Designing the tools
behind the stories
A few things I’ve worked on
Marshall WeissMadrid & Washington, DC
I’m a senior product designer and developer working where design, journalism, and AI meet.
Currently at El Confidencial.
Also teaching at Universidad Europea.
Fully bilingual in English and Spanish.
Selected work
All projectsA better place to write.
Redesigning the editorial workflow for 200+ journalists, with AI built into writing, editing and publishing.

Making sense of the news.
Transforming the homepage of one of Spain's largest digital news outlets to adapt to modern reading habits.

A clearer path to subscribing.
Reducing drop-off at the last step of El Confidencial's subscription funnel, inside the limits of an enterprise paywall platform.
Independent experiments.
Small products and systems made away from the newsroom.
AI Atlas
A visual map of the ideas, people, companies and open questions in AI. Every position on the map is checked against its source. Work in progress.
Open the atlasPersonal Four Track Recorder
Browser-based music recording and looping app with dead simple controls. Based on the four track recorders of the 1980's.
Open recorder
Lapidarium
A digital encyclopedia of crystals and precious stones. 79 stones so far, with interactive 3D forms and rendered mineral turntables to explore how each one catches the light.
Explore collectionOutside the newsroom.
What I’m reading, making, and doing