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!
Mackenzie Jackson
Mackenzie Jackson
GitGuardian - Developer Advocate, Netherlands
Mackenzie is a developer advocate with a passion for DevOps and code security. As the co-founder and former CTO of a health tech startup, he learnt first-hand how critical it is to build secure applications with robust developer operations. Today as a Developer Advocate at GitGuardian, Mackenzie is able to share his passion for code security with developers and works closely with research teams to show how malicious actors discover and exploit vulnerabilities in code.
Aileen Villanueva
Aileen Villanueva
Monterrey México
My background includes 10 years experience in Web development and currently venturing into Machine Learning, I am deeply passionate about empowering and inspiring others, which is why I proudly serve as a Women Techmaker Ambassador, dedicated to sharing my knowledge and experiences with the community and fostering diversity in the tech industry.
Nathalia Rus
Nathalia Rus
Custodian, UK
Co-Founder of Custodian, VC-backed insurtech startup based in London. Nathalia also created Metos - metos.app, a platform for writers. French multi-awards technologist, you can find her on instagram at @yeahgirlscode where she documents her journey in tech. Outside of coding, Nathalia trains in Muay Thai and enjoys playing different musical instruments.
Alex St. Louis
Alex St. Louis
Wonder Interactive, Canada
Co-founder and Chief Operating Officer @ Wonder Interactive
Stephen Belanger
Stephen Belanger
Datadog, Canada
I'm a Node.js core contributor and founder of the diagnostics working group. I've been working on performance and diagnostics tools for a decade now.
Harsh Shah
Harsh Shah
Pedals Up, India
Hi, I’m Harsh Shah. I am a self-taught developer I am currently working as CTO at Pedals Up Blockchain Studio & Polygon Advocate. I started my coding journey in 2009. That was the first time when I ran my first code in the C language “Hello World!”. Then after there was no look back, I learned C, C++, Html, CSS, Javascript, Python, SQL and many more technical languages & frameworks. I am always a curious person about technology. When I started working in the industry, I worked with various Startup Companies across the globe, like Elemetor, KDE(GSOC), Wikimedia(GSOC), Mokko(USA Based), Dataone, Pycon Taiwan, etc. I am also a community builder. I started my first community at college with the help of some of my friends, Then after I started contributing to other communities like Makerfest, GDG Ahmedabad, Echai, Pydata, and IIT-B Ecell. Currently, I am a co-organizer of GDG Cloud Ahmedabad & Pydata Ahmedabad. I am also a Polygon Advocate. I have given more than 30+ talks on several topics like Google Cardboard (VR), Google Cloud Tech (GCP), Python tech, React Js, React Native, and Design Systems at the Local & Global levels. Currently, I am also working on Web 3 space for the last 3 years. And worked with more than 10+ startups in the Web 3 space. We at Pedals Up(company) work with clients like, Biconomy, Nord Finance, Pillow Funds, Scallop, Kalamint, NFT, and so on.
Paolo Ricciuti
Paolo Ricciuti
Mainmatter, Italy
Svelte Ambassador and Maintainer, sometimes called a mad scientist because of weird Javascript experiments that it does. It's one of the co-creator of Sveltelab and generally a huge nerd. Works as a SSE at Mainmatter.
Ejiro Asiuwhu
Ejiro Asiuwhu
Veet, Nigeria
Ejiro Asiuwhu is a product engineer who works at the intersection of software, product, and design. He's bullish on leveraging technology to solve user problems and create magical experiences, focusing ruthlessly on what users care about. He is also a co-founder and product engineer at Veet.
Maurice de Beijer
Maurice de Beijer
Independent Software Consultant and Trainer, Netherlands
Maurice de Beijer is an independent software consultant and trainer. He specializes in TypeScript, ECMAScript, React and Svelte. His work includes popular collaboration software as well as a large, global, safety application for the oil and gas industry. He has a preference for working with startups and smaller, more dynamic companies. Maurice is also active in the open source community. He teaches ECMAScript, TypeScript, React, Cypress, Playwright and RxJS courses. Since 2005, he has received Microsoft’s Yearly Most Valuable Professional Award. Further, Maurice is active in the Dutch dotNed user group and helps organize its meetings.
Luca Maraschi
Luca Maraschi
Platformatic.dev, Canada
Luca is the Co-Founder and CEO of Platformatic.dev, on the mission to evolve and make frictionless backend development. Luca’s passion for the tech industry started at the young age of just 6 years old when he began coding. Since then Luca founded and successfully exited 3 companies. While managing large teams, he has designed and delivered large-scale real-time systems for some of the industry leaders in gaming, banking and mobile technologies. Before his last role as CTO at mobileLIVE, he was VP of Engineering at CTO.ai, after leading the technology strategy and vision at Telus Digital as Chief Architect. Luca’s core focus is on creating business value through building out, architecting and overseeing Cloud Technology, Big Data , AI, APIs, Micro-Front-ends and large distributed systems.
Dimitris Kiriakakis
Dimitris Kiriakakis
ZEAL, Germany
Full Stack Developer with 10+ years of working experience in different sorts of frontend & backend frameworks, author on dev.to and medium with focus on Web Technologies, Modern Frameworks, sustainability and performance optimisation. In his free time he enjoys skiing and windsurfing, depending on the season. Dimitris is passionate about contributing towards a faster and more sustainable web.
Charly Poly
Charly Poly
The Guild, France
Self-taught since 13 yo, I am passionate about web development, more recently, especially about the JavaScript and GraphQL ecosystems. Strong of more than 9 years of professional experience in companies such as Dashlane, including more than 3 years in a Technical leadership position at Algolia, and early-stage companies; I also talked at many international conferences, including the well-known React Europe 2019 conference and wrote many reference articles on TypeScript, React, and GraphQL relayed by recognized international newsletters such as GraphQL Weekly and TypeScript Weekly. After working as a freelance providing coaching, training, and consulting services, I joined The Guild to work full-time on the GraphQL ecosystem.
Vivek Nayyar
Vivek Nayyar
Qoala, Indonesia
Full Stack Engineer turned Engineering Manager with more than 8 years' of experience building products for numerous domains like e-commerce, real estate, video-streaming, Fin-Tech and now Insurance Tech with Qoala.
Charlotte Isambert
Charlotte Isambert
Bam.tech, France
Charlotte Isambert is a software mobile architect at bam.tech, a company specialized in mobile apps, with a big React Native tribe. She has been a React Native developer for 2 years.
Ruben Bridgewater
Ruben Bridgewater
MaibornWolff, Germany
Ruben Bridgewater is member of the Node.js Technical Steering Committee (TSC) and works as Principal IT Architect for MaibornWolff GmbH. His main emphasis is building powerful and easy-to-use APIs for scalable and fast applications. He is continuously working with the V8 team and the TC39 committee to improve the developer experience with JavaScript.
Nikhil Sharma
Nikhil Sharma
Postman, India
Software Engineer at Postman. I build scalable and reactive web apps with React and some caffeine! OSS contributor and maintainer @ OSSN Blogger @Medium Speaker
Kamil Ogórek
Kamil Ogórek
Sentry, Poland
Senior Software Engineer at Sentry, working with SDKs, CLI and debugging tooling. Passionate about software development, with a special affinity for web technologies. After hours training and nutrition geek, a weightlifter, a climber, a recreational cyclist, a drummer and a music lover. Loves to cook and admires great food.
Sabin Adams
Sabin Adams
Prisma, USA
I'm Sabin Adams, and I've been working in web development for about ten years now. I love solving problems and making tools that make developers' lives easier, and currently, I work as a developer advocate for Prisma. Teaching, speaking, and writing about web development is my passion!
Abbey Perini
Abbey Perini
Hygiena, Atlanta, GA, USA
Abbey Perini is many things - a metro Atlanta native, person of many hobbies, full-stack web developer, accessibility advocate, international speaker, and technical writer with ✨over 500,000 views.✨ She's full-stack in the truest sense - give her a problem and she'll figure it out. She's happiest problem solving in the front-end, back-end, and all the APIs and microservices in between. Passionate about accessibility, she's worked in Vue, React, and even AngularJS (2013). She's spent her development career rectifying tech debt in existing codebases.
Ana Rodrigues
Ana Rodrigues
Hactar, UK
Ana works as a front-end developer for the agency Hactar. She started coding as a teenager building fan sites, and has been working as a front-end developer for the last 11 years. Nowadays, Ana spends most of her free time experimenting on her personal blog and is particularly interested in ethics, IndieWeb, sustainability, plants, cooking, privacy and all things CSS.
Zbyszek Tenerowicz
Zbyszek Tenerowicz
MetaMask, Poland
Full-stack engineer and technology researcher. Leads Security Lab team at MetaMask working on LavaMoat and Endo. Started using Node.js at v0.8 and never stopped. Enjoys innovating and teaching security, diagnostics and maintainability. One of the oldest members of meet.js Poland community - both as a speaker and organizer. Hacking JavaScript since his teenage years.
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.
Alessia Bellisario
Alessia Bellisario
Apollo GraphQL, USA
Alessia lives in New York City with her wife, son, and rambunctious cat. She loves ECMAScript, building in the open, and making plotter art with her two trusty drawing robots.
Michael Carter
Michael Carter
101 Technologies, Inc., USA
Michael Carter has over 30 years experience developing applications. He was one of the first to get a Remix license. He hangs out on the Remix Discord as well as GitHub and Twitter helping other developers. He has created many packages and tools to enhance your Remix apps.