Jane Street
Linux Engineer
About this role
Jane Street is seeking a Linux Engineering intern to work on critical infrastructure and production trading systems. You'll collaborate with experienced mentors on real-world projects spanning performance optimization, kernel debugging, datacenter operations, and automation, while gaining hands-on experience with systems programming and operational incident response.
What you'll do
- Build and maintain critical infrastructure underlying production trading systems
- Investigate performance issues from application layer through hardware and firmware
- Debug kernel issues and respond to real-time operational incidents
- Design and implement automation systems to replace manual workflows
- Analyze monitoring data and work on infrastructure provisioning systems
- Participate in root-cause analysis and learn from production incidents
What they're looking for
- Operating system fundamentals and computer architecture
- Systems programming (sockets, virtual memory, process lifecycle)
- Linux command-line proficiency and system administration
- Network protocol understanding
- Linux system troubleshooting and diagnostics
- Software engineering and code-based problem solving
- Performance analysis and debugging across stack layers
- Collaborative communication and willingness to learn
Benefits
- Mentorship from experienced full-time engineers
- Work on real projects with immediate business impact
- Exposure to production infrastructure at scale
- Educational program alongside practical experience
- Access to both in-house and open source technology
- Opportunity to learn from production incident response
Opens the official application on the employer’s site. No login required.
Jane Street
Jane Street builds high-performance trading systems and critical infrastructure using primarily OCaml and Python to support distributed trading operations. The company is hiring software engineers, network engineers, and operations engineers at both intern and full-time levels to work on real production projects including trading systems, infrastructure optimization, routing protocols, and internal tooling.
- Website
- janestreet.com
Likely interview questions
- Walk us through a time you debugged a complex system issue—what was your approach and how did you identify the root cause?
- Describe your experience with Linux system troubleshooting and which diagnostic tools you've used most frequently.