Sergio Rubio
Greater Salamanca Metropolitan Area Spain
Summary
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RockstarSergio Rubio is a seasoned frontend engineer with 14 years of professional experience and over 20 years working with web technologies, the last decade focused on JavaScript across client and server. He designs and builds Frontend Ops and developer platforms—optimizing build systems, release pipelines and developer experience for speed, robustness and low-friction workflows. At Atlassian he led a frontend platform used by 300+ developers and helped introduce safe SSR and continuous deployment practices; at Automattic he modernized Calypso’s build and testing infrastructure and analyzed RUM data to drive performance improvements. He is an active open-source contributor, notably improving Calypso’s module dependency tooling and enhancing the yarn-deduplicate utility with better validation and test coverage. Based in Salamanca, Spain, he blends deep browser-performance instincts with pragmatic DevOps sensibilities to make large codebases faster and easier to ship.
14 years of coding experience
21 years of employment as a software developer
Spanish, English
Stackoverflow
746reputation
473kreached
14answers
3questions
Github Skills (23)
deduplication10
javascript10
sem10
testing10
s610
yarnpkg10
react10
command-line-interface9
webpack9
typescript9
webpacker9
typescript-types9
command-line9
typescripts9
nodejs8
Programming languages (17)
Github contributions (5)
scinos/yarn-deduplicate
Jun 2018 - Dec 2022
Deduplication tool for yarn.lock files
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:19 releases, 7 reviews, 136 commits in 4 years 6 months
Contributions summary:Sergio primarily focused on refactoring and improving the functionality of the `yarn-deduplicate` tool. The contributions included modifying the core logic within `index.js`, adding comprehensive tests in `__tests__/index.js`, and updating the command-line interface in `cli.js`. The changes involved improvements in version validation and the addition of features, such as the ability to fail when duplicated entries are found, which improves the reliability of the tool.
lockyarndedupeyarn-lockduplicated-packages
Automattic/wp-calypso
Mar 2020 - Jan 2022
The JavaScript and API powered WordPress.com
Role in this project:Front-end Developer
Front-end DeveloperContributions:1013 reviews, 775 commits, 2022 PRs in 1 year 10 months
Contributions summary:Sergio implemented a new effective-module-tree package to generate a logical dependency tree for JavaScript modules. They also made significant improvements to the frontend build, adding support for React 17 and fixing various UI-related issues. Additionally, the user contributed to the styling and organization of the codebase by integrating Prettier for code formatting, along with fixes and improvements to the React components.
apireactwordpressjavascriptes6
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