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!
Josh Goldberg
Josh Goldberg
Open Source, USA
Hi, I’m Josh! I’m an independent full time open source developer. I work on projects in the TypeScript ecosystem, most notably typescript-eslint: the tooling that enables ESLint and Prettier to run on TypeScript code. I’m also the author of the O’Reilly Learning TypeScript book, a Microsoft MVP for developer technologies, and an active conference speaker. My personal projects range from static analysis to meta-languages to recreating retro games in the browser. Also cats.
Marian Villa
Marian Villa
NodeSource, Colombia
Sr Full-Stack Product Designer at NodeSource. Award-winning Community Builder at @Pionerasdev —recipient of IBM Open Source Community Grant 2020—. Google Launchpad Mentor, Google Developer Expert in Web Technologies and Women Techmakers Ambassador. Passionate developer and designer with a knack for combining technology and community development.
Nitya Narasimhan
Nitya Narasimhan
Microsoft, USA
Nitya Narasimhan is a PhD and Polyglot with 20+ years of software research & development experience. She is a visual storyteller and developer advocate at Microsoft, where she builds code and content to empower JavaScript developers do more with Cloud + AI.
Colby Fayock
Colby Fayock
Cloudinary, USA
Astrocoder, Developer Experience Engineer, GitHub Star—Colby Fayock helps others get the tech out of the way to solve real problems with the tools of the web. He works with the dev community at Cloudinary and is a prolific creator of educational content teaching others through learning by doing one Star Wars plush cuddle at a time.
Tony Alicea
Tony Alicea
The Smyth Group, USA
Tony is a bestselling Udemy and Pluralsight author, known for his online courses such as "JavaScript: Understanding the Weird Parts", in which he focuses on teaching web and computer science fundamentals. He has spent 25 years as a web application developer, database architect, and UX designer and continues to focus on creating a usable and accessible web. He holds a BS in computer science from Case Western Reserve University.
Ekene Eze
Ekene Eze
Netlify, United Arab Emirates
Ekene is a Software Developer and Developer Experience Engineer at Netlify. He’s a renowned speaker, writer and content creator with courses on Jamstack Explorers and YouTube. He loves learning and sharing knowledge on web development fundamentals, Jamstack, and Frontend related technologies. When he’s not working, he spends most of his time with friends and family.
Otavio Santana
Otavio Santana
OS Expert, Portugal
Empowering developers worldwide to deliver better software faster, scalable in the Cloud. Otavio is a passionate software engineer focused on Cloud and Java technology. He has experience mainly in persistence polyglot and high-performance applications in finances, social media, and e-commerce. Otavio is a member of both Expert Groups and an Expert Leader in several JSRs and JCP executive committee. He is working on several Apache and Eclipse Foundation projects such as Apache Tamaya, MicroProfile, Jakarta EE, where he is leading the first specification at Jakarta EE with Jakarta NoSQL. A JUG leader and global speaker at JavaOne and Devoxx conferences. Otavio has received recognition for his OSS contributions such as the JCP Outstanding Award, Member of the year and innovative JSR, Duke’s Choice Award, and Java Champion Award, to name a few.
Shem Magnezi
Shem Magnezi
Wilco, Israel
Shem has more than a decade of experience in software engineering in various domains: client and server-side, real-time systems, big data, mobile, and web. Shem is passionate about building a culture of growth mindset and obsessed with making teams work better together. After several years as a senior IC in WeWork and Meta, Shem is now the CTO and Co-Founder of Wilco, a platform that empowers every developer, regardless of their background or skill level, to unlock their full potential.
Gleb Bahmutov
Gleb Bahmutov
Mercari, USA
Gleb Bahmutov is a JavaScript ninja, image processing expert, and software quality fanatic. During the day Gleb is making the engineers more productive at Mercari US in his position as the Senior Director of Engineering. At night he is fighting software bugs and blogs about it at glebbahmutov.com/blog. You can follow him and his work @bahmutov and find the slides from conference presentations at slides.com/bahmutov. Gleb is a GitHub Star, Algolia Ambassador, Microsoft MVP, and ex-Cypress Distinguished Engineer.
Glen Maddern
Glen Maddern
Cloudflare, UK
Co-creator fab.dev. Founder of linc.sh.
Luciano Mammino
Luciano Mammino
fourTheorem, Ireland
Luciano was born in 1987, the same year Super Mario Bros was released in Europe, which, by chance is his favorite game! He started coding at the age of 12, hacking away with his father's old i386 armed only with MS-DOS and the QBasic interpreter and since then he has been professionally a software developer for more than 14 years. He is currently a senior Architect at fourTheorem where he is helping companies to get the best of the cloud, AWS and serverless. He loves the full-stack web, Node.js & Serverless and co-authored "Node.js design patterns", maintains fstack.link and co-hosts awsbites.com.
Jason Mayes
Jason Mayes
Google, USA
Jason is the public face of Web AI and TensorFlow.js at Google, helping web engineers around the world take their first steps with machine learning in JavaScript. Jason is the author of the 1st Web ML course on Google Developers and EdX, that has enabled over 40,000 students to start their journey with Machine Learning in the browser. He also combines his knowledge of the technical and creative worlds to develop innovative prototypes for Google's largest customers and internal teams with over 15 years experience working within web engineering and investigating emerging technologies. Jason also hosts the popular Made with TensorFlow.js show on the TensorFlow YouTube channel giving a voice to Web ML developers across industries globally. He holds an MEng in Computer Science, is a member of the British Computing Society, and is a certified information privacy technologist. Jason loves sharing knowledge online which has attracted a global following.
Phil Pluckthun
Phil Pluckthun
Open Source Developer, UK
JavaScript, React, GraphQL engineer, and Open Source maintainer for urql, styled-components, and several experimental libraries. Software Engineer at Stellate building GraphQL infrastructure.
Maaret Pyhäjärvi
Maaret Pyhäjärvi
Vaisala Oyj, Finland
Maaret Pyhäjärvi is an exploratory tester extraordinaire with a day-job at Vaisala as Principal Test Engineer. She is a tester, (polyglot) programmer, speaker, author, and a community facilitator. She has been awarded the two prestigious global testing awards, Most Influential Agile Testing Professional Person 2016 (MIATPP) and EuroSTAR Testing Excellence Award (2020), and selected as Top-100 Most Influential in ICT in Finland 2019&2020.
Scott Spence
Scott Spence
GraphCMS, UK
I’m a developer advocate working with GraphCMS to create content that helps remove friction and educate around the GraphQL space. I create content written in the blog here and also in educational videos supporting the written content. I’m a second career dev, that reskilled from a VBA analyst developer role into web development. I’m a massive fan of the Jamstack I have a wealth of knowledge working with Gatsby and am spending a lot of time familiarising myself with Svelte and SvelteKit.
Chance Strickland
Chance Strickland
Shopify, USA
Chance Strickland is a software engineer at Shopify building Remix. Previously he has worked on popular open source libraries like Reach UI and Radix UI, and he has taught hundreds of developers by leading workshops with React Training.
Matt Hackett
Matt Hackett
Valadria, USA
Matt Hackett is a game developer who writes, draws, and podcasts. He wrote & illustrated How to Make a Video Game All By Yourself which has been an Amazon #1 bestseller in multiple categories.
Monica Powell
Monica Powell
Newsela, USA
Monica Powell is a software engineer who is passionate about making contributing to open-source more approachable, creating technology to elevate people, and building community. You can find her developing educational technology as a Senior Software Engineer at Newsela, teaching web development, and contributing to open-source projects. GitHub recognized her as an inaugural GitHub Star based on her involvement in the tech community.
Alba Silvente Fuentes
Alba Silvente Fuentes
Storyblok, Netherlands
Alba Silvente, aka Dawntraoz, is a Sr FullStack Engineer at Storyblok. She loves writing about FE development, Jamstack, and Web Performance on her blog, speaking at conferences, hosting a Spanish tech podcast, and working hard in the open-source community. She is also a GoogleDevExpert in Web Technologies, a Microsoft MVP and an ambassador at WTM & Nuxt.
Dylan Ebert
Dylan Ebert
Hugging Face, USA
I'm a Developer Advocate Engineer at Hugging Face with a PhD in Computer Science from Brown University. My work lies at the intersection of ML, 3D, and Game Development.
Henri Helvetica
Henri Helvetica
Command-h, Canada
Henri is a web performance and user experience advocate, supporter of performance literacy and a 5k distance runner. More importantly, he's busy building a mini empire focusing on developer media. Command-h is a small org in support of all his passions: people and development. When not combing through research docs, case studies and profiling, he can be found curating the next and best in person experience possible.
Sid Chatterjee
Sid Chatterjee
Cloudflare, UK
Senior Systems Engineer at Cloudflare. Building Rust for JavaScript Developers. When he isn't writing code, Sid enjoys scuba diving, reading and lazing with his dogs. He lives in London, UK and writes at sidhartha.dev.
Jecelyn Yeen
Jecelyn Yeen
Google (Chrome DevTools), Germany
Jecelyn Yeen is a DevRel engineer at Google working on Chrome DevTools and Browser Automation. Her work focuses on understanding and activating the ecosystem around developer tooling. When she’s not coding (and avocado-ing), she’s jumping into mysterious sea waters in search of narwhals and mermaids.
Julius Marminge
Julius Marminge
Open Source Enthusiast, Sweden
Currently mostly into webapps and devtools. Build most stuff using the create-t3-app stack. Open Source Enthusiast