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!
Maël Nison
Maël Nison
Mistral AI, France
Maël is a distinguished software engineer, recognized for his contributions to the tech industry. He is currently the lead maintainer for Yarn, a popular JavaScript package manager. Maël's expertise extends across multiple domains, but he specializes in front-end development, JavaScript, and TypeScript. Known for his practical and innovative solutions, Maël's work has been integral to improving JavaScript's ecosystem. Apart from his professional achievements, Maël is a passionate advocate for open source projects and contributes to various initiatives.
Carmen Huidobro
Carmen Huidobro
Incredible Holding GmbH, Vienna, Austria
Carmen Huidobro is a developer advocate and dev education enthusiast. She thrives on lifting others up in their tech careers and loves a good CSS challenge. Always excited to talk about teaching tech, especialmente en Español, oder auf Deutsch.
Carmen Huidobro
Carmen Huidobro
Directus, Austria
Carmen Huidobro is a developer advocate and dev education enthusiast. She thrives on lifting others up in their tech careers and loves a good CSS challenge. Always excited to talk about teaching tech, especialmente en Español, oder auf Deutsch.
Jason Laster
Jason Laster
Replay.io, USA
Jason is a JS time traveler, DevTools dev, and recent dad exploring the joys of fatherhood.
Jamie Barton
Jamie Barton
Dev Rel @ Turso
Working with Databases, APIs, GraphQL and Web3
Juho Vepsäläinen
Juho Vepsäläinen
Toska osk., Finland
Mentorship available
Juho Vepsäläinen is behind the SurviveJS effort. He has been active in the open source scene since the early 2000s and participated in projects like Blender and webpack as a core team member. Blue Arrow Awards winner.
Ruben Casas
Ruben Casas
Postman, UK
Ruben Casas is a Staff Engineer at Postman, specialising in micro-frontends and large-scale frontend applications. He loves tackling complex architectural problems and providing pragmatic solutions to hard engineering challenges.
François Best
François Best
47ng, Grenoble, France
Hi! I’m a freelance web developer from France. After a career in the audio industry, I moved to the web because of how fast it allowed me to build, iterate, and ship great user experiences. React has been a major part of this success story. I’ve also been building and maintaining open-source software since 2007, from bare metal to the cloud, with libraries for React, Next.js, Fastify & Prisma. I love the open sharing of code we find useful, and the community it creates around it.
Alex Lakatos
Alex Lakatos
Interledger Foundation, UK
Alex has spent the past 11 years working on the Open Web within Browser, Communications, and FinTech organizations. With a background in web technologies and developer advocacy, he's helped organizations build developer-friendly products while engaging with the developer community at large. As the new Technology Lead for the Interledger Foundation, he focuses on lowering the barrier to entry into the Interledger ecosystem and drive the adoption of the web standards powering the Interledger protocol. An avid traveller, it's likely you'll bump into him at developer conferences around the world.
Ethan Arrowood
Ethan Arrowood
Microsoft, USA
Open source maintainer for Fastify. Software Engineer at Microsoft. Loves hiking and skiing.
Mat Groves
Mat Groves
Goodboy Digital, UK
Creative coder, all about Javascript, WebGL and optimisation. Creator of PixiJS.
Gregor Ojstersek
Gregor Ojstersek
Engineering Leadership newsletter, Slovenia
Gregor is an engineering leader with 12+ years of experience in the engineering industry. In his career, he grew as an engineer to Senior Software Engineer and after to Lead roles (Team Lead to Engineering Manager to Head of Engineering to VP of Engineering to CTO). And now he is helping people and teams/companies to thrive with Fractional/Interim CTO roles, tech advising, coaching and mentoring. He is also writing one of the fastest growing newsletters for engineers and managers called Engineering Leadership newsletter.
Grgur Grisogono
Grgur Grisogono
Modus Create, Croatia
Grgur is Director, Engineering at Modus Create and also your friendly neighborhood JavaScript engineer who loves connecting business with technology. Grgur loves telling stories and anecdotes, fueled by the experience of working with dozens of Fortune 1000 companies since 2005. He also enjoys talking about sourdough baking, latte art, and brean-to-bar craft chocolate.
Markus Oberlehner
Markus Oberlehner
karriere.at GmbH, Austria
Software Architect @ karriere.at – Crafting resilient and sustainable software solutions. Professional Web Developer for 12 years. I specialize in Vue.js and am a strong advocate for Test-Driven Development.
Amy Dutton
Amy Dutton
Ah Ha Creative, USA
Amy has over 22+ years of web experience and have expertise in product design, frontend, and backend development. She's developed multiple technology courses and written curriculum for the University of Florida, in their Master’s program. She has spoken at conferences around the world about full stack development. Her podcast, http://Compressed.fm supports thousands of developers with design and engineering tips. She has built hundreds of websites and products for enterprise companies, startups, and even major recording artists. She lives in Nashville, TN with her husband, 3 adorable children, and 2 dogs.
Sharone Zitzman
Sharone Zitzman
RTFM Please, Israel
I'm a marketing technologist and open source community builder, who likes to work with engineering teams that are building products that developers love. Having built both the DevOps Israel and Cloud Native Israelcommunities from the ground up, today I spend my time finding the places where technology and people intersect and ensuring that this is an excellent experience. You can find my talks, articles, and employment experience at rtfmplease.dev.
Ioana Chiorean
Ioana Chiorean
Interledger Foundation, Germany
Ioana is an engineer manager flavored in communities, and devrel, that has more than 12 years of experience in tech with a specialization in mobile apps and web. Sr. Engineering Manager at Interledger Foundation. She is the Module Owner for Mozilla Reps, one of the alumni of MozTechSpeakers, and stands as an ambassador for CodeWeek at the European Commission. In her free time, she contributes to Open Source and different volunteering programs, while enjoying a coffee or a good wine.
Oliver Medhurst
Oliver Medhurst
Porffor, United Kingdom
Creator of Porffor. TC39 and WinterTC invited expert.
Roman Pronskiy
Roman Pronskiy
JetBrains, Netherlands
Roman is a Developer Advocate at JetBrains, ex- Product Marketing Manager for PhpStorm, and author of the PHP Annotated newsletter. He is passionate about PHP and Web development, tech, and electronic music. Had a hand in the establishment of The PHP Foundation and currently serve as its Board Member and Operations Manager. 📍 Originally from Kharkov, Ukraine, now reside in Amsterdam, NL.
Brooks Lybrand
Brooks Lybrand
Shopify, USA
I'm a Web Developer who specializes in building highly interactive, data-rich React applications. I've worked across the entire stack, and especially excel at creating tools that seamlessly connect users to data and models that make their lives easier and better.
Knut Melvær
Knut Melvær
Sanity.io, Norway
Knut Melvær (b. 1985) is a graduate in the study of religion\s who has pivoted into technology. He is currently working as Head of Developer Relations at Sanity.io. Previously he has been a senior technology consultant at Netlife, a reknowned Norwegian UX- and Design Agency. Before that a PhD Fellow at the University of Bergen. As a technology consultant, he has held workshops in user research, technology strategy, and web development. He has been involved in projects with a wide range of clients such as Energi og Klima, NDLA, Enivest, Fearnley Offshore Supply, Norwegian Fund and Asset Management Association, Warner Music, De Bergenske Hotels, The Norwegian Government Agency for Financial Management, U4 Anti-Corruption Resource Centre, The City of Oslo, and Gjensidige. Knut has extensive experience in research, dissemination, teaching, and writing. He has organized and taught courses from undergraduate to graduate level at university. His fields of study have been quantiative and qualitative methodologies in the study of religion, the evolutionary and cognitive science of religion, new religiosity, and digital humanities. He has done podcast interviews of Holberg Prize laureates and been a columnist in newspapers like Klassekampen, Sysla, and Morgenbladet.
Zack DeRose
Zack DeRose
Narwhal Technologies, USA
Zack DeRose is Senior Engineer for Narwhal Technologies, where he works to build a better world through tech! In addition to the enterprise consulting done at Narwhal, Zack is very interested in content creation and teaching others! When not building web applications at scale, Zack enjoys a robust family life at scale, living in Phoenix AZ with his wife and 6 kids.
David Blass
David Blass
ArkType, USA
David Blass is a full-time open source TypeScript developer and author of ArkType, a 1:1 validator for TypeScript. ArkType is the first validator to include a static parser that can infer TypeScript’s syntax as well as a full type system that can compare arbitrary pairs of types for assignability and automatically discriminate unions. Predictably, David loves parsers and types, but also bow ties and his wife’s vegan cooking. He lives with her and their 5 pets in Boston, Massachusetts, and is currently pursuing funding to continue working on ArkType full-time!
Aria Minaei
Aria Minaei
Theatre.js, Germany
CEO Theatre.js, designing a design tool – blurring the line between designer/developer, author/consumer, and artist/scientist.