Sara is a developer at axo.dev. 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.

CSS Modules co-creator / Vanilla Extract / Remix team member at Shopify / MelbJS ogranizer / dad x4.

Lorenzo Sciandra is a Senior Software Engineer at Microsoft; since 2018 he is also a maintainer of react-native, and he’s been a releaser since 0.57.4. He cares a lot about mental health and open source, and won’t stop talking about either.

As CTO, Miško oversees the technology division that powers the Builder.io applications and software. Before joining Builder.io, he created Open Source platforms for Google, including Angular, AngularJS and was co-creator of Karma. While at Google, he brought a testing culture there with his blog. Before focusing on making the web better, he believes testing is the key to success.

Miško started his career designing digital circuits and moved to databases, full-stack development and finally, front-end frameworks, giving him a unique perspective. He understands all of the layers from the web down to a transistor. In addition to Google, he worked for tech powerhouses Adobe Systems and Sun Microsystems.

He holds an MS/BS from Rochester Institute of Technology and an MBA from Santa Clara University.

Mark Erikson is a Senior Front-End Engineer at Replay, and lives in southwest Ohio, USA. Mark is a Redux maintainer, creator of Redux Toolkit, and general keeper of the Redux docs. He tweets at @acemarke, and blogs at https://blog.isquaredsoftware.com. He spends much of his time answering questions about React and Redux anywhere there's a comment box on the internet, and usually hangs out in the Reactiflux chat channels.

Joe was planning to major in math and philosophy but got into computer science after writing physics simulations in Matlab. Prior to React, he worked on Relay, RSocket.js, and the Skip programming language. While he’s not building some sort of reactive system he enjoys running, studying Japanese, and spending time with his family.

Mofei started programming when she realized it can help her cheat in video games. She focused on operating systems in undergrad / grad school, but now finds herself happily tinkering on React. Outside of work, she enjoys debugging bouldering problems and planning her next backpacking trip(s).

Jack Herrington is a principal full stack engineer, author and YouTuber who is trying to bring a practical approach to engineering and education to developers at all skill levels.

Tejas Kumar is an international keynote speaker with an engineering background spanning 22 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.

Stephanie is a Senior Frontend Engineer at Beamery, and a seasoned full-stack engineer with considerable experience in the financial and public sectors. She's a passionate advocate for tech-for-good, diversity, and developer education. As a speaker, she's known for her entertaining talks and irreverent sense of humour. She is currently developing Beamery's AI-powered talent lifecycle management platform.

Lenz Weber-Tronic works as 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.

Full-stack developer and technology researcher. JS Security Engineer at MetaMask working on LavaMoat and Endo. Started using Node.js at v0.8 and never stopped. Enjoys innovating and teaching security, diagnostics and maintainability. One of the oldest members of meet.js Poland community - both as a speaker and organizer.

A decade in the Development field, still trying to get my head around it. Full-Stack Developer with a strong experience in Back-End Development and passionate about all things JS.

I'm a Senior Software Engineer, I love javascript and typescript. In my free time, I love to study new technologies or something about improving myself and do trail running in my love Dolomiti.

Alessia lives in New York City with her wife, son, and rambunctious cat. She loves ECMAScript, building in the open, and making plotter art with her two trusty drawing robots.

Jerel is a Principal Software Engineer at Apollo GraphQL maintaining the Apollo TypeScript Client living in beautiful Colorado, USA. He loves the art of software development and finding creative solutions to challenging problems.

In 2013, I graduated with a BFA and took my first job as a Junior Graphic Designer at a small, boutique ad agency. While there, my Creative Director warned me to never let anyone find out I could code, because if I did I'd be stuck doing it forever. I ignored his warning; it turns out he was completely right, but I've never been happier. I currently work as a developer advocate on a wonderful team where I help people build web applications in React, design and maintain their UI component libraries, and desperately attempt to stop back-end devs from writing any more CSS.

Hidde (@hdv) is a web developer in developer relations. He is interested in web standards, browsers and authoring tools, as well as how they can work together to build a web that puts people first. Hidde writes about these things and more on hidde.blog.

Steven is the co-founder and CEO of Liveblocks, a real-time collaboration infrastructure for developers.

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.

Currently leading the development team at Bit. A former architect and team lead at Sisense. Founder of Propcy and Stunity, and a graduate of an IDF elite programming unit. An experienced speaker, blogger and podcaster about JS, architecture, Frontend, and home automation. I have been writing code since I can remember and had my share of successes and failures but always kept the love for what I do. As a contributor to the open-source community, I believe that software is the most powerful way to make our lives better every day.

Principal Engineer at DAZN. Open Source Enthusiast. Creator of Featurevisor.

Keren is a senior software engineer with over a decade of experience in the industry. She holds an M.Sc. in Computer Science and is passionate about React and learning new technologies. Keren volunteers as a program manager at Baot, a community that supports women in R&D in their professional growth. She instructs and inspires developers to write blogs in her tech blogging workshops. Keren has experience as a dev community leader and a co-organizer of meetups and events. And in her not-so-spare time, she studies psychology. Her hobbies include drawing, photography, and singing.

Software Architect at AnimaApp, Creator of Espanso.org.

An engineer with a strong passion for tech, programming and products. Besides working hard to automate the boring parts of front-end development, he also enjoys building side projects, giving talks and cooking.

Patrick is a software developer with a passion for web technologies, cloud computing and community building. He is from Nigeria and work as a Developer Relations Engineer at Storyblok.

Daniel is a Developer Advocate at OLX Group. His current interest is in React and JavaScript, and he advocates for better testing principles using the testing library. He has a full-stack background, having worked with different languages and frameworks on various projects from IoT to Fraud Detection. In his free time, when he's not learning new technologies or writing about them, he's probably reading comics or watching superhero movies and shows.