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!

Kaleb McKelvey
Netflix, USA
I'm a frequent traveler, too much coffee drinker, and a constant Reddit lurker. Since Diablo 1 piqued my interest in learning how to program, I've been on a mission to continuously grow through my career and personal experiences as a Software Engineer. I hope to share the things I learn with the world!

Adam L Barrett
NRWL, Canada
Adam L Barrett is a JavaScript and Front-End consultant, a contributor to open source, and avid bike-shedder. Adam believes, when writing conference bios, he should probably mention his two children, his love of movies and probably his hobbies, like hosting a board game podcast, to help the reader connect with him as a person, but ...well, that sounds sort of manipulative so Adam has chosen not to. Adam is above that.

Yuma Heymans
HeroHunt.ai, United States / Netherlands
Yuma is the co-founder of HeroHunt.ai (the creator of AI Recruiter Uwi) and a thought leader on AI agents.
Yuma is very bullish on building the new software revolution of completely autonomous agents who can work for companies on complete autopilot with a mental model of AI teams.

Nikhil Kumaran S
Cloudera, India
Hi, I'm Nikhil Kumaran S, Frontend developer with expertise in Reactjs. I currently work at Cloudera. I have a passion for knowledge sharing. I share my knowledge by writing blog posts, giving tech talks at conferences, and mentoring people on Frontend development.

Nicolas Dubien
Pigment, France
Nicolas is a developer at Pigment. He is the author and main contributor of the JavaScript open source library fast-check.

Mettin Parzinski
Miro, Netherlands
Father, husband, squash player, quite bad at chess, metalhead, aspiring woodworker. Working in the developer experience team at Miro to enable other developers to create awesome plugins for Miro boards.

Priit Kallas
Amperly AI consultancy, Estonia
Priit Kallas is the founder and strategist of the Amperly.com AI consultancy. He has been an entrepreneur and marketer since 1996. His daily work involves improving his clients results with SEO, content marketing, Google, Analytics, ChatGPT, and artificial intelligence tools.
In his work, he has collaborated with many top brands in Estonia and Europe: Telia, Nordea, EAS, If Insurance, Peugeot, University of Tartu, Estonian Unemployment Insurance Fund, European Institute of Innovation and Technology, Estonian Tax and Customs Board, SEB Bank, Tele2, and many others. He has created campaigns targeted both in Estonia and globally. Priit is a business mentor for several Estonian incubators.
Priit has shared his knowledge about using AI for business and productivity with more than 10,000 specialists, entrepreneurs, and marketers. He has had close to 1,000 training sessions, workshops, and conference presentations.
Priit has published over 1500 articles, videos, and podcasts. This material has been read, listened to, and viewed by over 12 million people worldwide. Priit is also a radio host at Äripäev Radio, Estonia’s to business news channel, helping Estonian marketers to get results.

Siriwat (Jun) Kunaporn
MUI, Thailand
Jun is a Software Engineer at MUI, where he works on Joy UI and improves the developer experience. He enjoys coffee in the morning and watching series in his free time.

Nathan Shively-Sanders
Microsoft, USA
Nathan is an engineer on the Typescript team, working on Javascript support and open source community, including Definitely Typed. He has a Ph D in linguistics from the time he made a machine classify Swedish dialects using syntax. The common thread is that Nathan loves writing programs to understand messy linguistic systems.
For fun, Nathan enjoys video games, a wide variety of reading, and hiking with his family around the Pacific Northwest.

Misha Kaletsky
expect-type Creator, USA
Misha Kaletsky is an active open-source contributor, known for projects like expect-type, trpc-cli and eslint-plugin-codegen. Misha has specialized in C#, F# and TypeScript at Microsoft, since building out multiple healthcare startups from scratch, almost exclusively in TypeScript. He has a particular interest in developer productivity and type safety for large-scale applications. Misha lives across the river in Brooklyn with his wife and one-year old son (with a second due a few weeks before JSNation!).

Kamran Ayub
Kamranicus, USA
Kamran is a DevEd consultant who helps developer marketers create lean, mean lead-generating content cuisine. He writes about how to avoid fast food developer content marketing in his DevEd Test Kitchen newsletter and hosts DevEducate, a podcast about creating remarkable developer learning experiences. You can learn more at https://deved.love.

Benjamin Schachter
treasure it, USA
Benjamin Schachter is a software engineer based in Brooklyn, NY and founder of treasure it, a platform to get and give things for free. He loves React Native and Typescript.

Nicholas Yang
Vercel, USA
Nicholas is a software engineer at Vercel working on Turborepo. He lives in Brooklyn, New York. He likes to cook, watch movies, and travel. He's working on a chili oil business on the side.

Vikash Agrawal
Amazon Web Services, Canada
Vikash Agrawal is a Software Development Manager at Amazon Web Services (AWS), leading initiatives in the AWS CloudWatch team. Previously, he played a key role in developing Amazon Q Developer, a Generative AI-powered assistant for developers. With over a decade of experience in software engineering and leadership, Vikash has led high-impact teams at Housing.com and Dream11, driving innovation and scalable solutions. A strong advocate for open-source, he has contributed to Mozilla (2012) and the World Wide Web Consortium (W3C) (2013) through the prestigious Google Summer of Code. Passionate about AI, cloud computing, and engineering excellence, he is dedicated to building cutting-edge technology that empowers developers worldwide.

Dimitris Kiriakakis
ZEAL, Germany
Full Stack Developer with 10+ years of working experience in different sorts of frontend & backend frameworks, author on dev.to and medium with focus on Web Technologies, Modern Frameworks, sustainability and performance optimisation. In his free time he enjoys skiing and windsurfing, depending on the season. Dimitris is passionate about contributing towards a faster and more sustainable web.

Adam Ginsburg
Buzzy, Australia
Adam Ginsburg is the Founder and CEO of Buzzy, an innovative AI-powered no-code platform that enables users to transform ideas into applications quickly and efficiently. Under his leadership, Buzzy has gained recognition for simplifying the app development process, allowing users to create full-stack applications with minimal coding knowledge.
Prior to founding Buzzy, Ginsburg co-founded Aptrix, a company that was acquired by IBM and became part of IBM Web Content Manager. His experience in the tech industry spans multiple ventures, showcasing his strong background in product management and technology innovation.
In addition to his professional pursuits, Adam Ginsburg is a family man and an avid surfer, reflecting a well-rounded lifestyle that balances work and personal interests. He is known for his energetic and positive approach, making him a valued collaborator in the tech community.

Oliver Barnwell
The Guardian, UK
I first developed an interest in programming in my early teens, making text-based adventure games in QBasic. After completing my degree in 2020, I stumbled out of the pandemic directly into the newly transformed fully remote world of work. In August ‘21 I accepted an offer to join the Guardian where I have been working on their identity platform migration. Outside of work I contribute to the Great British Public Toilet Map, an open source project dedicated to helping people find toilets across the UK. You can find me tweeting about life and work [@olliethinks](https://twitter.com/olliethinks).

Patrick Akil
Xebia, Netherlands
Software Engineer at Xebia. Creator of the Beyond Coding Podcast (40k+ subscribers), conference speaker, and educator who's passionate about connecting people and making tech events awesome!

Daniel Dunderfelt
Dunderfelt Consulting , Finland
Freelance full stack developer from Finland with 10+ years in the business. I focus on building services and apps from scratch to production.

Edoardo Dusi
DevRel Team Manager - Storyblok, Italy, Bologna
Edoardo has a strong software developer and team leader background, working on various projects and platforms. He is passionate about creating and sharing content that educates and inspires other developers, such as tech talks, videos, podcasts, conferences, and more. He enjoys connecting with the developer community and promoting the benefits of open source software.

Andy Richardson
GraphCDN, UK
Andy is a Software Engineer at GraphCDN and maintains of a number of Open Source projects including urql devtools and Fielder. Not a pro at tennis but is always down for a hit 🎾

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

Nikolay Matvienko
Grid Dynamics, United Arab Emirates
Principal Architect and Node.js expertise leader at Grid Dynamics.
Node.js and serverless consultant.
Public speaker and https://cloud-machine.expert/ blog author.

Paulo Ragonha
Mojang Studios, Sweden
Paulo is currently a tech lead at Mojang Studios, where he is helping improve the UI/UX of the biggest game in the planet (Minecraft). Natively from Brazil, he has moved to Sweden six years ago, enough time to adapt to the cold weather and even enjoy commuting with his bicycle during snowstorms. In the past, he has also ventured in book writing, having published books on automated testing in JavaScript.