Leaving Wall Street, Hart Lambur Built UMA And Across
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Hart Lambur shifted from Wall Street to crypto, co-founding UMA to enable synthetic assets on Ethereum. He also helped build Across, a fast cross-chain bridge, while promoting Ethereum standards like ERC-7683. If anyone knows what it’s like to jump from Wall Street skyscrapers to the digital bridges of Ethereum, it’s probably Hart Lambur. He may not be as familiar a name as Vitalik or CZ outside the core community, but what he built quietly laid the foundation for many of the DeFi projects we know today. Lambur is no stranger to finance. He started his career at Goldman Sachs, a name that would make anyone take their hat off to him if it were on a business card. He worked as an interest rate trader, specifically monitoring the US government bond market. For those unfamiliar, this job isn’t just about sitting in front of a Bloomberg screen—it’s about making multimillion-dollar decisions in a matter of seconds. Can you imagine the daily pressures? But behind the scenes of traditional finance, Lambur had an appetite for something more open—more free. After eight years at Goldman, he founded Openfolio, a personal investment tracking platform. In short, it’s like Goodreads for stock portfolios. Openfolio was eventually acquired by Stone Ridge, and that was a sort of U-turn in his life. How Hart Lambur Took UMA From an Idea to a DeFi Backbone After selling Openfolio, Lambur didn’t take a long break or take a long break. Instead, he started to dive into crypto. But not just buying tokens and hoping they would go up. He wanted to build. This is where UMA (Universal Market Access) was born. UMA is not an ordinary project. Its goal is simple on paper: to allow anyone to create synthetic assets on the Ethereum blockchain. But of course, the…
Filed under: News - @ June 3, 2025 3:21 pm