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!
Russell Fustino
Russell Fustino
Algorand, USA
Russ Fustino is a Developer Advocate on Blockchain for Algorand helping developers learn how to build Blockchain solutions. Russ is a Microsoft MVP reconnect in App Development and a former Developer Evangelist for Microsoft. Fustino has a passion for conveying relevant, current, and future software development technologies and tools. He shares that knowledge via live seminars, teachings, and internet video productions. Russ has enlightened, entertained and educated over one million developers over the course of his career. He is a recipient of the INETA Lifetime Achievement Award.
 Cole Medin
Cole Medin
Dynamous LLC, USA
Tech leader leveraging AI to solve real business problems. Built and scaled AI solutions across multiple ventures - from custom agent architectures to enterprise RAG systems and local AI deployments. My biggest passion is teaching others how to leverage AI effectively. I run a private AI community and a YouTube channel breaking down complex AI concepts into practical, hands-on guides. My content mostly covers building AI agents and leveraging AI coding assistants in ways that actually scale.
Stephen Cooper
Stephen Cooper
AG Grid, UK, London
Stephen is a Senior Developer at AG Grid. An active blogger writing about web tech who speaks at conferences and meet-ups worldwide, sharing practical and experience-based tips, tricks, and case studies.
Brian Whippo
Brian Whippo
Algorand Foundation, USA
Brian heads global developer relations at Algorand Foundation, where he helps devs learn, integrate, apply, and contribute to Algorand's open source blockchain technology to solve real world problems. Before joining the Foundation, Brian led global strategic technology transformation programs at Morgan Stanley, where he worked with commodities, exchange and OTC derivatives, Prime Brokerage, Brexit preparations, and digital assets over 15 years. When not on his laptop, he's probably cooking up something creative, literally or figuratively.
Robert Balicki
Robert Balicki
Robert is a staff software engineer at Pinterest., USA
Robert is a staff software engineer at Pinterest.
Pedro Filho
Pedro Filho
Blockchain.com, Portugal
Likes to work closely with UI and UX, and collaborate with product owners/managers to solve business problems.
Bret Little
Bret Little
Shopify, USA
I work at Shopify on Hydrogen, an open source e-commerce framework built on top of Remix. Previously I worked on Lightning Web Components and the Lightning Web Runtime at Salesforce, and I was a core team member of Single-spa, a JavaScript router for micro front-ends. Outside of web development, you'll find me canoeing and backpacking in New England.
Lucie Haberer
Lucie Haberer
Prismic, France
Lucie Haberer is a Nuxt hacker and ambassador who's into crawling GitHub to find and learn new things. She's currently working from Northern France as a Developer Experience Engineer for Prismic. Lucie loves to fiddle with Node.js and serverless things. With those technologies, she makes things ranging from bots of all sorts to questionable CLIs. Occasionally, she writes technical pieces and promotes artists' work on her website: lucie.red
Isaac Mann
Isaac Mann
Narwhal Technologies, USA
Isaac is an Architect at Narwhal Technologies. He helps maintain the documentation for Nx at nx.dev and has created two video courses available at nxplaybook.com. Isaac is an Instructor at egghead.io with a focus on component design and xstate.
Julio Arruda
Julio Arruda
GFT Technologies, Brazil
AI Impact Lead at GFT, 8 years Microsoft MVP, First Brazilian GitHub Star, YouTuber, Speaker.
Alison Yoon
Alison Yoon
Octopus Energy, UK
I'm a frontend developer at Octopus Energy. I come from a design background. UI/UX designer turned into an engineer, that's me.
Danny Povolotski
Danny Povolotski
Star Atlas, Turkey
Software engineer with experience in a diversity of programming languages, tool kits and environments. Founder of Nobilitix - an application design & development agency that specializes for enterprise applications with IoT and hardware elements.
Jesse Martin
Jesse Martin
Hasura, Germany
Jesse Martin is a fanatic of brand, product and web development and talks about the future of content management and GraphQL for GraphCMS. He was an early adopter of React and loves all things tech, health, and design.
Thomas Findlay
Thomas Findlay
Findlay Web Tech, UK
Thomas Findlay is a 5 star rated mentor, full-stack developer, consultant, speaker, and technical writer. He is the author of "Vue - The Road To Enterprise" and "React - The Road To Enterprise" books and works with many different technologies such as JavaScript, Vue, Nuxt, React, Next, React Native, Node.js, Tailwind, Firebase, Python, and more. He has obtained MSc in Advanced Computer Science degree with Distinction at Exeter University, as well as First-Class BSc in Web Design & Development at Northumbria University. Over the years, Thomas has worked with many developers and teams from beginners to advanced and helped them build and scale their applications and products. He also mentored a lot of developers and students and helped them progress in their careers.
Juan Cruz Martinez
Juan Cruz Martinez
Okta, Germany
Juan helps people learn tech skills so they can level up their life. Founder of http://thecodeenigma.com, content creator, and Oktanaut!
Arjun Attam
Arjun Attam
Microsoft, India
Arjun is a program manager at Microsoft, where his team builds Playwright. Playwright is a new library for automated end-to-end testing of web applications across all modern web browsers.
Baris Guler
Baris Guler
Delivery Hero, Germany
Working as an Engineering Mananger / Tech Lead for a couple of years alongside with a 15+ experience on engineering area in 3 (three) different countries working with several FE/BE & Full-Stack teams.
 Lindsey Simon
Lindsey Simon
Vercel, USA
Lindsey Simon is the VP of Engineering at Vercel. Making the Web faster has been his lifelong career ambition. Prior to Vercel, Lindsey spent seven years at Google, where he helped launch App Engine as an original core team member, and worked as a tech lead on the Google Translate and Web Performance teams. Lindsey has lived in San Francisco for the past 15 years, and his creative hobbies (beyond coding) include writing music and hunting for wild mushrooms.
Evgeny Poberezkin
Evgeny Poberezkin
SimpleX Chat, UK
SimpleX Chat (http://simplex.chat) founder - the 1st chat platform that does not have any user identifiers. Created Ajv JSON validator used by millions of JS apps.
Haris Mahmood
Haris Mahmood
Shopify, Canada
As a Senior React Native Engineer at Shopify, Haris is helping create a better world of commerce. He runs a developer focused online store (repitsupply.com), has a weird obsession with dinosaurs, and is still emotionally recovering from the terrible GoT finale.
Mandi Wise
Mandi Wise
Apollo, Canada
Fan of JavaScript + Python, analogue photography, and the serial comma. Also wrote a book about GraphQL.
Maya Nedeljković Batić
Maya Nedeljković Batić
Linear, Serbia
Maya is a software engineer who has been creating complex frontend products for almost a decade. From workflow editors and no-code expert knowledge automation, to data labeling tools for image, video and medical data, she’s seen it all—or at least a lot of it. She studied fine arts painting and game development, but her passion is JavaScript and the web. She is bridging the gap between these different worlds with explorations in Three.js, WebGL, and 3D art.
Daniel Afonso
Daniel Afonso
PagerDuty, Portugal
Daniel Afonso is a Senior Developer Advocate at PagerDuty, SolidJS DX team member, Instructor at Egghead.io, and Author of State Management with React Query. Daniel has a full-stack background, having worked with different languages and frameworks on various projects from IoT to Fraud Detection. He is passionate about learning and teaching and has spoken at multiple conferences around the world about topics he loves. In his free time, when he's not learning new technologies or writing about them, he's probably reading comics or watching superhero movies and shows.