About conference HolyJS 2019 Piter

Ryan is from California. He studied mathematics at UCSD and University of Rochester before pursuing software professionally. In 2009, he created Node.js. Ryan managed the project through its initial years of development, before yielding it in favor of other interests like build systems, computer vision, and electronic music. Currently he lives in Brooklyn.

Tech Lead and Open Source evangelist at Mendix. Speaker, blogger and author of MobX, MobX-state-tree, immer and several other libraries.

Nataliya has been a web developer since 2010. She currently lives in London and delivers front-end solutions at the Midrive startup. She loves the user interface development process and solving challenges behind it. She is excited about tools that help to automate routine tasks, allowing focus to shift to creative parts of a project. Nataliya keeps up to date with developments in the modern JS and React ecosystems and sometimes combines travel with conferences. Besides the technical, she has an arts education. She feels inspired by seeing how the digital industry has revolutionised traditional art.

Chris Heilmann dedicated the last 20 years of his life to make the web work and thrive. As a lead developer on some of the largest web products he learned that knowledge is not enough without teamwork and good handover. He dedicated most of his time since on educating, writing and sharing, presenting on average at 30 conferences a year. He strives to make code and coders work efficiently. He is the author of several JavaScript books and the [Developer Evangelism handbook](http://developer-evangelism.com). He is currently a Senior Program Manager in Microsoft and spends a lot of time pondering how machine learning and AI can aid humans and replace jobs we're too important to do.

David Khourshid is a Florida-based web developer for Microsoft, a tech author, and speaker. Also a fervent open source contributor, he is passionate about JavaScript, CSS, animation, innovative user interfaces, and cutting-edge front-end technologies. When not behind a computer keyboard, he's behind a piano keyboard or traveling.

Lead front-end developer in Evil Martians. Author of Autoprefixer and PostCSS.

Martin is open source contributor and web evangelist by heart from Zurich with a decade experience from the trenches of software engineering in multiple fields. He works as a Webmasters Trends Analyst / Developer Advocate at Google for Search & web ecosystem. He helps people building applications or publishing content on the web to be successful, productive and visible. Martin believes in the web platform and is working with bleeding edge technologies that will allow the web to prosper.

Believes in JavaScript. Creates and improves debugging tools as a part of Chrome DevTools team since 2014. Led the most part of company's attempts to improve developers' life, starting from asynchronous stacks till new Query Objects. In his spare time loves to play guitar and travel, wishes he had a travel blogger career, yet still keeps writing code, cause we all deserve to have even more new debugging tools. :)

Eduardo is a JavaScript enthusiast who focuses on UI and likes game dev too. He's a member of the Vue.js core team and he organizes the Paris Vue.js Meetup. He helps daily to improve the Vue ecosystem.