Summary
Matt Long is a seasoned founding engineer with 11+ years building scalable backend systems, marketplaces, and developer-facing APIs across startups and high-growth companies. He co-founded Crocodoc—later acquired by Box—where he architected large-scale document conversion infrastructure, and has since led product and infrastructure efforts at Box, PlanGrid, YC, Vanta, and now Medplum. Known for shipping pragmatic, production-focused solutions, he balances deep systems experience (databases, async processing, APIs) with product instincts honed running YC’s Work at a Startup marketplace. Based in San Francisco, he brings entrepreneurial grit and a track record of turning complex processing workloads into reliable services. Outside of work he’s an avid open-water swimmer and trail runner who gets up before dawn to swim the Bay, a habit that underscores his discipline and taste for challenging, high-reward environments.
12 years of coding experience
12 years of employment as a software developer
BS Electrical Engineering and Computer Science, BS Electrical Engineering and Computer Science at Massachusetts Institute of Technology
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