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!
Kræn Hansen
Kræn Hansen
MongoDB, Denmark
Kræn is a Senior Software Engineer at MongoDB contributing primarily to Compass, MongoDB Shell, Realm JS and its related packages. He has build and maintained multiple React apps, including the Realm Cloud (replaced by MongoDB Atlas post acquisition) and Realm Studio (an Electron app to browse the Realm database). He lives 30 minutes west of Copenhagen, with his wife and their two twin girls and 2-yo baby girl.
Carly Richmond
Carly Richmond
Elastic, UK
Carly is a Developer Advocate and Manager at Elastic, based in London, UK. Before joining Elastic in 2022, she spent over 10 years working as a technologist at a large investment bank, specialising in front-end web development and agility. She is a UI developer, who occasionally dabbles in writing backend services, a speaker and a regular blogger. She enjoys cooking, photography, drinking tea, and chasing after her young son in her spare time.
Nicholas Yang
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.
Yuma Heymans
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.
Aashima Ahuja
Aashima Ahuja
Freelance Consultant, Netherlands
I am a frontend engineer working. I am a JS enthusiast. I love talking about the Web and exploring new technologies. I believe knowledge grows with sharing , so I love to spread my knowledge about frontend.
Mesut Durukal
Mesut Durukal
Indeed, Japan
Mesut has 15+ years of experience in Industrial Automation, IoT platforms, SaaS/PaaS and Cloud Services, the Defense Industry, Autonomous Mobile Robots and Embedded and Software applications. Along with having proficiency in CMMI and Scrum & PMP experiences under his belt, he has taken various roles (as Quality Owner, Hiring Manager, and Chapter Lead) in multinational projects. He has expertise in test automation and continuous testing in CI/CD pipelines. Besides, he has been facilitating test processes and building the test strategy and lifecycle of the projects. He is a frequent international speaker, the best presentation award winner, and a member of various program committees. He has spoken at 100+ international conferences (6 continents, 25+ countries: 10+ of them are in-person).
Michael Tintiuc
Michael Tintiuc
Modus Create, Moldova
Michael is a full-stack engineer and designer with over a decade of commercial experience in multiple web and mobile technologies. An advocate and frequent contributor to open source software, Michael is the author of the ionic/vue library which allows developers all over the world to write Ionic mobile apps using the Vue framework. In his free time, he enjoys game development, contributing to Open Source, hardware modding and creating projects in new languages.
Jonathan Sheely
Jonathan Sheely
Decentology, United States, Lancaster PA
Architect and full stack developer, jack of all Typescript, Web3, .NET Core, Flutter, Kubernetes, Dev Ops, Networking, Monitoring, Analytics, Databases, APIs and all the things! Specializing in web3 content management and developer experiences.
Karan Kiri
Karan Kiri
Fabric, India
Karan is working as SDE 2 at Fabric. Currently dabbling with Design System, Micro Frontend and Frontend Infrastructure
Frans van Dunné
Frans van Dunné
ixpantia, Costa Rica
Frans is Chief Data Officer at ixpantia. He combines a diverse skill-set, that includes business analysis, data analysis and enterprise architecture, with more than 15 years of experience to help organizations respond to their data driven innovation needs quickly and effectively. Frans has a PhD in biology from the University of Amsterdam and has taught at universities in Europe and Latin America. As a consultant he has facilitated in-company training on diverse topics, including data driven innovation, applied statistics, statistical programming and machine learning.
Connor Lindsey
Connor Lindsey
Grafana Labs, USA
Connor works on tracing at Grafana Labs. Previously, he contributed to OpenTelemetry while at AWS.
Steven Lambert
Steven Lambert
Deque Systems, USA
Steven is the primary developer on axe-core. He enjoys working on an open-source product that contributes to a more accessible web and loves chasing down performance improvements. In his free time, he develops accessible JavaScript games and participates in game jams.
Marek Kalnik
Marek Kalnik
BAM, Paris
Co-founder and CTO of BAM
Rotem Mizrachi-Meidan
Rotem Mizrachi-Meidan
Wix, Israel
Detox E2E team member. Rotem is a Software Engineer, open source advocate, passionate about Android, React Native, mobile performance, writing developer tools and Lego! In his current position at Wix, Rotem is leading the team working on Detox, and a few other infrastructure and testing tools.
Andreas Roth
Andreas Roth
esveo, CTO, Germany, Dresden
Andreas is a cloud architect, consultant, and developer with a keen focus on the modern web. He’s passionate about understanding the mechanics behind tools and libraries, with a particular love for Design Patterns, TypeScript, and React, and enjoys building solutions that are both elegant and practical.
Maxime Beugnet
Maxime Beugnet
MongoDB, France
Maxime has been working with MongoDB for the past 7 years and in the IT industry for 10 years. He is a MongoDB and Java trainer, with DEV and DBA MongoDB certifications. Maxime joined MongoDB as a Developer Advocate 3.5 years ago to share his experience with the community. He loves clean code, scuba diving, code challenges and vikings!
Suzanne Daniels
Suzanne Daniels
Microsoft, Netherlands
Suzanne is a Developer Engagement Lead at Microsoft.
Tom Raviv
Tom Raviv
Codux, Israel
Tom is an experienced developer with over a decade at Wix.com. There he helped establish the Wix R&D Academy and organized multiple community events, including the "You Gotta Love Frontend" conferences. Later, he led the development of Stylable, an open-source CSS toolchain for components, and now heads developer relations for Codux, striving to make web development more efficient, user-friendly, and accessible to all.
Bonnie Schulkin
Bonnie Schulkin
Teacher, Coder & Testing Enthusiast, USA
In her 18 years in the software industry, Bonnie has discovered that she loves all things testing (how great is it when testing reveals exactly what you need to fix about your refactor or new feature?). She's particularly devoted to Test Driven Development for its emphasis on planning before coding. Bonnie is equally passionate about teaching, and she's pleased as punch to be producing online content full time. She feels weird writing about herself in the third person.
Konstantinos Leimonis
Konstantinos Leimonis
Bit
Software Engineer and Tech Lead. Currently building a better micro-frontend platform at DAZN, mentoring and helping teams with tech initiatives, focusing on system architecture, monitoring and observability. I enjoy working with new technologies and scaling React apps and teams.
Raanan Weber
Raanan Weber
Microsoft, Germany
Raanan Weber is a JavaScript and TypeScript ("Web"?) developer, currently working at Microsoft as Babylon.js Web Tech Lead and is one of its core contributors, with emphasis on WebXR and the engine's build system. With a passion for open source, he constantly contributes to Babylon.js and various other Open-source projects. He lives in Berlin, Germany, where they find joy in playing the guitar and exploring Berlin's forests with his family and dog.
Morten Barklund
Morten Barklund
Self-employed, Denmark
Morten is a web developer of 20+ years, and a React expert in the last 6. Morten co-authored React Quickly, 2nd Ed, published early 2023 at Manning Publications. Working as a freelance consultant, Morten has been helping agencies and companies of all sizes improve their React codebases. Also, he actually enjoys refactoring! Life-wise, Morten is an ultrarunner, board game enthusiast, and corgi fanatic.
Adrien Baron
Adrien Baron
Nagomi Security, UK
Hi, I’m Adrien 👋. I’m a Senior Software Engineer at Nagomi. I previously lead the Micro Frontend effort at Cazoo (and wrote about it!). I’m passionate about building things, such as theatreninja.com a theatre ticket website, clashofstats.com, a statistics tracker for Clash of Clans ⚔️, Vue GWT a library that lets you build Vue.js components in Java ☕️, and more recently Tiny Frontend an open source Micro Frontend architecture library 🐰. I live in London with my partner. In my free time, I love going to see a show in the West End, playing some Beat Saber or reading the latest book from Brandon Sanderson.
Daniel Dunderfelt
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.