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This internship involves research in programming languages and compilers, focusing on improving OCaml within Jane Street's technology stack. Interns will collaborate on projects that may include type systems, compiler optimization, and toolchain enhancements, gaining hands-on experience and exposure to internal systems and open-source contributions.

The Network Automation Engineer will enhance the network security infrastructure through operations, testing, and automation while identifying opportunities for toil reduction, improving security processes, and ensuring effective monitoring. Responsibilities include developing software solutions, evaluating new platforms, and collaborating with teams to meet business needs.

The Technical Program Manager will provide organization and coordination support for engineering initiatives, managing software development projects, tracking milestones, and communicating project statuses across teams. They will work independently and collaborate with developers and external entities to ensure project goals are met.

As a Low-Latency Engineer, you will design and optimize high-performance, low latency systems for fast-trading applications. You will work with quantitative researchers to enhance application performance, tackle challenges around system programming, and optimize network applications.

Linux Engineers will maintain and improve the infrastructure that supports trading systems at Jane Street. Responsibilities include debugging kernel performance, developing management tools, handling production issues, and engaging in automation and monitoring projects. Engineers will work closely with other teams and utilize their knowledge of Unix and Linux systems.

The Linux Engineering Manager will lead a team of Linux Engineers, support their development, and contribute technically. Responsibilities include project management, team coordination, and enhancing the technical environment at Jane Street.

We're looking for Software Engineers to join our Cross-Platform team, where you'll work with traders to build applications, develop monitoring tools for IT teams, and enhance our .Net libraries. You'll collaborate closely with others and have the opportunity to learn various technologies over time.