Numberphile is supported by Jane Street.

Jane Street is a research-driven trading firm with offices in New York, London, Hong Kong, Singapore, and Amsterdam. They combine techniques from machine learning, distributed systems, programmable hardware, and statistics to trade on markets around the world. 

They're always looking to add smart, curious people to their team. If you're inquisitive, collaborative, and enjoy solving interesting problems, explore Jane Street's open roles and upcoming educational programs.