Programming Language Engineer

About the job

About the Position We're looking for Software Engineers with a background in programming languages to join one of our PL-focused teams at Jane Street. Programming languages work at Jane Street spans a wide variety of different areas: - Language design and type systems. Designing language features and stronger type-level guarantees that let our developers express more of what they mean, and catch more mistakes at compile time. - Compilers and optimization. Investing in optimization, code generation, and backend work that translates directly into measurable speedups across the firm's most performance-sensitive systems. - Incremental and parallel computation. Building runtimes that can evaluate…