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!
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!
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.
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.
Karan Kiri
Karan Kiri
Fabric, India
Karan is working as SDE 2 at Fabric. Currently dabbling with Design System, Micro Frontend and Frontend Infrastructure
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).
Ben Hagan
Ben Hagan
PolyScale, USA
Ben is the Founder of PolyScale.ai where he works to make scaling databases globally, simple for developers and architects. Ben has been working with distributed systems and big data for over a decade, leading Solution Architecture teams at companies such as DataSift, Elastic and Rockset.
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.
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.
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.
Chandra Carney
Chandra Carney
Freelance consultant, USA
Chandra has spent the last 9 years building accessibility program strategies at various organizations and launched those companies’ accessibility efforts, including the New York Times, Etsy, and Aetna Digital.
Interests:
Petar Ivanov
Petar Ivanov
Bulgaria
Experienced Software Engineer passionate about building innovative and user-centric products. I have over seven years of experience in the IT industry and a proven track record of building and delivering innovative and high-quality software products. My expertise spans the full-stack of software development and product creation, from ideation to execution. I strive to create a positive impact on society through technology.
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.
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.
Aaron O'Mullan
Aaron O'Mullan
Deno, France
Principal software engineer at Deno, previously co-founded GitBook.
Avital Tzubeli
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.
Johnny Fekete
Johnny Fekete
Bonboarding, Spain
Mentorship available
"Johnny is a seasoned full stack developer with 16+ years of web development experience, building his startup, Bonboarding. He thrives on tackling complex tasks that require out-of-the-box thinking, and enjoys finding creative solutions. His passion for early-stage projects is fueled by his belief in the transformative power of technology and his drive to constantly push the envelope."
Daphne Oakes
Daphne Oakes
Grow Therapy, USA
Daphne is a comedian, software engineer, and conference speaker. She is on a mission to bring comedy into tech and has brought to conferences: a "He-Man" sing-along, AI-themed cha-cha slide, and a Pokemon speaker introduction. She's an engineer at Grow Therapy and previously worked at Lyft, Shopify, and Yelp. Based in Seattle, she enjoys improv, sketch writing, and hostel-hopping around the world. What makes her happiest in life is meeting people. So, if you want to yap with her all day, reach out to her through social media!
Adrien Baron
Adrien Baron
Tractable, UK
Hi, I’m Adrien 👋. I’m a Senior Software Engineer at Tractable, a startup which is revolutionising insurance using Machine Learning. I previously lead the Micro Frontend effort at Cazoo (and wrote about it!). I’m passionate about building things, such as 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 on my Valve Index 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.
Dmitry Zaets
Dmitry Zaets
CMDN, Spain
Dmitry is a co-founder of CMDN (https://cmdn.io/). Within the last 13 years, he has worked in numerous startups, helping them grow from early-stage prototypes to fully functional products. He is a full-stack developer passionate about software architecture and developer experience. Dmitry has been a co-organizer and active member of the BarcelonaJS (https://www.meetup.com/barcelonajs/) community since 2017.
Brendan Coll
Brendan Coll
Cloudflare, UK
Systems Engineer at Cloudflare, and creator of Miniflare. Loves making developers' lives easier. Currently building tooling for Cloudflare Workers.
Dmitry Kudryavtsev
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.
Mark Larah
Mark Larah
Yelp, USA
Mark is a Full Stack Engineer on the Client Data API team at Yelp, leading efforts for web.
Joran Quinten
Joran Quinten
Jumbo Supermarkten
Mentorship available
Jorans passion involves getting people to love technology and getting technology to play nice. He works as an interaction developer with ♡ for web, tech, science & tinkering with stuff. Focussed on innovation at Jumbo Supermarkten. Published author, tweets and speaks every now and then.