Juan Elosua
Cybersecurity & AI Innovation Expert
Pontevedra, Galicia, Spain
Summary
🤩
Rockstar🎓
Top SchoolJuan Elosua is a Cybersecurity & AI Innovation Expert with 13 years of experience blending full-stack development, data visualization and security leadership. As head of TEGRA at Telefónica Tech he leads a Galician cybersecurity innovation center born from a joint venture with Gradiant, applying hands-on engineering to strategic R&D and productization. His background includes newsroom-grade real-time data work at NPR and a Knight‑Mozilla fellowship, where he built resilient, user-facing tooling and contributed to well-used open-source projects like pym.js and NPR’s app template. He pairs formal cybersecurity credentials (Information Security Master, Outstanding) with a telecoms and software engineering foundation, enabling pragmatic solutions across infrastructure, front-end UX and secure integrations. Colleagues value him for shipping production-quality systems that bridge research and operational needs, often surfacing subtle reliability and deployment improvements that others miss.
13 years of coding experience
11 years of employment as a software developer
Information Security Master, Cybersecurity, GPA: 3.83 - Outstanding, Information Security Master, Cybersecurity, GPA: 3.83 - Outstanding at UNIR - La Universidad en InternetEnd of career project, Computer Software Engineering, End of career project, Computer Software Engineering at Groupe ESIEE (Paris - France)Telecommunications Engineer, Telecommunications Engineer at Universidad de Vigo
English, Spanish, French, Portuguese
Github Skills (13)
http10
responsive-design10
javascript10
front-end-development10
python10
google-drive-api9
deploying9
build-process9
fabric9
css8
html8
deployment-automation8
back-end-development8
Programming languages (10)
Github contributions (5)
nprapps/pym.js
Jul 2016 - Mar 2018
Resize an iframe responsively depending on the height of its content and the width of its container.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:124 commits, 13 PRs, 139 pushes in 1 year 8 months
Contributions summary:Juan primarily focused on front-end development, implementing features and fixing bugs in the JavaScript library `pym.js`. Their contributions include merging changes, refactoring code, and updating the project's build and deployment processes. The changes demonstrate a focus on improving the functionality and maintainability of the responsive iframe resizing library. The user was also involved in adding and modifying example pages.
heightwidthiframe
nprapps/app-template
Jul 2016 - Aug 2017
The NPR visuals team's opinionated project template for client-side apps.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:14 commits, 13 pushes, 1 comment in 1 year 1 month
Contributions summary:Juan contributed to the project by implementing various features and addressing bug fixes across the front-end and back-end. Their work included adding functionality for spreadsheet integration, removing HTTP references for HTTPS support, and supporting non-standard branches within the deployment process. They also modified UI and CSS resources and made changes to analytics and font loading to improve the user experience. Moreover, they updated the project to use the Google Drive v3 API.
nprreactclient-sidejavascripttypescript
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