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!

E. Dunham
Okta, USA
From a background in DevOps, Systems Administration, and SRE, edunham has recently taken the leap into developer advocacy to spread information about which tools and approaches fit which problems well, and to gather real-world feedback that helps Okta improve its products. Outside of work, you'll often find them anonymously automating annoyingly manual workflows in their favorite online games, gardening, and getting interrogated about whether they have or are food by several chickens and a cat.
Jamal Sinclair O'Garro
Netflix, USA
Jamal Sinclair O’Garro is a senior software engineer at Netflix that has a keen eye for product design and is able to not only architect systems but can also handle design from a UX and "look and feel" perspective. Before Netflix, he single handedly designed and architected over 15 production desktop applications both for Citadel and Citadel Securities. Some of these systems process billions of dollars of orders and trades daily.
Jamal is a published author, is heavily involved in the tech scene and runs two of New York City's largest tech meetups (~14,000 members combined). He has also had the honor of being invited to speak about technology, and diversity at the White House, United Nations, New York University, Columbia University and Harvard Business School. Jamal has also been featured or quoted in Fortune, Forbes, TechCrunch, CNN/Money and Black Enterprise and has taught web development at Columbia University and the New Jersey Institute of Technology.

Gabriel Nordeborn
Arizon, Sweden
Author of RescriptRelay and host of RelayMeetup.com. Partner at Arizon, a Swedish IT-consultancy and startup incubator. Loving GraphQL, Relay and ReScript.

Konstantin BIFERT
Baserow.io, Netherlands
Devrel at Baserow.io :avocado: Nuxt and WTM ambassador, sharing good vibes and helping people.

Tyler Clark
Auth0/Okta, USA
Tyler has a passion for the web and loves everything about the front-end ecosystem. He currently works as a Senior Developer Advocate at Auth0 as well as an instructor on egghead.io. He teaches on a wide range of topics which includes everything from CSS to SQL.

Matan Borenkraout
Microsoft, Israel
Matan is a Senior Software Engineer at Microsoft, speaker and a tech blog writer. He is a React enthusiast and a Testing Library maintainer who's aiming to understand how things work rather than satisfying on a given API. Matan believes that knowledge is worth nothing if not spread.

Jorge Cohen
Meta, UK
Jorge is an Engineering Manager on the React team at Meta, where he supports the developer experience and open source efforts, working on projects like React Native's stability, Metro, React DevTools, and the React Native DevTools. He has a background in cross-platform mobile development and has previously led engineering teams at Citymapper and Meta Reality Labs, working on products that explore new interaction paradigms and emergent platforms. With over 20 years of experience, Jorge is passionate about building software that empowers developers. In his free time, he enjoys cycling, tinkering with old hardware and emulators.

Kateryna Porshnieva
Buffer, Estonia
Kateryna is an engineer from Ukraine with 10+ years of experience in UI development and design, currently leading front-end direction at Buffer. She is passionate about accessible web, design systems and making complex things simple. Apart from work, she is active in tech community, organises board game nights and is known as a coffee snob.

Kellen Mace
WP Engine, USA
Kellen Mace works on the Developer Relations team at WP Engine. He and his team produce content on how to build modern JavaScript apps powered by headless WordPress backends at [developers.wpengine.com](http://developers.wpengine.com/). He is a contributor to WPGraphQL and the creator of the WPGraphQL for Gravity Forms plugin. He has been building and launching production headless WordPress applications for a number of years, and loves teaching others how to do the same.

Pillippa Pérez Pons
Smartbiz, USA
Pillippa is a dedicated software developer and avid React enthusiast, fueled by her innate curiosity and zeal for learning. Hailing from a small town and growing up in a large family, she embraced the virtues of persistence and determination from a young age. Pillippa's keen focus on innovation and the practical application of new knowledge drives her exploration of diverse features in web development. As an active participant within the community, she aspires to inspire and collaborate with fellow developers, fostering a collective spirit of growth and advancement.

Steven Yau
PlayCanvas, UK
An experienced games developer with over a decade’s worth of experience ranging from AAA console games, XR and F2P mobile games for some of the largest companies in the games industry.
Loves to learn, solve problems and challenges, be it technical, managerial or design related to create user impact and experiences.
Worked with cross discipline teams, both large and small, mentored team members and students and has managed multiple stakeholders to build cohesive project roadmaps.
Wants to create great products and have some fun along the way (๑˃ᴗ˂)ﻭ

Tony Gorez
Tether, France
Systems Engineer and security researcher. Member of the Bare team at Holepunch, ex Postman. Passionate about reverse engineering.

Bartek Iwanczuk
Deno, Poland
Bartek started contributing to Deno in late 2018, becoming the first employee to Deno Land in December 2019. Currently leading the CLI team.

Tom Glenn
Heroic Labs, Scotland
Tom is a software engineer and game developer with a passion for creating and sharing educational content. With 15 years of experience in the industry, he has honed his skills in Unity, Unreal Engine, and Godot. As the lead engineer in Heroic Labs' DevRel team and creator of the popular YouTube channel CodeWithTom, Tom creates engaging educational content to empower the next generation of game developers.

Loren Sands-Ramshaw
Temporal.io, USA
Loren is a Language Runtime Engineer at Temporal, maintaining the TypeScript runtime. They also wrote a book on GraphQL (The GraphQL Guide) and spent over a decade doing full-stack web and mobile development. They love swing dancing and authentic relating, and they secretly miss CoffeeScript 😄.

Juan Picado
mobile.de, Germany
Lead maintainer for 📦🔒 Verdaccio • 👨🏽💻 React and Node.js developer • Open Source believer

Wess Cope
Appwrite, USA
Suffers from Application Development Disorder. With over 25+ years of experience designing and developing software from fortune 50 companies to being employee #1 at start ups. An affinity for open source software, community and believes in using the right tools for the right job, even if the right tool needs to be invented.

Vojtech Miksu
Uber, USA
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.

Mark Wubben
Monolith, Netherlands
Hi! I’m a humanist & technologist who loves working with the web. I build products, often involving a heavy dose of backend Node.js services. Having confidence that these services work as designed allows me to iterate faster and provide value. So, good thing then I’m also the core maintainer of AVA, the Node.js test runner that lets you develop with confidence.

Björn Ritzl
Defold Foundation & Refold, Sweden
Chairperson of the Defold Foundation, overseeing development of the free and source available Defold game engine. Co-founder of Refold. Worked with mobile game development since before the smart phones. Enjoys old school games and traditional roguelikes.

Michael Hablich
Google (Chrome team), Austria
Michael Hablich is a Product Manager at Google working on Chrome. There he focuses on removing friction for developers that need to test and debug web applications. In the past he worked as a developer, tester, agile coach, program manager, and engineering manager. He enjoys spending time with his daughters, rock climbing, and scuba diving.


