Jim Brusstar is a product and engineering leader with 15 years of experience building banking and fintech platforms, currently serving as Head of Product at Erebor and co-founder and board member of Treasury Prime. He helped grow Treasury Prime into a leading U.S. banking-as-a-service platform and has deep hands-on experience from founding engineering roles through senior engineering positions at companies like Silicon Valley Bank, Rippling, Brex, and Facebook. Jim blends technical depth with product strategy—shipping APIs, integrations, and developer-focused platforms that connect banks and fintechs—and often operates at the intersection of engineering, product, and business. Based in California, he pairs a University of Michigan CS/Econ background and Y Combinator experience with a founder’s mindset, surprising peers by moving fluidly between low-level systems work and high-level platform strategy.
15 years of coding experience
15 years of employment as a software developer
Okemos High School
Y Combinator
BSE Computer Science Engineering Economics, BSE Computer Science Engineering Economics at University of Michigan
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