Ricardo de Arruda is a Partner at Paradigm. Previously, he was a data scientist at Allium, focused on petabyte-scale data infrastructure and fraud detection. Earlier in his career, Ricardo worked as a quantitative developer at macro hedge funds. He studied computer engineering and economics before dropping out of university.

Ricardo de Arruda

Partner, Investing & Research 

Applications are open for the 2026 Paradigm Fellowship. Four days, ~30 people, Northern California. August 12–15.

Introducing the 2026 Paradigm Fellowship

Ricardo de Arruda joins Paradigm as an Investment and Research partner. 

Joining Paradigm

LinkedIn

Caitlin Pintavorn

Venture Partner

We’re excited to announce our third annual Paradigm Fellowship: a program for students, recent grads, and dropouts who are curious techno-optimists – drawn to markets, incentive design, and shaping how money moves online.