Santiago Buenahora is a software engineer and founder with a decade of experience building products and early-stage startups, currently based in Mexico City. He has held engineering roles at Robinhood and internships at Microsoft and Affirm, and founded MarcoPolo (YC W21) before launching an accelerator and now a stealth venture. Santiago spans full-stack development—contributing front-end fixes and UX polish to open-source projects like hack4impact/flask-base—while also merging upstream changes to keep dependencies and UI frameworks current. He combines hands-on coding with founder-level product instincts, often focusing on shipping pragmatic improvements that improve developer and user experience. An interesting through-line is his mix of startup-building and technical leadership in nonprofit and academic settings, reflecting both entrepreneurial grit and community-minded engineering.
10 years of coding experience
3 years of employment as a software developer
W21, W21 at Y Combinator
Computer Science, Computer Science at University of Pennsylvania
A simple Flask boilerplate app with SQLAlchemy, Redis, User Authentication, and more.
Role in this project:
Full-stack Developer
Contributions:15 commits, 8 PRs, 13 pushes in 1 month
Contributions summary:Santiago primarily contributed to the front-end aspects of the Flask application, modifying form macros within the app's templates. These changes involved fixing radio button bugs, adding custom select features, and ensuring proper styling. Additionally, the user merged in updates from the main branch, likely incorporating new features or bug fixes related to the application's overall functionality and dependencies, including Semantic UI.
Contributions:5 pushes, 1 branch, 1 comment in 2 years 7 months
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Santiago Buenahora - Building Something New at Stealth Startup