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!

Darshan Bhatta
Ibotta, USA
Staff Engineer at Ibotta, formerly co-founder and CTO of OctoShop before its acquisition by Ibotta.

Kevin Dorosh
Solo.io, USA
Kevin is currently leading the GraphQL engineering team at Solo.io. Formerly a big data infra admin at HubSpot, Kevin is passionate about the infrastructure space and giving to the community, with contributions to many open source projects such as Envoy, Flagger, and Gloo. Kevin enjoys working with customers and community users on real problems facing them today, and is excited to help bring organizations to Envoy, Istio, and a more modern, cloud-native, tech stack.

Eugene Fidelin
eBay, Engineering manager, Netherlands
Eugene is Engineering Manager & Frontend SME @ eBay, ex Frontend Architect @ Marktplaats. Experienced Full-stack Web Developer with 20+ years in the field. He enjoys helping teams use AI agents to build well-tested, high-performing and secure software with JavaScript, Node.js, React and Marko.js.

Riaz Virani
Find Niya Software, Canada
Riaz Virani has over a decade of experience in building products and engineering teams. He was most recently CTO at LoadUp Technologies, which topped out at 118 on the Inc 500 Fastest Growing privately-held companies in 2019. Prior to that, Riaz worked in web performance, machine learning, and consulting.

Mark Robustelli
FusionAuth, USA
Mark Robustelli is an accomplished software engineer and technology leader with over 25 years of experience in architecting and implementing innovative solutions for a wide range of clients. Most recently, he has found a perfect fit that allows him to combine his love of technology with his passion for helping people as a Developer Relations Engineer at FusionAuth.

Mathieu Fedrigo
BAM.tech, France
Mathieu has been a React Native software mobile architect for the past 4 years. He specialises in testing, especially on mobile. Recently, he's also been working on React Native for TVs.

Lia Moreira
Blip, Portugal
Mentorship available
Software developer in test automation, with major focus on Frontend. Huge passion to learn and pass through the knwolegde that already have.

Adina Stoica
Bloomberg, USA
Adina Stoica is a full-stack software engineer at Bloomberg, where she works primarily on front-end items, both Bloomberg-specific and web. Originally from Romania, Adina moved to the United States for college. She obtained her bachelor’s degree in computer science from Bard College and her master’s degree from Washington University in St. Louis, where she specialized in computer vision. Prior to joining Bloomberg, Adina worked at Cerner Corporation (now Oracle Health). Adina is quite passionate about front-end development and improving user experience, and she tries her best to infuse this passion into her development work.

Santiago Colombatto
basement.studio, Argentina
I’m a frontend developer with a growing focus on creative development.
I work with Next.js, Three.JS, with a strong interest in performance and in exploring how traditional UI and graphics can coexist.
Currently at basement.studio.

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.

Antony Bello
Retool, USA
Software engineer, frontend at Retool. Works with React, Redux, TypeScript. Loves mac and cheese, tennis, and exploring.

Sam Komesarook
Arts & Engineering Composite, UK
Sam Komesarook is founder of The Arts & Engineering Composite

Jan Peer Stöcklmair
Sentry, Austria
I’m a software engineer working at Sentry and Pebblebyte, where I focus on frontend, DevOps, and making sure observability is everywhere. When I’m not deep in code, you’ll probably find me kitesurfing, road biking, swimming, or hanging off a rock wall. Whether I’m debugging or chasing wind, I’m always looking for that perfect flow.

Daniel Frey
Building FiveTimesFaster.com, The Netherlands
Daniel Frey is a Tech Lead and AI Architect specialized in building autonomous agent systems that bridge the gap between LLMs and real-world execution. As the founder of FiveTimesFaster, Daniel is a pioneer in the "Agentic OS" movement, leveraging frameworks like OpenClaw and LangGraph to build AI teams that autonomously manage complex engineering and sales workflows.
Currently leading high-impact initiatives at Nationale-Nederlanden, Daniel combines 9+ years of full-stack expertise with a focus on agentic orchestration. He is a recognized voice in the AI community, exploring the future of human-AI collaboration through his podcast and hands-on implementation of self-improving agent loops that have already driven 40% performance gains in production environments.

Brendon Co
Standard Chartered Bank, Singapore
Originally from Singapore. Brendon is an expert UI expert at Standard Chartered and published multiple books in amazon and leanpub. In his free time, he writes about Model Context Protocol server for PostgreSQL, Remix starterkit, Micro Frontend book and sell UI components.

Pariss Athena
G2i, USA
Pariss is a front-end developer who works for G2i as a Hiring Team Member, vetting React and React Native engineers for remote contract roles. She is also creator of #BlackTechTwitter and Founder of Black Tech Pipeline.

Alex Ptakhin
Prestatech GmbH, Germany
Alex is a software engineer with technical and engineering management experience from startups to middle-sized and big-tech companies. Loves creating friendly and effective team processes.

Brendon Co
Standard Chartered, Singapore
Originally from Singapore. Brendon is an expert UI expert at Standard Chartered and published multiple books in amazon and leanpub. In his free time, he writes about Remix starterkit, Micro Frontend book and sell UI components.

Samuel Esogbue
Apex Motive, Nigeria
Samuel is a Generative AI Engineer with a strong desire to solve problems.
He constantly works on developing new and creative AI solutions that push people's life & businesses forward.
Motivated by his keen interests in technology and psychology, along with his dedication to doing excellent work, Samuel focuses on building AI solutions that improves people's lives by directly addressing economic issues.
Being efficient and productive is extremely important to him, driving his goal to create powerful, leading AI solutions that bring about positive change.

Darrell Warde
Neo4j, UK
Darrell is a senior software engineer and the GraphQL team lead at Neo4j, where he primarily works with TypeScript and of course, GraphQL! After many years of building GraphQL services, he has brought his passion for the technology to the company to build a library which will enable users to quickly get up and running with GraphQL and Neo4j. Darrell joined Neo4j at the start of 2021 following 7 years working in the public sector, which started with an apprenticeship where he learnt how to develop software. Darrell enjoys staying active by going to the gym and cycling, and plays Brazilian samba drums!

Jonathan Wagner
Theodo UK, France
Tech lead and coach at Theodo UK. Passionate about improving developer experience and building web apps without frustrations (for both users and devs).

Austin Fahsl
Nx, USA
Austin Fahsl is a senior engineer at Nx and a core maintainer of Lerna. With a background in enterprise web application development, his passion for building things is driven by a fascination for human psychology. Austin lives in Colorado and enjoys board games, craft beer, and live music.

