#1 JAVASCRIPT CONFERENCE ON THE PLANET
- 2500 JavaScript Enthusiasts
- Theater Amsterdam
- 12-14 March 2025
Key Updates from Authors
JSworld Conference has become the place where Framework and Tech Creators, Authors & Maintainers update the world of Tech on the Latest in JavaScript! We had the honor to welcome creators and Maintainers from Deno, Vue, Qwik, React, Angular, Vite, Next.js, Node.js, SolidJS and so many more!
Largest JavaScript Gathering on the Planet
2,500 JavaScript Enthusiasts gather over 3 full days to meet with JavaScript Leaders and Connect with Industry Peers to build a valuable network for life. A week of Education, Networking and Team Bonding!
3 Full Days JavaScript
Taking place at Theater Amsterdam with 40 Grand Updates and Tech Insides from Creators! The JavaScript Celebration of the year you can not miss if you want to be kept up to elevate your JavaScript Know How and learn about the latest in Frontend Frameworks, Libraries & Toolings.
First 2025 speakers released
Evan You
Creator of Vue & Vite
Talk: State of Vite & Vue | The Creator Vite, Vue and CEO of Void(0). Evan is an independent software developer currently based in Singapore. He is the creator of the JavaScript framework Vite & Vue.js and the frontend build tool Vite. Most of his work is open source and publicly available on GitHub. If you happen to benefit from his OSS work, you can support him financially via GitHub Sponsors.
Sacha Greif
Creator of the State of JavaScript Survey
Talk: State of JavaScript Report | A designer, developer, entrepreneur and the Creator of the infamous State of JavaScript and CSS Surveys. Originally from Paris but these days living in Kyoto.
Ujjwal Sharma
Compilers Hacker at Igalia & TC39 Co-Chairperson
Talk: Future of JavaScript (TC39) | Ujjwal is a Compilers Hacker at Igalia serving as a co-chairperson of TC39 (the JavaScript standards committee) and co-editor of ECMA-402 (the JavaScript Internationalization spec). He loves to talk about open source software, decentralization, cryptography, JavaScript and web standards.
Debbie O'Brien
Principal Technical Program Manager
Talk: Playwright e2e testing | Google Developer Expert in web technologies, Cloudinary Media Developer Expert and former Microsoft Most Valuable Professional in developer technologies and Github Star Alumni. International Conference Speaker. Teacher, blogger and Open Source contributor.
Daniel Ehrenberg
Vice President of Ecma International and contributes to Ecma TC39
Talk: Standardizing Signals in TC39 | A Software Engineer on Bloomberg’s JavaScript Infrastructure & Tooling Engineering team. He serves as the Vice President of Ecma International and contributes to Ecma TC39, the JavaScript standards committee. Daniel has dabbled in WebAssembly and web standards as well, both while at Bloomberg and in his previous positions at Igalia, a free software cooperative, and at Google on the V8 team, the JavaScript engine in Chrome. Talks
Rob Eisenberg
Chief Software Architect
Talk: TC39 Signal Proposal | Rob has been programming for 35 years with 20 of those years as a professional software architect and engineer building and shipping solutions for dozens of industries: from e-commerce, to manufacturing, HR, gaming, design/developer tools, CMS, medical, insurance, education, pro audio, web platform, and more. He's spent 18 years leading successful open-source projects that are the foundation of products that have shipped to over a billion customers globally. Currently Rob consults, teaches, and mentors developers, focused primarily on Web Standards, Web Components, UI Architecture, and Engineering Culture.
Jemima Abu
Google Developer Expert & Microsoft MVP
Talk: A Guide To Functional Programming | Jemima Abu is a self-taught Front End Developer and recognised Google Developer Expert in Web Technologies. She is an avid advocate for diversity and intersectionality in technology and accessibility in web development.
Sebastien Chopin
Creator of Nuxt.js
Talk: State of Nuxt 2025 | Build your next Vue.js application with confidence using NuxtJS. An open source framework making web development simple and powerful.
Elena Gancheva
Software Engineering Manager
Masters of Ceremonie (MC) | Elena is a Software Engineering Manager at Progress KendoUI with Vue and React. A true front-end geek. Elena has been a ballerina since childhood, gracefully balancing software engineering with dance.
Luca Casonato
Deno Team and JSR Project Lead
A passionate developer and open-source advocate, specializing in Rust, Go, TypeScript, and high-performance web development. As a key member of the Deno team, he plays a pivotal role in building Deno and Deno Deploy, leads the innovative JSR project, and contributes to the Fresh web framework. A delegate at TC39 and chair of WinterCG, he is deeply involved in shaping the future of JavaScript and web technologies. He’s also the creator of deno-puppeteer and several other widely-used open-source libraries. When not coding, you’ll find him diving into the latest web standards.
Louëlla Creemers
Microsoft MVP
Talk: 2025 Is Here: What the new European Accessibility Act Means for Web Developers | A software developer from The Netherlands, with a passion for .NET development. At the early stage of her career she’s also a successful content creator, teacher, blogger, and public speaker. She has built a strong following of over 30,000 people on social media, thanks to her technical expertise and her commitment to helping others learn and grow in their careers. You can find her on Twitter and Linkedin, sharing different kinds of educational posts or dad jokes.
Supported By
Become a Sponsor
A unique opportunity to promote your company, product, service via our channels that include Employer Branding, Hiring and Exposure.. Join our list with previous top-tier sponsors like Uber, HBO Max, ABN Amro Bank, Shopware, Miro, Storyblok, Progress Software.
Beautiful Amsterdam
Join us in Amsterdam with your team for 3 days of team bonding fun; come and enjoy the Beautiful Canals one of the many heritage sites or Museum's, and amazing diversity in Restaurants, bars and Nightlife. Join us with your team to bond and to make connections for life.
JSworld Conference will be organised at Theater Amstredam; described by our global Javascript leaders as the "Most Impressive Venue I have ever seen". Experts delivering high-level talks with coding examples on a large 500m2 Screen.