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.

Giorgio Boa is a full stack developer and the front-end ecosystem is his passion. He started to develop applications in 2006 and in 2012 he falls in love with JavaScript. He is also active in open source ecosystem, he loves learn and studies new things. He is very ambitious and he tries to improve himself every day.

Experienced JavaScript Software Engineer with 7 years in the industry. More skilled in Front-end Development, with high level of experience in working with Micro Front-end architecture, designing projects as a set of standalone components that include their own interfaces, logic, and storage, developing mini-applications independently, and composing them all together in the browser with different integration techniques.

Passionate about web performance and ensuring the best possible User Experience of web applications.

Alexandra Spalato is a DevRel Engineer at Storyblok. She specializes in JAMstack and headless architecture and helps developers bring their visions to life. With her diverse background as freelancer and entrepreneur, Alexandra offers a fresh perspective on building successful web projects. She is always seeking new ways to innovate and drive tech progress, whether by speaking at conferences or empowering developers.

Senior Frontend Engineer | Starving for JavaScript ❤️ | Enthusiastic Learner | Speaker | Family Lover 👨‍👩‍👧‍👦

Stephen is a Senior Developer at AG Grid. An active blogger writing about web tech who speaks at conferences and meet-ups worldwide, sharing practical and experience-based tips, tricks, and case studies.

Ben is a full-stack developer, open source maintainer, and whiteboardist making the web a little better. You'll find him hacking on Astro.build or sharing bite-sized learnings on wtw.dev.

Henrqiue Inonhe is a software developer at Codeminer42. He currently works mostly with Javascript and is a static type maniac.

I am a Software Engineer at Microsoft and I’ve been working in the industry for over 6 years. During my day job I work mostly on React web components and focus on Accessible Technology. On my off hours I love talking about how to create more accessible and inclusive web applications and hosting a podcast discussing new technology creating positive social impact in our world today. I firmly believe technology can be used to create a more inclusive and equitable world as long as we keep it in check.

Praveen is a technical lead at Wednesday Solutions. He's an open source and a sports enthusiast. He loves taking on challenging problems.

Fredrik is currently a freelance consultant and has been working with and been weirdly fascinated by React Server Rendering for the last 8 years. He is a React Query contributor, has written his own custom server renderer(s), and though he wishes he had time to contribute more actual code to open source than he currently does, his issues, discussions, suggestions and explanations on mostly SSR-related matters litters many corners of GitHub and the wider internet.

He lives in Stockholm, Sweden, is a Cognitive Scientist by education and likes brewing beer in his free time, that is, when he isn’t playing Zelda with his kids. Zelda is incidentally also the name of his dog.

An enthusiastic member of the W3C, Tiger loves the web. He creates projects combining software with old devices in unique ways. He has turned old phones into an interactive art piece and created a laundry machine with cardboard. He has previously worked on Edge, Firefox, Chrome, and tooling for software developers. In his spare time, Tiger performs improv with his partner.

Hi, I’m Harsh Shah. I am a self-taught developer I am currently working as CTO at Pedals Up Blockchain Studio & Polygon Advocate. I started my coding journey in 2009. That was the first time when I ran my first code in the C language “Hello World!”. Then after there was no look back, I learned C, C++, Html, CSS, Javascript, Python, SQL and many more technical languages & frameworks. I am always a curious person about technology. When I started working in the industry, I worked with various Startup Companies across the globe, like Elemetor, KDE(GSOC), Wikimedia(GSOC), Mokko(USA Based), Dataone, Pycon Taiwan, etc.

I am also a community builder. I started my first community at college with the help of some of my friends, Then after I started contributing to other communities like Makerfest, GDG Ahmedabad, Echai, Pydata, and IIT-B Ecell. Currently, I am a co-organizer of GDG Cloud Ahmedabad & Pydata Ahmedabad. I am also a Polygon Advocate.

I have given more than 30+ talks on several topics like Google Cardboard (VR), Google Cloud Tech (GCP), Python tech, React Js, React Native, and Design Systems at the Local & Global levels.

Currently, I am also working on Web 3 space for the last 3 years. And worked with more than 10+ startups in the Web 3 space. We at Pedals Up(company) work with clients like, Biconomy, Nord Finance, Pillow Funds, Scallop, Kalamint, NFT, and so on.

Hi, I'm a tech lead at BAM where I've been developing React Native apps for 7 years. My obsession is mobile apps performance 🚀. I truly believe it's our responsibility to develop performant apps, as one way to fight against climate change!

Karan is working as SDE 2 at Fabric. Currently dabbling with Design System, Micro Frontend and Frontend Infrastructure

Hi, I’m Daniel Jakobsen. I’m a full-stack staff engineer. Active in the javascript space - talking in meetups, blog posts. I enjoy bouldering, DIY projects & tinkering with AI.

A graduate of the Polish-Japanese Academy of Information Technology. He is currently working as a Senior Software Engineer. He has been working in the industry for several years, developing large commercial projects and developing solutions for key clients. Front-end is his hobby and passion.

Negar is a senior software developer at Lightspeed Commerce, based in Montreal, Canada, with a focus on frontend development. With expertise in React, Vue, and a passion for CSS and web styling, she excels at simplifying complex concepts to make them accessible to all.

Hi, I’m Josh! I’m an independent full time open source developer. I work on projects in the TypeScript ecosystem, most notably typescript-eslint: the tooling that enables ESLint and Prettier to run on TypeScript code. I’m also the author of the O’Reilly Learning TypeScript book, a Microsoft MVP for developer technologies, and an active conference speaker. My personal projects range from static analysis to meta-languages to recreating retro games in the browser. Also cats.

Lucas is a proud dad and kickboxing brown belt. He has over 15 years of experience in large-scale software development, from system design and architecture to engineering management of front-end teams. In addition, he invests time in influencing technical recruitment processes, mentoring engineers, and, most recently, hosting a career podcast in Brazilian Portuguese. Currently working at Apple as a contractor from Avenue Code.

Software Engineer working and having fun developing the Spotify client for Smart TVs and Gaming consoles. Freezing (but enjoying) the charming landscapes of the nordics.

James is Co-Founder and CEO of ElectricSQL. Prior to founding Electric, he co-founded the Post Urban venture builder and was co-founder and CTO of synthetic data company Hazy.

I'm a Performance Architect @ Wix Viewer. For the last 6 years, I’ve been a part of building the application that renders Wix websites With over 9 years of experience in software development, I started my career in networking and Linux but was always passionate about web development. In the last 2 years, I have been a part of the performance team, where we improve the performance of Wix websites, and make sure Wix websites are the fastest in the world. In my free time, you can find me working out at the park, playing basketball, and also working and maintaining my own NBA website.

Matheus is a Sr. Front-End Engineer at Medallia, building their surveys platform and helping them shape the customer experience market with React, and a Google Developer Expert in Web Performance.

His areas of interest include React and its ecosystem, JS and compile-to-JS languages, DX, and perceived performance optimization. Aside from public speaking about these, he also volunteers at TechLabs, teaching front-end development.

I've always been excited by the web. React is so obviously the right DX for building UIs, isn't it? But the whole stack is quite complex, especially if you want to build apps with realtime multiplayer/collaboration features. I want to make that easier and am on a mission to build an open-source framework to help with that.