Programming Language Engineer

<div class="overview-content"> <h3></h3> <h3>About the Position</h3> <p>We're looking for Software Engineers with a background in programming languages to join one of our PL-focused teams at Jane Street.</p> <p>Programming languages work at Jane Street spans a wide variety of different areas:</p> <ul> <li><strong>Language design and type systems.</strong> 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.</li> <li><strong>Compilers and optimization.</strong> Investing in optimization, code generation, and backend work that translates directly into measurable speedups across the firm's most performance-sensitive systems.</li> <li><strong>Incremental and parallel computation.</strong> Building runtimes that can evaluate large, irregular, d