Language and Runtime Engineer

3 Months ago • All levels

Software Development & Engineering

Job Description

We are seeking a Software Engineer experienced in language compilers and runtimes to join our team at Jane Street. This role involves maintaining a framework used for financial modeling, risk calculation, and custom alerting. The system handles real-time, parallel evaluation of a large, dynamic graph of user-specified computations. Key focuses include understanding, quantifying, and improving performance and scalability. The technical challenges lie in programming language and runtime implementation, efficient distribution and scheduling of computation graphs, and effective measurement and communication of resource usage.

Must Have:

Background in compilers, scheduling, dynamic graph systems, parallel runtimes, or related fields
Strong experience in performance analysis and optimization

Add these skills to join the top 1% applicants for this job

performance-analysis

data-structures

About the Position

We’re looking to hire a Software Engineer with experience working on language compilers and runtimes. Our team maintains a framework used at Jane Street for a wide variety of purposes, including financial modeling, risk calculation, and custom alerting. Our system evaluates, in real time and in parallel, a large, irregular, and dynamic graph of user-specified computations. We are particularly focused on understanding, quantifying, and improving its performance and scalability. The technical problems we face relate to implementation of programming languages and their runtimes, efficient distribution and scheduling of computation graphs, and effective measurement and communication of resource usage.

About You

You have a background in compilers, scheduling, dynamic graph systems, parallel runtimes, or another related field
You have strong experience in performance analysis and optimization
No previous experience with OCaml or functional programming languages is required

If you're a recruiting agency and want to partner with us, please reach out to agency-partnerships@janestreet.com.

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