Manuel Barrado is a Technical Lead and seasoned front-end engineer with 11 years of experience, currently driving Media & Entertainment initiatives at Telefónica Innovación Digital while serving as CTO of Velada. He specializes in modern web and mobile UIs (React, React Native, AngularJS) and has a strong track record of shipping custom-built frontends without CMS dependencies to reduce long-term risk. Manuel combines hands-on coding with people leadership—he has led teams of six, adapted agile ways of working, and advocates knowledge exchange to improve product quality. An early contributor to Mozilla’s Firefox OS ecosystem, he brings pragmatic UI accessibility and localization experience from high-profile open-source work. Based in Madrid, he mixes entrepreneurial freelance projects with strategic roles in large telco innovation labs, always seeking harder problems that accelerate his growth.
DEPRECATED - Gaia is a HTML5-based Phone UI for the Boot 2 Gecko Project. NOTE: For details of what branches are used for what releases, see
Role in this project:
Front-end Developer
Contributions:187 commits, 119 PRs, 18 pushes in 1 year 2 months
Contributions summary:Manuel primarily contributed to the user interface of the Boot to Gecko (B2G) project, specifically focusing on the user interface (UI) for the phone application. Their work involved modifications to HTML, CSS, and JavaScript files, with a focus on UI elements like settings, menus, and dialogs. The user's changes included localization enhancements, UI bug fixes, and feature implementations, with a particular emphasis on making UI elements accessible and consistent.
Contributions:9 PRs, 240 pushes, 82 branches in 6 months
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