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.
Jonas Herrmannsdörfer
Jonas Herrmannsdörfer
Vercel, Germany
Jonas spent years supporting startups as a React and Next.js freelancer. Now, he leverages his expertise as a Developer Success Engineer at Vercel to help customers succeed. When he's not programming, Jonas enjoys preparing the perfect espresso.
Michael Lukaszczyk
Michael Lukaszczyk
GraphCMS, Germany
Founder and CEO, GraphCMS
Casey Wylie
Casey Wylie
Defense Unicorns, USA
A charismatic Lead Software Engineer on Pepr at Defense Unicorns is an architect and engineer focused on cloud native and hybrid cloud environments focused on solving problems of scale, latency, reliability and secure software delivery. Lover of coffee and improving the open source community.
Philip Fulcher
Philip Fulcher
Nx, USA
Philip Fulcher is a senior engineer with at Nx. He works with Fortune 500 clients to modernize their development practices with a monorepo approach. Philip lives in Colorado with his wife (who is much smarter than him) and two great kids.
Nica Mellifera
Nica Mellifera
Checkly, USA
Nica Mellifera (She/Her) was a developer for seven years before moving into developer relations. She specializes in containerized workloads, serverless, and public cloud engineering. Nica has long been an advocate for open standards, and has given talks and workshops on OpenTelemetry and Kubernetes architecture.
Hadar Geva
Hadar Geva
Myop.dev, Thailand
Hadar is the co-founder and CTO of Myop, a developer-first platform transforming how UI and UX are built, controlled and optimized in production. Hadar brings over 15 years of hands-on development experience and a deep focus on frontend infrastructure. Over the past decade, he’s led engineering teams at some of Israel’s top tech companies. At Wix, Hadar served as an architect and then head of the frontend guild, managing over 700 developers and helping shape the company’s core frontend systems. Prior to that, he held senior R&D leadership roles at Jive Software and Rafael, driving large-scale frontend development across complex products. A Unit 8200 alum, Hadar brings not only technical depth but also a strong understanding of organizational scale, cross-team architecture, and how to evolve legacy systems. His experience spans both building systems from scratch and leading long-term frontend transformations in high-growth environments.
Shivakant Shukla
Shivakant Shukla
Mphasis, India
Hello, my name is Shivakant Shukla, and I am a MERN stack developer with four years of experience in creating dynamic and user-friendly web applications. My passion for technology, coupled with a strong foundation in front-end development, has been the driving force behind my career. In the realm of Front-end development, I excel in crafting interactive and responsive user interfaces using technologies such as React, Redux, JavaScript, HTML5, and CSS3. I take pride in my ability to transform design concepts into functional, pixel-perfect websites that provide exceptional user experiences. Whether it's optimising performance, ensuring cross-browser compatibility, or enhancing accessibility, I am committed to delivering high-quality front-end solutions. While my primary expertise lies in front-end development, I have had the opportunity to work with back-end technologies like Node.js, Express.js, Nest.js, and MongoDB.
Interests:
Gabriel Nordborn
Gabriel Nordborn
Arizon, Sweden
Author of RescriptRelay and host of RelayMeetup.com. Partner at Arizon, a Swedish IT-consultancy and startup incubator. Loving GraphQL, Relay and ReScript.
Marko Rajcevic
Marko Rajcevic
Yugabyte, USA
Marko is a Solutions Engineer for Yugabyte Cloud, he works with Yugabyte cloud customers to successfully build high throughput applications using the Yugabyte Cloud database.
Théo Ben Hassen
Théo Ben Hassen
Shopify, Canada
Mobile Engineering Manager at Shopify
Alex Ackerman
Alex Ackerman
Shopify, USA
Engineering Manager @ Shopify
Lenny Burdette
Lenny Burdette
Apollo, USA
Lenny is a Solutions Architect at Apollo Graph in San Francisco, CA. He was previously a software engineer and graph champion at Square. When he’s not thinking and talking endlessly about GraphQL and frontend, he’s probably trying to recreate some dish from a YouTube cooking video or hanging out with his wife and son.
Johan Eliasson
Johan Eliasson
Nhost, Sweden
Johan Eliasson is CEO & Co-Founder of Nhost. Johan has been building apps his whole life and is passionate about making it easy to develop web and mobile apps. Prior to Nhost, Johan helped grow his family business, driving innovation in the Swedish water treatment market. Johan graduated from Blekinge Institute of Technology with a Master of Science in Computer Security, Computer & Information Systems.
Clint Cameron
Clint Cameron
Sonar, USA
Clint Cameron is a Product Marketing Manager at Sonar, a leader in software static analysis solutions. He joined Sonar in 2018 and enjoys passionately and transparently promoting the value of SonarSource tools to developers at all experience levels. Previous to Sonar, he has held roles in product and project management, consulting, sales operations and engineering.
Adam Jahr
Adam Jahr
Vue Mastery, USA
Adam Jahr is the co-founder of Vue Mastery, the ultimate learning resource for Vue developers and the biggest financial backer of the Vue framework. As an e-learning educator, he has taught hundreds of thousands of developers worldwide and teaches live at conferences across the globe. Adam is a proud Vue.js Community Partner. When he isn't teaching Vue, he enjoys creating interactive art installations.
Emmi Marjetta
Emmi Marjetta
Hoxhunt, Finland
Talent Acquisition & Employer Branding Manager at Hoxhunt
Mario Vercellotti
Mario Vercellotti
Wunder, Finland
Senior Developer at Wunder.
Chinmay Gaikwad
Chinmay Gaikwad
Epsagon, USA
Chinmay is a Technical Evangelist at Epsagon with experience in data center and cloud technologies. Previously, he worked at companies such as Intel, IBM and early-stage startups. Chinmay has an MS in Computer Science from Columbia University and an MBA from UC Berkeley. In his free time, he loves traveling and exploring restaurants.
Ilya Pukhalski
Ilya Pukhalski
ENDGAME, The Netherlands
Ilya Pukhalski is a founder and partner at ENDGAME. He spent 20+ years in software engineering, architecture and product development, designing and delivering large transformation programs for IKEA, Primark, Nike, Albert Heijn. He founded ENDGAME on a conviction: software engineering is in a renaissance, and machines amplify great engineering minds rather than replace them. At ENDGAME he builds a dark factory of autonomous agent pipelines, and helps other organizations make the same leap into agentic product development.
Iustin Targovet
Iustin Targovet
Fastned, DataPrysm, The Netherlands
Iustin is an Engineering Manager at Fastned, where he leads core engineering teams and drives pragmatic AI adoption across ways of working and product delivery. He focuses on building strong engineering cultures, aligning teams with business outcomes, and helping organizations adopt AI responsibly and effectively. He is also the founder of DataPrysm, an agentic analytics platform, previously built and scaled Replica AI, and actively invests in early-stage startups - bringing a founder-operator perspective to modern tech leadership.
Lean Vilas
Lean Vilas
Team Lead @ Appinio, Germany, Hamburg
Lean Vilas is a Senior Software Engineer, Team Lead, and mentor with over a decade of experience helping developers grow into confident, high-impact contributors. Known for blending technical expertise with a deep focus on people, he teaches software engineers how to navigate career transitions, especially the leap from individual contributor to engineering manager. Through his newsletter From IC to EM and conference talks, he shares practical, human-centered leadership insights that resonate with devs who want to lead without losing themselves.
Michal Ziso
Michal Ziso
theZISO Creative Disruption Platform, Israel
Michal Ziso is an Earth & Space architect and systems thinker focused on how humans operate inside complex, high-risk environments. Her work explores responsibility, leadership, and human performance in chaotic systems operating at the edge. She is the founder of theZISO Creative Disruption platform, where she leads design, research, and advisory work that bridges the inherited world and the emerging. She is a global speaker reaching over 200K humans on stages such as TEDx, NASA, Dubai Future Forum, YPO and more.