Jane Street is a global trading firm that specializes in quantitative trading and technology. Founded in 2000, it operates in various financial markets, using advanced algorithms and data analysis to make trading decisions. The firm is known for its expertise in options, bonds, and exchange-traded funds (ETFs). The company is headquartered in New York City and has additional offices in London and Hong Kong. Jane Street employs a diverse team of professionals, including traders, software engineers, and researchers, who work collaboratively to develop innovative trading strategies and improve market efficiency.