. I build scalable and reactive web apps with React and some caffeine! OSS contributor and maintainer @ OSSN Blogger @Medium Speaker

Jemima Abu is a self-taught Front End Developer and school-taught Systems Engineer from Lagos, Nigeria, currently shuffling between London and Lithuania.

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.

Liran Tal is a software developer, and a GitHub Star, world-recognized for his activism in open source communities and advancing web and Node.js security. He engages in security research through his work in the OpenJS Foundation and the Node.js ecosystem security working group, and further promotes open source supply chain security as an OWASP project lead. Liran is also a published author of Essential Node.js Security and O'Reilly's Serverless Security. At Snyk, he is leading the developer advocacy team and on a mission to empower developers with better dev-first security.

Frontend Developer at Allganize, Host at The Junior Developer Podcast.

In her 18 years in the software industry, Bonnie has discovered that she loves all things testing (how great is it when testing reveals exactly what you need to fix about your refactor or new feature?). She's particularly devoted to Test Driven Development for its emphasis on planning before coding. Bonnie is equally passionate about teaching, and she's pleased as punch to be producing online content full time. She feels weird writing about herself in the third person.

Webmaster before it was cool, pixel pusher, javascript-something, conference organiser, father of two, but mostly known for yelling at clouds.

I'm a Lead Software Engineer. I have a master degree in applied mathematics and more than 10 years of experience in IT. Worked with different back-end and front-end technologies. Now I work with React and Redux, and I like them a lot. I like to share my knowledge, so I conduct programming courses (JavaScript), write articles and participate in different events.

Thomas Findlay is a 5-star rated mentor, full-stack developer, consultant, and technical writer. He works with many different technologies such as JavaScript, Vue, React, React Native, Node.js, Python, PHP, and more. He has obtained MSc in Advanced Computer Science degree with Distinction at Exeter University, as well as First-Class BSc in Web Design & Development at Northumbria University.

Over the years, Thomas has worked with many developers and teams from beginners to advanced and helped them build and scale their applications and products. He also mentored a lot of developers and students, and helped them progress in their careers.

Perttu is a designer & developer who is passionate about building products. Before transitioning into design and coding, Perttu studied cognitive science and worked as a carpenter, something which he still does as a hobby.

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 is currently a MLH Fellow. He has also interned at organizations like EY, Genpact.

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.

Lee (larowlan) has been a major contributor to Drupal (🙀) for over 12 years. Lee is a Drupal core Framework manager, member of the Drupal security team and is passionate about code quality. More recently he has turned his focus to JavaScript, most notably React, Gatsby and Next.js, with Drupal's move to being a headless-first CMS. Lee was one of the primary architects of Drupal's testing architecture and champions automated testing and build processes. Lee has worked on several of Australia's largest websites during his 9 years as a Senior Developer with one of Australia's most trusted agencies: PreviousNext.

Paulo is currently a tech lead at Mojang Studios, where he is helping improve the UI/UX of the biggest game in the planet (Minecraft). Natively from Brazil, he has moved to Sweden six years ago, enough time to adapt to the cold weather and even enjoy commuting with his bicycle during snowstorms. In the past, he has also ventured in book writing, having published books on automated testing in JavaScript.

Liad is the Frontend Architect and Tech Lead in Duda, in charge of its client-side infrastructure, technologies, and performance.

He is a web dev enthusiast for over a decade, juggling React, Webpack and [email protected] in order to always build the best user experience.

Senior Software Engineer and active open source contributor. From Minsk, but now based in London and work at DAZN. I like playing around with TS, React, Redux, MobX/MST, RxJS, WebGL, Serverless, Node, Functional Programming with a focus on performance, system architecture and team productivity.

Claudia is a Frontend Developer and she's started her career working with mobile and responsive applications. Her favorite language is Javascript in all its flavors combined with Typescript. React is the perfect tool for her to build any kind of user interface and express the web development in a creative but productive way at the same time. As a speaker she held talks about React at ByteConf React 2020, ReactJS CaseStudy Festival 2021 and she presented a speech about Progressive Web applications at PWAConf.

Roy Derks is a developer, author and public speaker from the Netherlands. His mission is to make the world a better place through tech by training and inspiring developers worldwide. Currently he is working with StepZen on a mission to make GraphQL adoption easy and scalable.

Rob Richardson is a software craftsman building web properties in ASP.NET and Node, React and Vue. He’s a Microsoft MVP, published author, frequent speaker at conferences, user groups, and community events, and a diligent teacher and student of high quality software development. You can find this and other talks on https://robrich.org/presentations and follow him on twitter at @rob_rich.

Tech lead at Visma e-conomic, developer at heart and frequent speaker at conferences, user groups and local events. Started in QBasic, went through C++ to C#, finally settled in...full-stack? He spends most of the time at the keyboard typing yet another demo or application. If you take his keyboard away from him, he will talk endlessly about code...and functional programming. Been coding for over a decade to know if something is a programming fad or not. And no, functional programming is not a fad at all. Strong proponent of Open Source and all things chocolate.

Fully stacked TypeScript consultant & creator of trpc.io - a GraphQL/REST alternative for TS/JS developers.

Alex has been doing HTML since the late 90s and has been working as a dev since the late 00s. Since then, he's lived/worked on 3 continents, and worked for everything from sub-5 people startups to big banks - as a consultant, employee, and founder. Passionate about great DX & especially the intersection between frontend and backend.

Nader is an author, open source developer, and Developer Relations Engineer working in the blockchain space with Edge & Node and The Graph Protocol.

Siriwong is an Engineer Manager at Coinbase. He enjoys working on products in the latest technology space. Previously, he worked at Facebook in News feed, Videos, and Portal. At Coinbase, he leads the team to innovate in the Crypto space.

Prosper Otemuyiwa is a software engineer who has worked on biometric, health and developer tools. He is a seasoned developer advocate, community leader and a firm open source hacker who believes immensely in the intersection of people & technology. He co-founded Eden Life & forloop, the largest African developer community (currently in ~8 countries). He's currently a GitHub Star & Developer Advocate at Sourcegraph.

Senior Front End Developer at Shopify, working on the Hydrogen team.

WebStorm Developer Advocate at JetBrains and technical content creator with a passion for building products that ease the lives of users and making difficult concepts easy to understand.

Kathryn Grayson Nanz is a developer advocate at Progress with a passion for React, UI and design and sharing with the community. She started her career as a graphic designer and was told by her Creative Director to never let anyone find out she could code because she’d be stuck doing it forever. She ignored his warning and has never been happier. You can find her writing, blogging, streaming and tweeting about React, design, UI and more.

Core team at Gatsby. When he isn't writing code, Sid enjoys scuba diving, reading and lazing with his dogs. He lives in Mumbai, India and writes at sidhartha.dev.

Oli is VP of NeuraLegion's developer focussed security testing platform, helping developers understand how they can run seamless, fast and accurate security tests on every build.

Oli works closely with security and engineering teams globally to help them ship secure software more efficiently and is passionate about automation, CI/CD and DevOps / DevSecOps.

Oli has spoken at many conferences internationally and is a regular at developer and security related events and meetups.

Simon Zhong is a Sales Engineer at Sentry with almost 10 years of experience in enterprise software. He attended the University of Edinburgh and is a graduate of University of California, Davis in Computer Science. He is an American born Chinese (ABC) who is a native English speaker with conversational proficiency in Cantonese.

Learning and Development Lead @ Snyk

Full stack developer and Solution Engineer @ Sanity.io.