The a16z Show Chris Dixon: From Quant Trading to Building a16z Crypto
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Mar 2, 2026 
Chris Dixon, entrepreneur-turned-investor who built a16z’s crypto practice and backed Coinbase and Oculus. He traces his path from 1980s hobbyist programmer to quant trader to founder and VC. Conversation hits his framework for spotting ideas that scale, the mechanics of creating a crypto fund, the state of crypto regulation and stablecoins, and why New York is emerging as a tech hub.
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From 1980s Hobbyist To Programmer
- Chris Dixon learned to program as a kid in the 1980s making video games and later taught himself C and assembly language.
- That hobby led to a flow state and ultimately to programming jobs in New York, which funded his transition into finance and then internet startups.
Quant Programmer Experience Shaped Career Pivot
- Dixon worked at Arbitrade writing Monte Carlo simulations and high-performance finance code for options market-making.
- The role taught him market structure but felt isolated, pushing him toward more people-oriented entrepreneurship.
Building And Exiting SiteAdvisor
- SiteAdvisor started in 2003 to combat social-engineering attacks like phishing and spyware with a crawler-classification database and a warning toolbar.
- McAfee acquired SiteAdvisor in 2006 after channel and fundraising challenges made acquisition the pragmatic exit.