Antonio Matías
Self Employed
Gines, Andalusia, Spain
Summary
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RockstarAntonio Matías is an independent AI engineer and product builder with 14 years of experience designing high-performance, headless web platforms and AI-native workflows. He combines hands-on full-stack execution in Next.js, React, TypeScript and WordPress with product-level judgment to deliver AI integrations, semantic search, and automated content operations that move beyond prototypes into production. As an engineering manager and staff engineer he has led migrations of large media networks and rebuilt major properties like Billboard, consistently improving Core Web Vitals, engagement, and revenue. He mentors teams, codifies best practices (shared GraphQL layers, CI/CD, design systems) and has a track record of improving developer velocity through DX investments. Active in open source, his front-end contributions include UX-focused plugins and core features for popular projects like WebSlides and PostCSS tooling. Based in Gines, Spain, he prefers working closely with a small number of clients to rapidly turn business processes into reliable, auditable AI-driven systems.
14 years of coding experience
17 years of employment as a software developer
Spanish, English
Stackoverflow
31reputation
2kreached
0answers
2questions
Github Skills (17)
smooth-scrolling10
javascript10
slide10
testing10
css10
postcss10
dom-manipulation10
front-end-development10
html10
ui-design9
uid9
netcore6
generics6
asp-net6
asp-net-mvc6
Programming languages (15)
Github contributions (5)
webslides/WebSlides
Jan 2017 - Feb 2019
Create HTML presentations in seconds —
Role in this project:
Front-end Developer
Front-end DeveloperContributions:10 releases, 229 commits, 12 PRs in 2 years 1 month
Contributions summary:Antonio's commits primarily focused on building out the core presentation functionality for the WebSlides framework. They introduced the ability to navigate slides using forward and backward keys (and page keys), and added the necessary HTML to allow slide transitions. Additionally, they contributed to the video plugin.
cssjavascriptslideshowwebslideshtml-presentation
csstools/postcss-plugins
Mar 2019 - Jan 2023
PostCSS Tools and Plugins
Role in this project:Front-end Developer
Front-end DeveloperContributions:557 reviews, 489 commits, 244 PRs in 3 years 10 months
Contributions summary:Antonio primarily focused on updating and maintaining tests related to PostCSS plugins. The commits involve code modifications and test case adjustments to ensure compatibility with the latest versions of PostCSS and other related libraries. These changes include updates to test files, fixing issues related to custom selectors, and incorporating new features like trigonometric functions. The user's work contributed to the quality and stability of the PostCSS ecosystem by improving the testing infrastructure for various plugins.
postcsscss
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