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!
Lucas Leadbetter
Lucas Leadbetter
Apollo, USA
Lucas is a Solutions Architect at Apollo Graph, working with companies on GraphQL implementations at scale. Prior to his time at Apollo Graph he worked at Twitch, helping game developers bring new experiences to the site. When not working, he spends his time gaming and exploring NYC.
Matt Colman
Matt Colman
Atlassian, Australia
A dad, a drummer and JavaScript lover! Matt has a background in animation, games dev and frontend web dev. Passionate about all things frontend. Super passionate about working in teams and helping engineers grow. Matt has lead teams at Blake, Domain and now currently at Atlassian.
Andrzej Fricze
Andrzej Fricze
The HEINEKEN Company, Poland
Experienced programmer and eloquent speaker. Andrzej has been at the forefront of the tech community, orchestrating countless meetups and conferences. With a passion for nurturing the next generation of tech enthusiasts, he's proudly mentored at both JavaScript and Clojure workshops. Beyond the realm of code, he's a dedicated musician and a fitness enthusiast who enjoys lifting. In his downtime, he's honing his vocal talents and always brainstorming innovative business ideas.
Mike North
Mike North
Elementum, USA
Mike is a passionate software engineer with an intense focus on community. His expertise has been spent organizing multiple meetup groups (React Utah, UtahJS, Free Code Camp), Improving training and content for local bootcamps and universities, running open source projects, and becoming a tech conference organizer and speaker. His goal is to help break barriers for those entering the tech industry.
Mukul Ramchandani
Mukul Ramchandani
Viacom18 - SDE2, India
A curious and passionate web engineer who loves speaking JavaScript with machines. I got 5+ years of creating frontend experiences for humans.
Darshan Bhatta
Darshan Bhatta
Ibotta, USA
Staff Engineer at Ibotta, formerly co-founder and CTO of OctoShop before its acquisition by Ibotta.
Marcela State
Marcela State
Cognizant Romania, Romania
With over 14 years of extensive engineering experience, I am a seasoned QA Engineering Manager with a profound passion for technology, a strong affinity for open source, and an unwavering commitment to fostering vibrant and inclusive communities.
Clément Pasteau
Clément Pasteau
GDevelop, France
Clément is a software engineer passionate about creating applications of quality at speed, making sure he can be involved in every aspect of the development. Currently CTO of GDevelop, he’s a big believer in Lean, ensuring the best quality in the apps built by improving Developer Velocity.
Felix Wotschofsky
Felix Wotschofsky
CODE University of Applied Sciences, Germany
I'm Felix, a developer passionate about creating outstanding digital products. Currently, I am studying software engineering at CODE University of Applied Sciences in Berlin.
 Cyril Bonaccini
Cyril Bonaccini
BAM, Paris
Staff Engineer @bam_lab. I focus on architecture & security guidelines, training, and providing the best tools to our teams to create awesome React Native apps.
Tally Barak
Tally Barak
Yoobic, Israel
Tally has over 30 years of software development, product management, and consulting experience. Today Tally works for Yoobic as an architect responsible for all the Frontend tooling, testing, and DevOps processes. Tally loves Javascript and its ecosystem and is happily sharing this knowledge with other developers. Playwright Ambassador.
Yshay Yaacobi
Yshay Yaacobi
Livecyle, Israel
Yshay Yaacobi is the co-founder and CTO at Livecyle, an early-stage startup that specializes in collaboration on top of live environments. Yshay has more than a decade of experience with web and cloud technologies, has given local talks about various technologies and is co-organizer of the Rx-Israel meetup group. He is passionate about programming languages, functional programming, cloud and system architecture. Yshay is extremely interested in open source, and is the lead developer of Tweek (git.io/tweek) - a cloud native open-source feature manager. Over the last few years Yshay has been using Docker and Kubernetes heavily and has also given sessions in several cloud-native/devops meetups and events.
Burak Güneli
Burak Güneli
Uberall, Germany
Senior Frontend Engineer at Uberall. I strive to understand how things work under the hood to unravel their mysteries, especially in JavaScript. Also I'm very interested in sustainable web development.
Kevin Uehara
Kevin Uehara
IFood, Brazil
Senior Frontend Engineer, Microsoft MVP, NodeBR and GDG Campinas (Google Developer Groups) Collaborator, FrontIn Campinas Organizer, Speaker and Content Tech Creator.
Andrew Coleburn
Andrew Coleburn
Bitovi, USA
Andrew is a theatre kid turned software developer. He got his BA in psychology and theatre from Hobart College and his MA from the University of Central Florida. After a range of disparate adventures including acting, consulting, teaching, and recruiting, he attended the full-stack software engineering program at Thinkful, after which he joined Bitovi as a React Developer. Andrew consults for Fortune 500 companies like Yum and Aflac, helping them build high performing and scalable React applications Originally from Massachusetts, he currently lives with his partner in Buffalo, NY. In his free time you'll probably find him cooking, reading, board-gaming, skiing, or cheering on the Boston Bruins. Mostly just that last one.
Sean Landsman
Sean Landsman
AG Grid, UK
Get started with AG Grid React Data Grid with a hands-on tutorial from the core team that will take you through the steps of creating your first grid, including how to configure the grid with simple properties and custom components. AG Grid community edition is completely free to use in commercial applications, so you'll learn a powerful tool that you can immediately add to your projects. You'll also discover how to load data into the grid and different ways to add custom rendering to the grid. By the end of the workshop, you will have created an AG Grid React Data Grid and customized with functional React components.
Anna Backs
Anna Backs
Codecentric, Germany
Anna Backs is an APM consultant and software developer working for codecentric. When she is not outside with her dog or absorbed in the world of Shadowrun, she is usually found building some thing or another in JavaScript. She loves coffee, good stories and learning new things.
Mark Heistek
Mark Heistek
Lasciva B.V., Netherlands
DevOps, Agile/Scrum and Continuous Delivery coach especially within enterprise organizations. Improving people, processes and techniques is what I constantly do. In the end it's the results that matter!
Shivangi Das
Shivangi Das
Software Engineer at BJSS, UK
Software Engineer with 10 years of experience in the information technology, financial services industry, and public sector working on multi-million-dollar products. Shivangi is passionate about promoting women in tech and helping them get paid more.
Giamir Buoncristiani
Giamir Buoncristiani
Stack Overflow, Italy
Giamir is a Staff Engineer specializing in UI Architecture and Design Systems at Stack Overflow, where he leads various frontend-related initiatives. Most recently, he and his team have made Stack Overflow's products more accessible and have helped the engineering organization adopt modern approaches to building user interfaces. Giamir is passionate about enabling teams to deliver the best possible experiences for their users.
Andre Kovac
Andre Kovac
Germany
Mobile and Web Engineer (React-Native/React) Data Science (Statistical Analysis and Machine Learning) Speaker and Trainer (Interactive Workshops, Science Communication, Talks) Teaching Chinese as André China Tiger on my YouTube channel
Patrick Odey
Patrick Odey
Storyblok, Nigeria
Patrick is a software developer with a passion for web technologies, cloud computing and community building. He is from Nigeria and work as a Developer Relations Engineer at Storyblok.
Thomas Heyenbrock
Thomas Heyenbrock
Stellate, Germany
Software Engineer at Stellate, passionate about problem solving and company building, using GraphQL, JavaScript and React
Anemari Fiser
Anemari Fiser
Engineering Leader & Certified Career Coach in Tech
Mentorship available
Anemari is an Engineering Leader and Certified Career Coach in tech. With over a decade of experience - from Software Engineer to Product Director - she now helps others advance their tech careers. In the past three years, she has coached over 500 professionals, trained more than 300 Tech Leads to build high-performing teams, and became a LinkedIn Top Voice, growing a community of 28,000+ tech professionals. Anemari is also the author of the upcoming O'Reilly book Leveling Up as a Tech Lead and creator of the O'Reilly course Soft Skills for Tech Leads.