Juan Dopazo
Front End Lead at Riva Health
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolJuan Dopazo is a Front End Lead based in San Francisco with 15 years of experience building platforms and products from application servers to CSS. He blends hands-on front-end engineering with build, test and release automation, having improved CI/browser testing for FormatJS and optimized polyfills used across browsers. At Yahoo he worked on YUI, ES6 migration, internationalization and an optimizing polyfill service for high-scale products like Mail, and his open-source contributions include documentation and stability fixes to the YUI3 library. He also has full-stack and build-system expertise demonstrated by work on the Pure CSS site and dependency/graph tooling improvements. Known for pragmatic performance fixes—such as high-precision timers for requestAnimationFrame—and cross-platform build fixes, he focuses on making developer-facing tools more reliable and usable. He studied physics and computer science at Universidad de Buenos Aires, bringing a methodical, systems-minded approach to front-end architecture.
15 years of coding experience
13 years of employment as a software developer
Incomplete, Physics and Computer Sciences, Incomplete, Physics and Computer Sciences at Universidad de Buenos AiresHigh School graduate, High School graduate at Colegio Nacional de Buenos Aires
Spanish, English
Stackoverflow
6,329reputation
542kreached
129answers
5questions
javascript
top-5%
http
top-5%
Github Skills (30)
javascript10
testing10
poly10
cicd10
saucelabs10
broccoli10
polyfills10
nodejs10
documentation10
bundle9
gruntjs9
http9
build-automation9
performance-optimization9
bundling9
Programming languages (5)
Github contributions (5)
yui/yui3
Dec 2011 - Sep 2014
A library for building richly interactive web applications.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:2 reviews, 331 commits in 2 years 10 months
Contributions summary:Juan primarily contributed to the YUI 3 library by adding and updating documentation and examples. Their work focused on documenting various methods, particularly those related to UI components, such as `Y.Node#toggleView`, and features like the `selectionChange` event. The user also made minor code fixes, including correcting the description of parameters, and addressing typos within the codebase. The commits indicate a focus on improving the clarity and usability of the YUI library.
web-applicationsweb-componentsjstreejavascriptfundamentals
pure-css/pure-site
Feb 2014 - Jun 2014
The website for Pure CSS
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:7 commits, 6 comments in 3 months
Contributions summary:Juan contributed to the Pure CSS website by implementing build and dependency updates. They replaced `es6-promise` with `ypromise` and integrated a Broccoli plugin for graph generation, enhancing the build process. Furthermore, the user updated the `module-graph` dependency and fixed module naming for Windows compatibility, showcasing a focus on build tool maintenance and project stability. They also made modifications to the module configuration.
csspure-css
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