Software Engineer

**About Jane Street:** Jane Street is a quantitative trading firm that leverages cutting-edge technology to develop elegant solutions that scale well. Our core belief is that building robust and reliable applications should not require developers to manage complex state or worry about underlying infrastructure. We are committed to a user-obsessed culture, emphasizing employee well-being with competitive salaries, equity options, and comprehensive benefits. Our remote-first culture with flexible schedules allows us to collaborate effectively across time zones and locations.

**About The Role:** We are big believers in functional programming and use OCaml, a statically typed functional programming language, as our primary development language. We also believe in the value of open source software, using it in our daily work and releasing over a million lines of our own code as open source.

**Key Responsibilities:**
- Develop and maintain core infrastructure for trading systems
- Write elegant and efficient code using functional programming paradigms
- Contribute to open-source projects and internal libraries
- Design and implement systems that scale for global operations
- Collaborate with cross-functional teams to solve complex problems
- Mentor junior engineers and share knowledge

**Required Skills and Ideal Candidate:**
- Top-notch programming skills with a love for technology
- Deep experience with functional programming languages (OCaml, Python)
- Strong problem-solving skills with a focus on elegant solutions
- Passion for learning and continuous improvement
- Ability to work in a collaborative and fast-paced environment
- Experience with distributed systems and high-throughput applications