#1 JAVASCRIPT CONFERENCE ON THE PLANET
- 2500 JavaScript Enthusiasts
- Amsterdam
- TBA, 2026
The Big JS Game Show
Win a PS5 and do not miss the opportunity to end up in the JS Hall of Fame! On Friday 14 March after the official programming we are hosting the The Big JavaScript Game Show, presented by the Creator of the JS Survey and hosted by Certificates.dev. Gear Up, Get Ready to win, and Join!
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, Vite, Angular, Vite, 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!
2025 SPEAKERS
Evan You
Creator of Vue & Vite
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.
Ben Holmes
Founding engineer @ Astro
Frontend developer and designer working with teams to build accessible, compelling web experiences. 4+ years of frontend experience using HTML + CSS, ReactJS, AngularJS, and the Adobe design suite. Also experienced in OOP principles using Java (education) and C# (backend).
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.
Pratim Maloji Bhosale
Developer Experience @Treblle
Pratim Bhosale is a Developer Advocate and a Go GDE. Pratim has worked with multiple startups and MNCs and helped them scale their backend and community. In her leisure time, Pratim writes about builds projects in Go and Rust. She has given talks and workshops at international conferences like GopherCon, DevBCN, Golab and more
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.
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.
Daniel Madalitso Phiri
Senior Developer Advocate
Daniel is a Senior Developer Advocate at Weaviate - an open-source vector database. He spends a lot of his time curating music and writing (about) software. He is passionate about creating value through software online and working with developers
Jessy The
Starting with Web3
Frontend Developer with big interest in web3, blockchain (development) and the Metaverse
Yann Braga
Storybook Core Maintainer
Storybook core maintainer working on all testing capabilities in Storybook. Passionate frontend developer, open-source enthusiast that loves sharing knowledge whenever possible. During my free time, I practice to get my origami ninja title!
Natalia Venditto
Maintaining microfrontend.dev
I am a JavaScript developer who's worked in the industry in multiple roles, from frontend engineer to architect for a couple of decades. I'm also an OpenJS foundation CPC member, a Node.js contributor and now work in the role of Lead Product Architect for JavaScript developer tools and experiences at Microsoft Azure. I saw the potential of micro-frontend architectures early on, and was one of the movement pioneers starting as early as 2019, publishing content about my real life experience decoupling and recomposing enterprise-grade platforms. I now maintain https://microfrontend.dev as the most comprehensive resource in the space. I'm also the author of "What is JavaScript? A resource for cross-functional teams" with O'Reilly.
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
.NET developer @4DotNet
Web Developer from Rotterdam, The Netherlands, with a passion for .NET development. At the early stage of her career she’s already a Microsoft MVP, 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.
Igor Minar
Previously Anuglar, Google, Sun
passionate about creating impactful developer tools, platforms, and ecosystems. You specialize in designing scalable solutions that improve lives, crafting exceptional user and developer experiences for the Web, and empowering developers to succeed. You are deeply involved in collaborations, open source software, team building, and fostering global communities. With 15 years of experience, you’ve contributed to major projects like AngularJS, Angular, and Karma, while collaborating with teams like TypeScript and working with browser vendors to enhance Web APIs. You value code quality, API design, and developer productivity, and have established best practices such as conventional commits and evergreen libraries.
Dan Neciu
Senior Software Engineer
Neciu Dan is the technical co-founder and tech lead of CareerOS, where he spearheads the development, maintenance, and scaling of the main application. Bringing over 12 years of engineering expertise to the table, Dan has a proven track record in the tech industry, having previously served as a Senior Product Engineer at the New York E-commerce brand, AdoreMe, and as a Senior Software Engineer at the food delivery company, Glovo. Beyond his technical contributions, Dan is an esteemed international speaker and mentor. He passionately encourages best development practices, with a keen focus on testing, accessibility, and security. His recent speaking engagements include esteemed conferences like React Alicante, Utah JS, Techorama Belgium, and Frontmania Netherlands.
Nele Uhlemann
Developer Advocate @ Fiberplane
Nele deals with the integration of various tools and workflows in the area of observability. Nele's passion is to promote collaboration between different stakeholders involved in the development and operation of software. She previously worked as a technical consultant and developer advocate at Camunda.
Harshil Agrawal
Developer Advocate @ Cloudflare
Helping devs learn and grow through content creation. I love building stuff that actually fixes problems. When I'm not doing that, I team up with companies to level up their DevRel game.
Theater Amsterdam
Described by our global Javascript leaders as the "Most Impressive Venue I have ever seen". JavaScript Experts delivering high-level talks with coding examples on a large 500m2 Screen. Diverse, world-class and free lunchtime catering. Comfy Cinema seats allowing you to open up your laptop if you wish to code along.
