Jonathan Reiter is a fintech and blockchain-focused founder who blends two decades of derivatives trading at top banks with hands-on engineering and open-source contributions. Now co-founder of ChainArgos and Data Finnovation in Singapore, he applies traditional finance tools and software engineering to security and analytics problems in crypto, having discovered critical flaws in Binance Beacon Chain and BSC. His background as an Executive Director in FX options trading at Nomura and prior roles at Lehman, Barclays, and Morgan Stanley gives him deep market-structure and risk expertise unusual in the startup world. Technically active, he has contributed performance and numerical features to the widely used Gonum Go numeric libraries, reflecting a focus on efficient, production-grade computation. This mix of trading instincts, formal CS training from Brown, and practical engineering sets him apart as a founder who operationalizes financial models into robust tooling.
9 years of coding experience
15 years of employment as a software developer
Master of Science (M.Sc.), Computer Science, Master of Science (M.Sc.), Computer Science at Brown University
Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more
Role in this project:
Back-end Developer
Contributions:10 commits, 10 PRs, 31 comments in 1 year 5 months
Contributions summary:Jonathan contributed to the Gonum numeric libraries, focusing on performance improvements and new features. Their work included adding benchmarks for sum operations across various matrix types, optimizing matrix multiplication, and adding new functions like `Trace` for various matrix types. The user also implemented fast paths for the `Sum` function to improve efficiency and introduced a uniform permutation generator for statistical distributions.
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