EPISODE · Jun 9, 2026 · 7 MIN
Why OCaml Is the Dark Horse of Financial Tech in 2026
from The Programming Languages Podcast with Fexingo: Python, Rust, JavaScript, and Modern Coding · host Fexingo
Lucas and Luna explore why OCaml, a language born in the 1990s, is quietly becoming the backbone of high-stakes financial systems. They examine its role at Jane Street Capital, where OCaml handles $5 trillion in daily trading volume, and contrast it with Rust's approach to safety. The episode also touches on why OCaml's strict typing catches bugs that cause billion-dollar losses in other languages. A must-listen for developers curious about functional programming in production. #OCaml #JaneStreetCapital #FunctionalProgramming #FinancialTechnology #ProgrammingLanguages #SoftwareDevelopment #TypeSafety #RustLanguage #QuantitativeFinance #TradingSystems #MLInference #TechPodcast #FexingoBusiness #BusinessPodcast #Technology #LucasAndLuna #PodcastEpisode41 #DarkHorseLanguage Keep every episode free: buymeacoffee.com/fexingo
What this episode covers
Lucas and Luna explore why OCaml, a language born in the 1990s, is quietly becoming the backbone of high-stakes financial systems. They examine its role at Jane Street Capital, where OCaml handles $5 trillion in daily trading volume, and contrast it with Rust's approach to safety. The episode also touches on why OCaml's strict typing catches bugs that cause billion-dollar losses in other languages. A must-listen for developers curious about functional programming in production. #OCaml #JaneStreetCapital #FunctionalProgramming #FinancialTechnology #ProgrammingLanguages #SoftwareDevelopment #TypeSafety #RustLanguage #QuantitativeFinance #TradingSystems #MLInference #TechPodcast #FexingoBusiness #BusinessPodcast #Technology #LucasAndLuna #PodcastEpisode41 #DarkHorseLanguage Keep every episode free: buymeacoffee.com/fexingo
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Why OCaml Is the Dark Horse of Financial Tech in 2026
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