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!

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.

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.

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
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
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!

Tom Raviv
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
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.

Szymon Chmal
Callstack, Poland
Szymon is a passionate software developer and a Microsoft MVP in web development. He is the creator of Rozenite, a plugin framework for React Native DevTools, and a member of the Callstack Incubator, where he focuses on building next-generation tooling to improve the React Native testing workflow. With extensive experience in React, React Native, Next.js, and Node.js, Szymon is dedicated to exploring cutting-edge technologies and advancing the developer experience.

Konstantinos Leimonis
monday.com
Konstantinos is as a Software Tech Lead at monday.com on the Client Foundations team, building developer tools and enabling teams with a microfrontend architecture. When he’s not architecting scalable frontend solutions or optimising developer workflows, he’s sharing microfrontend best practices, contributing to the developer tooling ecosystem, and helping teams navigate the complexities of distributed frontend architectures.

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
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
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.

Stepan Suvorov
Roadsoft, Almere
Stepan Suvorov has over 15 years of experience in web development, information security, and scaling tech startups. As the CTO at Studytube, he has led the AI-driven transformation strategy, introducing innovative features. Stepan is an expert in applying AI, particularly tools like ChatGPT, to streamline software development, from code generation and debugging to documentation and code reviews. A Google Developer Expert and frequent conference speaker, he is passionate about teaching developers how to use AI to boost efficiency and deliver high-quality results in real-world applications.

Peter Eijgermans
Sopra Steria, Netherlands
Peter Eijgermans is a long-time software developer and an adventurous and passionate CodeSmith Frontend at Sopra Steria (Ordina). He likes to travel around the world with his bike. Always seeking for the unexpected and unknown. For his job he tries out the latest techniques and frameworks. He loves to share his experience by speaking at conferences all over the World and writing for the Dutch Java magazine and DZone. He believes that you as the front-end developer are the spider in the web to bring the user, the team and the product together.

Avital Tzubeli
Vonage, Israel
From a young age, Avital was fascinated by the world of computers and solving problems with them. She followed a path of backend development, storytelling, and a little graphic design, before discovering the world of DevRel. Today Avital is the Regional Developer Advocate at Vonage TLV, where she gets to combine her passions for code, creative thinking, and facilitating good stories.

Dmitry Kudryavtsev
Senior Software Engineer, Israel
My name is Dmitry Kudryavtsev. I'm Russian born, and currently living in Israel, Software Engineer. I'm passionate about programming, and started to write software from the age of 14 using Pascal, C and PHP. I've touched nearly every programming language out there, and right now I'm passionate about JavaScript (well, I prefer TypeScript) and Rust. I have more than 11 years of professional experience, and worked in multiple companies (including Autodesk), occupying different titles such as: Senior Software Engineer, Tech Lead, Consultant.
In my free time I like to write code and experiment with new technologies, get outdoors, read, focus on self improvement and productivity as well as boxing and staying healthy.

Alex Korzhikov
Instructor, Mentor, Netherlands
My primary interest is self development and craftsmanship. I enjoy exploring technologies, coding open source and enterprise projects, teaching, speaking and writing about programming - JavaScript, Node.js, TypeScript, Go, Java, Docker, Kubernetes, JSON Schema, DevOps, Web Components, Algorithms 👋 ⚽️ 🧑💻 🎧

Amanda Lewis
Google Cloud, USA
Amanda Lewis is a Developer Relations Engineer on the DORA Advocacy team at Google Cloud. She leads the development of the DORA Community of Practice and is a co-author of the 2023 Accelerate State of DevOps Report. Her career has been spent building connections across teams to develop e-commerce platforms, content management systems, observability tools, and support developers. She helps teams develop a culture of continuous improvement to deliver improved well-being and better outcomes for the business.