Jane Street

Jane Street, founded in 2000 in New York, is a quantitative trading firm and major liquidity provider in equities, ETFs, options and crypto. It trades $20B+ daily with 2,600+ employees across New York, London and Hong Kong, known for deep OCaml and functional programming culture and rigorous research. In Web3, Jane Street trades spot and derivatives on centralized and decentralized venues and invests via its crypto arm. The process stresses mathematics, reasoning under uncertainty and collaborative problem solving over crypto-native background. Jane Street combines quantitative research, cutting-edge market microstructure analysis, and high-concurrency systems engineering to provide continuous liquidity across global digital asset markets.