Lena Mayor - Senior Product Designer at Red Bull Media House

Lena Mayor

Senior Product Designer at Red Bull Media House

Rio de Janeiro, Brazil

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Summary

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Rockstar

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Top School

Lena Mayor is a Senior Product Designer based in Rio de Janeiro with a decade of experience designing user-centered, scalable digital products across media and developer tools. She has led product and UX teams at Globo.com and CodeSandbox and currently shapes cross-platform experiences at Red Bull Media House, blending visual craft with data-driven experimentation and A/B testing. Lena brings hands-on front-end implementation experience—her contributions to the CodeSandbox client show a practical fluency in UI component work, theming, and design language that helps bridge design and engineering. Trained in publishing (MA, University of the Arts London) and with a background spanning mobile, web, and editorial design, she combines editorial sensitivity with pragmatic product thinking. Notably, she moves seamlessly between high-fidelity prototyping and in-browser validation, helping teams ship consistent, polished interfaces.

4 years of coding experience

3 years of employment as a software developer

Master of Arts (MA), Publishing, Master of Arts (MA), Publishing at University of the Arts London

Undergraduate, Civil Engineering, Undergraduate, Civil Engineering at Universidade do Estado do Amazonas

Undergraduate, Design, Undergraduate, Design at Faculdade Martha Falcão

Portuguese, English, Italian, Spanish

Github Skills (10)

codesandbox10

css10

javascript10

front-end-development10

ui-design10

react10

svelte4

preact4

angular4

Programming languages (4)

TypeScriptMDXJavaScriptPython

Github contributions (5)

codesandbox/codesandbox-client

Nov 2021 - Nov 2022

An online IDE for rapid web development

Role in this project:

Front-end Developer

Contributions:23 reviews, 20 commits, 22 PRs in 1 year

Contributions summary:Lena's contributions primarily revolve around the front-end development of the CodeSandbox client. The commits show significant involvement in UI/UX improvements, including style fixes, adjustments to header and sidebar elements, and updates to modal designs. Their work also extends to implementing new UI components and refining existing ones, with a focus on design consistency and overall user experience. Furthermore, the user demonstrated skills in theming and design language implementation, evident in the updates to color palettes and card styles.

reactjavascriptsvelteonline-idepreact

lenasmayor/Object-Detection-Metrics

Jun 2022 - Jul 2022

Most popular metrics used to evaluate object detection algorithms.

Contributions:4 PRs, 10 pushes, 4 branches in 19 days

evaluatedeep-learningobject-detectionmachine-learningmetrics

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