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!
Juan Andrés Núñez Charro
Juan Andrés Núñez Charro
Docplanner, Spain
Frontend Engineer working at Docplanner. Passionate about Web technologies, JavaScript and Vue.js. Founder of Escuela Vue (http://www.escuelavue.es/). Voracious reader of ancient history and philosophy (Stoicism).
Vânia Santos
Vânia Santos
OLX Group, Portugal
Backend Software Engineer for +10 years in industries such as telco, online betting, and financing, embraced the passion for leading and caring for people 3 years ago, being now at OLX Group as Engineering Manager.
Hendrik Demmer
Hendrik Demmer
PlayPack, Germany
Game developer with a healthy curiosity for the web. Worked at Wooga for a few years, then freelanced in several game studios. Now in charge of making tech work at PlayPack here in Berlin.
John Robb
John Robb
webkid.io, Germany
John joined React Flow in 2022 and takes care of the documentation, communication and community.
Jannik Sommerfeld
Jannik Sommerfeld
Team One Developers GmbH, Germany
As a software developer with a rich background in successful agile projects, I value constructive, harmonious, and proactive communication. I enjoy the opportunities and freedoms that the ECMAScript world offers. At the same time, I embrace self-chosen guidelines that we can establish through the use of TypeScript. I am 30 years old, father of a new born and I am excited to teach and to learn.
Marko Locher
Marko Locher
GraphCDN, Austria
Experienced Customer Success professional with a history of working in developer tooling and startups. Extensive background as a support professional.
Benjamin Schachter
Benjamin Schachter
treasure it, USA
Benjamin Schachter is a software engineer based in Brooklyn, NY and founder of treasure it, a platform to get and give things for free. He loves React Native and Typescript.
Max McCrea
Max McCrea
Monadical, USA
Max is the technical co-founder of Monadical, a software development consultancy focused on emerging technologies and AI solutions, and Developer Capital, an early stage AI investment corp.
Anna Filipyonok
Anna Filipyonok
Senior Marketing Manager, Georgia
Anna is a visionary, performance-driven marketing professional with a decade of experience building and leading dynamic marketing teams at technology companies. Anna holds a steadfast belief that the evolution of technology paves the way for societal progress and reinforces the essence of humanitarian ideals. Skilled in harnessing the power of artificial intelligence in marketing, she sees it as a key to enhancing outcomes while streamlining resources and efforts. WomenInTech Mentor helping women break into the tech field with expert mentoring advice and support.
Gabriel Schulhof
Gabriel Schulhof
Auction.com, USA
Gabriel is a Node.js core collaborator, TSC member emeritus, and a member of the Node API working group with a passion for improving performance. Formerly of Nokia, Intel, and SpaceX, currently at Auction.com.
Alexandra Klimenko
Alexandra Klimenko
Soft Skills Lab, Armenia
As the Founder and CEO of an edtech startup, I combine my passion for education with my product management experience to create innovative learning solutions that improve soft skills development. Our startup provides learners with engaging tools and resources to practice and master essential soft skills. With a focus on continuous innovation, we're dedicated to transforming the way learners acquire and develop soft skills. Our approach is grounded in the latest research and tailored to meet the needs of our diverse learners. I'm excited to be leading a team that is making a real impact in the edtech industry. If you're interested in learning more about our startup or connecting with me, please feel free to reach out. I'm passionate about education and excited to collaborate with others who share my vision for a better future of learning.
Jen Person
Jen Person
Squid Cloud, USA
Jen Person is a developer advocate for Squid Cloud, an enterprise-grade backend-as-a-service that connects to and secures any API or data source. With nearly a decade of experience in developer products, Jen has extensive experience connecting with developers through talks, blogs, events, social media, and videos. She is passionate about creating the best development experiences so devs can focus on creating the best applications.
Karly Lamm
Karly Lamm
Aviron Software, USA
Karly Lamm is a Senior Mobile and Full Stack Web Engineer, currently serving as the Director of Strategic Software Solutions at Aviron Software. She has helped startups scale their products from early MVPs to acquisition, including one later acquired by Walmart. Karly specializes in JavaScript technologies with deep experience in React, React Native, and Angular. She is a strong advocate for accessible and inclusive code, with a passion for building products that work for everyone. In her current role, she partners with startups to design scalable solutions, mentor engineering teams, and implement thoughtful UI and accessibility practices that align with real-world user needs.
Francesco Sciuti
Francesco Sciuti
Devmy, Italy
CEO @Devmy, DevRel Expert @Codemotion, Google Developer Expert (GDE), Microsoft MVP, Google Certified Developer, LEGO Serious Play Facilitator, Projects Manager, Software Engineer, Speaker/Evangelist/Trainer, AWS UG Lead Francesco is a Google Developer Expert, Google Certified Developer, Microsoft MVP ed AWS UG Leader and an accomplished programmer with several years of experience in enterprise programming , high skilled in web development (frontend and backend) and in team project management. I’ve worked for a long time as a employee and then as a freelancer, but nowadays I has my own company: Devmy – Software Factory (former Acadevmy), founded with my friend Andrea. He was also Content Manager and DevRel of Codemotion, the largest tech community in Europe with more than 200,000 developers, as well as the largest IT conference in Italy and one of the most important in Europe. I love reading comics (strictly Batman!), playing the drums, riding a motorbike, playing padel and spending a lot of time with his beloved family.
James Arthur
James Arthur
ElectricSQL, Croatia
James is Co-Founder and CEO of ElectricSQL. Prior to founding Electric, he co-founded the Post Urban venture builder and was co-founder and CTO of synthetic data company Hazy.
Karen Li
Karen Li
GitHub, USA
Karen Li is a concert pianist turned elementary school teacher turned software engineer. She is currently a software engineer at GitHub's npm team. Aside from engineering work, Karen blends education and technology by sharing her experience with the community. Her motto, "I invest in brains" captures her journey from teaching to tech empowerment.
Noam Zingboim
Noam Zingboim
PayPlus Back End Developer, Israel
Noam Zingboim is a seasoned software engineer specializing in Node.js, JavaScript, and system design for scalable backend services. With experience ranging from architecting new products to maintaining critical systems, he focuses on building maintainable, reliable, and high-performance solutions.
Eitan Noy
Eitan Noy
Evinced, Israel
A veteran web developer and manager, with over 15 years of experience, loves accessibility, hates the color magenta, and would definitely love to have dinner with the founders of React. Spent the last several years working at startups, creating shiny new web applications. These days Eitan leads the Frontend development at Evinced, on a mission to help everyone create more accessible web applications.
Henry Smith
Henry Smith
Netlify, UK
Henry is a Senior Solution Engineer at Netlify based out of London, UK. He is a keen technologist with a background in modern composable web applications, physics, digital simulation and sentient computing.
George Kouzmov
George Kouzmov
BlackRock, UK
George is a TechLead @ BlackRock with 12+ years of experience in the FinTech industry. He has architected, designed and build various systems, from data warehouses to large MFEs. He lives and breathes in the full stack space between Data and UX. Proven ability to architect, design, and implement complex solutions while fostering high-performing engineering cultures.
Daniel Espino García
Daniel Espino García
Mattermost, Spain
Fullstack Software Design Engineer at Mattermost. He has helped with the re-architecturing of the new version of the mobile app, written in React Native. Confident with React, React Native and Go, and always happy to learn new things. Fun fact: studying psychology for fun.
Nicolas Gallagher
Nicolas Gallagher
Meta, USA
Working on @reactjs for the web. I currently work at Meta on cross-platform React frameworks. Our goal is to improve engineering efficiency and product quality, to reduce product time-to-market, and to produce high-quality native user interfaces from existing web code. The software we work on is used by products like Facebook, Instagram, Messenger, Oculus, and Workplace.
Oli Legat
Oli Legat
AG Grid, UK
Oli started his career crafting virtual worlds as a video game developer, driven by a love for immersive experiences and creative problem-solving. That journey led him to Google, where he honed his engineering skills at scale. Eventually, his focus shifted toward the web—specifically front-end development—where he found a new passion: building fast, accessible, and user-friendly interfaces. Now, Oli channels that passion into refining enterprise-grade libraries at AG Grid. He cares deeply about accessibility (a11y) and user experience, always striving to make the web a more inclusive and intuitive place for everyone.
Robert Nagy
Robert Nagy
nxtedition, Sweden
Co-Founder at nxtedition Maintainer at CasparCG Collaborator & Technical Steering Committee Member @nodejs