Two Sigma Open Source

We are scientists, discovering
value in the world’s data.

We use science and technology to tackle the world’s most complex problems. This site features some of our best technologies and the projects we’re committed to.

Work with our tools. Star them. Fork them.

A few of our projects
you should check out

Contributions we're
making to the community

What we do and
how we think

Two Sigma is not your typical investments manager. We put our 3100+ person years of R&D towards making the smartest investment decisions for our clients. Over 75% of our employees work in technical roles and two thirds code every day—all working together in teams to build technical solutions that solve complex problems.

Our teams

  • Quantitative Research & Modeling

    We come to work every day to predict what will happen tomorrow.

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  • Software Engineering

    We create the platforms and systems that manage it all.

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  • Data Science & Analysis

    We believe that statistical analysis can improve the performance of just about anything.

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  • Reliability Engineering

    The front line for maintaining and expanding the capabilities of our many and varied systems.

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Our insights

Careers

Interested in working at Two Sigma?

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Culture

Explore an exciting life at Two Sigma.

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