Francisco Carvalho is a founder and machine learning engineer with eight years of experience building AI-driven products and developer tools, currently based in Lisbon. He has blended startup leadership and hands-on engineering across roles from CTO/co-founder to research fellow, working on projects ranging from web extensions to ML safety at the EU AI Office. Francisco is an active open-source contributor—his front-end refactors for the popular WorldBrain/Memex browser extension show practical expertise in React, TypeScript, and web extension UX. His background includes academic training at Instituto Superior Técnico and a visiting AI stint at Tsinghua, underpinning a strong research-to-product sensibility. He has worked in both applied ML teams and policy-oriented AI safety roles, giving him a rare cross-disciplinary view on building safe, user-focused tools. Outside product work he focuses on "tools for thought" and AI safety, signaling a long-term interest in human-centered intelligence augmentation.
8 years of coding experience
3 years of employment as a software developer
Visiting graduate student Computer Science with a focus on Artificial Intelligence, Visiting graduate student Computer Science with a focus on Artificial Intelligence at Tsinghua University
Master's degree Computer Science and Engineering, Master's degree Computer Science and Engineering at Instituto Superior Técnico
Browser extension to curate, annotate, and discuss the most valuable content and ideas on the web. As individuals, teams and communities.
Role in this project:
Full-stack Developer
Contributions:91 commits, 2 PRs, 23 pushes in 2 months
Contributions summary:Francisco primarily contributed to the front-end of the "memex" browser extension project, by removing outdated UI options, refactoring UI components. The user also performed refactoring tasks, such as timestamp normalizing. The commits demonstrate familiarity with React, TypeScript, and potentially the web extension platform.
An open tweet database and API anyone can build on.
Contributions:1 release, 9 reviews, 166 PRs in 8 months
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