dotCSS 2019

The world's largest CSS conference

December 4, 2019 Paris, France

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Speaker lineup:

Hakim El Hattab

Hakim El Hattab

Hakim is a Swedish front-end developer who loves to work on visual JavaScript experiments, animations and user interface concepts. He co-founded and is currently building, a fully featured presentation platform built on top of his open source presentation framework, reveal.js.

Emily Plummer

Emily Plummer

Emily is a Design Systems Engineer at GitHub. She is currently working on building an open source component library to accompany GitHub's design system, Primer. She's interested in all things JavaScript, CSS, and the intersection of the two.

More speakers to come

More speakers to come

Be the first to know about the next speaker announcements!
Want to send us a talk proposal? Check our CFP.


We also have great speakers at dotJS on December 5th


  • Chris Heilmann

    Chris Heilmann

    Author of several JavaScript books. Program Manager for Open Web and Browsers at Microsoft.

  • Sara Vieira

    Sara Vieira

    Developer at CodeSandbox. GraphQL and Open Source enthusiast. Conference Speaker and Airport expert.

  • Phil Hawksworth

    Phil Hawksworth

    Principal Developer Advocate at Netlify.

  • Charlie Gerard

    Charlie Gerard

    Front-end developer at Atlassian, Mozilla Tech Speaker & Google Developer Expert in Web Technologies

  • Vladimir Agafonkin

    Vladimir Agafonkin

    Engineer at Mapbox, creator of Leaflet, open source enthusiast and algorithms geek

  • Vlad Filippov

    Vlad Filippov

    Open source contributor and software engineer on the Firefox team at Mozilla

  • Valerie Young

    Valerie Young

    Senior Engineer at Bocoup and TC39 delegate


Main events

December 4, 2019

dotCSS 2019

dotCSS is coming back with its sister conference dotJS, in the same venue you all loved in 2018: The Dock Pullman!

This might just be the largest CSS conference, ever ;-)

Dec 5 - Dec 6, 2019

dotJS 2019

dotJS is coming back in 2019 and for the first time it will be a 2-day conference!

Day 1 (Dec 5) will be all about Frontend development (UI frameworks, browsers, ...).
Day 2 (Dec 6) will be about Backend development and JavaScript as a language (Node.js, ES2019, compilers, ...)

Side activities

Dec 2 - Dec 3, 2019

Vue.js Hardcore training

We have partnered with Hackages to provide this 2-day Vue.js HackCamp.

Dec 2 - Dec 4, 2019

ES Total training - French only

3 days training provided by our host Christophe Porteneuve to master 100% of ECMAScript (JavaScript)!

Discover the full schedule

Be the first to know about the next speaker announcements!


  • Speaker announcement
  • Sponsors
  • Schedule
  • News

Become one of our partners!

Each year, our amazing partners help us keep tickets affordable, organize great workshops and welcome you in their stands.
If you want to be one of them, contact us.