JavaScript experts, mentors, speakers

Explore personalities and their talks, workshops, videos, and articles. While we focus primarily on JavaScript and frameworks like React, Vue, Svelte, and Node, you may find experts on other fields on our Portal. To name a few – Testing, DevOps, Machine Learning, and many more!
Natalia Venditto
Natalia Venditto
Microsoft, Spain/US
With a developer career that started in the early 2000's and lived through the evolution of web and cloud development, Natalia Venditto has worked in the roles of full-stack software engineer in enterprise, technical lead, and architect. She's a Google Developer Expert for Web and Angular, an open source contributor to Angular, Node.js and core maintainer for Web Fragments. She works in the role of Principal Product Manager at Microsoft, architecting, developing and managing developer tools for AI and JavaScript.
Jon Meyers
Jon Meyers
Supabase, Australia
Jon Meyers is a Software Engineer, Educator and Hip Hop Producer from Melbourne, Australia. He's passionate about web development and enabling others to build amazing things! He is currently working as a Developer Advocate at Supabase, showing just how awesome databases can be!
Lainey Feingold
Lainey Feingold
Law Office of Lainey Feingold, USA
Lainey Feingold is a disability rights lawyer in the United States who has worked to make the digital world more inclusive since 1995 and negotiated the first web accessibility agreement in the United States in 2000. Lainey is an international speaker and the Digital Accessibility Resource for the global business to business non-profit Disability:IN. Lainey believes in collaboration over conflict. She developed and practices Structured Negotiation, a problem-solving strategy that avoids lawsuits and focuses on lasting change and relationship-building in the digital accessibility space. She is the author of Structured Negotiation: A Winning Alternative to Lawsuits.
Shivay Lamba
Shivay Lamba
TensorFlowJS Working Group Lead
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.
Ivan Akulov
Ivan Akulov
Senior Performance Engineer at Framer, Netherlands
Ivan is a: • Google Developer Expert • Sr Web Performance Engineer at Framer • Prev. web perf consultant (Google, Toggl, Appsmith, etc.) Outside of work, Ivan enjoys exploring modern art, discovering lesser-known electronic and techno artists, and obsessing over serif typefaces.
Phil Nash
Phil Nash
IBM, Australia
Phil is a developer relations engineer for IBM and Google Developer Expert living in Melbourne, Australia. He's been working in developer relations for a decade, speaking at conferences since 2012, and writing JavaScript since before jQuery. Away from the keyboard, Phil enjoys travel, live music, and hanging out with his mini sausage dog, Ruby.
Alyssa Nicoll
Alyssa Nicoll
Progress, USA
Alyssa is an Angular Developer Advocate for KUI and a Google Developer Expert for Angular. Her two degrees (Web Design & Development and Psychology) feed her speaking career. She has spoken at over 30 conferences Internationally. She streams weekly on the Angular Air podcast and Twitch CodeItLive channel. She enjoys gaming, scuba diving, and has a little one that fondly goes by "Mr. Milks".
Katerina Skroumpelou
Katerina Skroumpelou
Nx, Greece
Senior Engineer at Nx, open source contributor, GDE for Angular & Google Maps platform, WTM Ambassador, AngularAthens meetup co-founder. Mentoring women into tech, speaking about the cool things I do, climbing mountains and serving cats for life.
Sergio Xalambri
Sergio Xalambri
Daffy, Perú
I'm Sergio Xalambrí, an Argentinian web developer living in Perú and working at Daffy.org. I'm a tech writer at sergiodxa.com and an Open Source author and contributor. I'm an early supporter and contributor of Remix. Previous contributor of Next.js, SWR, and several other OSS projects. I’ve also authored Remix Auth, Remix Utils, remix-i18next, useMutation, flagged, and more packages.
Andrey Sitnik
Andrey Sitnik
Evil Martians, Barcelona, Spain
With more than 20 years in open source, Andrey Sitnik created a few popular CSS tools (PostCSS, Autoprefixer), local-first framework (Logux), and many small libraries with millions of downloads (like Nano ID).
Herrington Darkholme
Herrington Darkholme
fun.xyz , USA
Frontend Vimmer. A Web Developer and Web Dev Tool Developer. Open Source with Rust/TypeScript. ast-grep is my hobby project!
Oleg Šelajev
Oleg Šelajev
AtomicJar, Estonia
Oleg Šelajev is a developer advocate at AtomicJar working on making integration tests with Testcontainers better for everyone in the community. VirtualJUG leader. In 2017 became a Java Champion.
Alexander Granin
Alexander Granin
Freelancer, UAE
Mentorship available
I am a book author, international speaker, researcher, software architect, and seasoned software engineer. I am a recognized figure within the Haskell community, renowned for pioneering ideas in the world of functional programming. I have authored two books: "Functional Design and Architecture" (in two editions) and am currently working on my third book, "Pragmatic Type-Level Design." Additionally, I have created my own development methodology known as Functional Declarative Design, serving as a counterpart to Object-Oriented Design. With over 14 years of experience across various programming stacks, including C++, Haskell, C#, and Python, I have traversed the full spectrum of roles, progressing from a regular developer to a software architect and team lead. I have previously served as a member of program committees for C++ conferences, including C++ Siberia and C++ Russia. I was working with the speakers all around the world to help them prepare their talks and to make their participation in the conferences smooth and joyful. As a seasoned speaker, I have delivered more than 20 talks at both local and international conferences, including a keynote presentation on functional C++. My personal mission revolves around providing practical insights into constructing industrial-grade applications using concepts from functional programming.
Oleg Isonen
Oleg Isonen
Webstudio, Germany
Oleg is a UI Engineer and the founder of Webstudio, an Open Source visual development platform that aims to break through the limits of popular no-code tools and solve designer-developer collaboration challenges.
Will Eastcott
Will Eastcott
PlayCanvas, UK
Will Eastcott is CEO and co-founder of PlayCanvas, an open source, browser-based game engine. Will is a 25 year veteran of the games industry, with credits in Call of Duty, Max Payne, DJ Hero and many more. Will is a vocal advocate for open source and open standards and is currently obsessed with taking the web into the third dimension.
Jen Luker
Jen Luker
Gremlin, USA
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.
David Burns
David Burns
BrowserStack, UK
David Burns, heads the Open Source office at BrowserStack. He is also a core contributor to the Selenium project and Chair for the W3C Browser Testing and Tools Working Group.
Michał Pierzchała
Michał Pierzchała
Callstack, Poland
Head of Technology at Callstack. Passionate about building mobile and web experiences, high quality JS tooling and Open Source. Core React Native Community & Jest contributor. Space exploration enthusiast.
Sathya Gunasekaran
Sathya Gunasekaran
Meta, UK
Sathya is a software engineer on the React core team at Meta, where he is currently building the React compiler. Previously, he worked on the V8 JavaScript compiler at Google.
 Stefan Baumgartner
Stefan Baumgartner
Oida.dev, Austria
Stefan Baumgartner is a software architect based in Austria and the owner of oida.dev. He is the author of “TypeScript in 50 Lessons”, published by Smashing Magazine, and "The TypeScript Cookbook", published by O'Reilly. He organizes ScriptConf, DevOne, and Rust Linz, and co-hosts the German-language Working Draft podcast. Stefan enjoys Italian food, Belgian beer, and British vinyl records.
Luca Casonato
Luca Casonato
Deno, Netherlands
I'm a developer and open source enthusiast. I like Rust, Go, TypeScript, and fast websites. I work at the Deno company, building Deno and Deno Deploy, and serving as a delegate at TC39.
Alexander Lichter
Alexander Lichter
VoidZero, Netherlands
Alex is a Developer Relations engineer at VoidZero, a Nuxt.js Team member, Web Engineering Consultant, and open-source enthusiast. He creates tech-focused video content, co-hosts the DejaVue Podcast, speaks at conferences, and leads workshops to empower developers and advance the web ecosystem.
Carolina Pascale Campos
Carolina Pascale Campos
Briza, Brazil
Carolina is always exploring new paths and looking for new perspectives for solving problems. As a computer scientist working at Briza, she loves to work in challenging industries, like insurance. She believes that everyone is responsible for making the tech environment safer and diverse. Pasta maker, coffee enthusiast and book lover.
Daniel Ehrenberg
Daniel Ehrenberg
Bloomberg, USA
Daniel Ehrenberg is a software engineer on Bloomberg’s JavaScript Infrastructure & Tooling Engineering team. He serves as the Vice President of Ecma International and contributes to Ecma TC39, the JavaScript standards committee. Daniel has dabbled in WebAssembly and web standards as well, both while at Bloomberg and in his previous positions at Igalia, a free software cooperative, and at Google on the V8 team, the JavaScript engine in Chrome.