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Ocaml Jobs (NOW HIRING)

Experience with languages like Elm, ReasonML, Purescript, and Typescript is a plus. (we don't expect experience in OCaml in particular.) The role will provide opportunities to work in multiple parts ...

As a Software Engineering intern, you'll learn how we use OCaml (our primary development language) in our day to day work, and gain exposure to the libraries and tools that are foundational to our ...

Experience with languages like Elm, ReasonML, Purescript, and Typescript is a plus. (we don't expect experience in OCaml in particular.) The role will provide opportunities to work in multiple parts ...

As a Software Engineering intern, you'll learn how we use OCaml (our primary development language) in our day to day work, and gain exposure to the libraries and tools that are foundational to our ...

Bonus points for experience with additional backend languages such as OCaml, Haskell, Go, C++ (with preference towards functional languages). Candidate should also have experience leading a team of ...

Data Engineer

New York, NY

$125K - $150K/yr

You'll write Python, SQL, and OCaml; use open-source tools and proprietary software; and work with a mix of structured and unstructured data (think world news, decades of weather patterns ...

As a Software Engineering intern, you'll learn how we use OCaml (our primary development language) in our day to day work, and gain exposure to the libraries and tools that are foundational to our ...

Candidates should have a willingness to learn OCaml, our language of choice, and meet the following requirements: * Bachelor's degree in Computer Science, Software Engineering or other technical ...

While we are eager to integrate new tools into our existing infrastructure, no previous experience with OCaml or functional programming is required. Why do it here? The whole world is thinking about ...

Data Engineer

New York, NY · On-site

$125K - $150K/yr

You'll write Python, SQL, and OCaml; use open-source tools and proprietary software; and work with a mix of structured and unstructured data (think world news, decades of weather patterns ...

They should have a willingness to learn OCaml, our language of choice, and meet the following requirements: * Bachelor's degree in Computer Science, Software Engineering, or other technical ...

Candidates should have a willingness to learn OCaml, our language of choice, and meet the following requirements: * Bachelor's degree in Computer Science, Software Engineering or other technical ...

They should have a willingness to learn OCaml, our language of choice, and meet the following requirements: * Bachelor's degree in Computer Science, Software Engineering, or other technical ...

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Ocaml information

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How much do ocaml jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for ocaml in the United States is $28.13, according to ZipRecruiter salary data. Most workers in this role earn between $23.32 and $32.69 per hour, depending on experience, location, and employer.

What is an OCaml?

An OCaml job typically involves software development using the OCaml programming language, which is known for its functional and statically typed features. Professionals in this role often work on building reliable and high-performance applications, including compilers, financial systems, and formal verification tools. OCaml developers may be responsible for writing and maintaining code, optimizing performance, and integrating with other technologies. These roles are commonly found in industries such as finance, academia, and systems programming.

What can I do with OCaml?

OCaml is a functional programming language used in roles such as software development, data analysis, and formal verification. Jobs involving OCaml often require knowledge of type systems, algorithms, and tools like OPAM for package management. It is valued in industries like finance, research, and systems programming for its performance and reliability.

What are the key skills and qualifications needed to thrive in the OCaml position, and why are they important?

To thrive as an OCaml Developer, you need strong proficiency in functional programming concepts, in-depth knowledge of the OCaml language, and a background in software engineering or computer science. Familiarity with version control systems like Git, CI/CD pipelines, and OCaml-specific build tools such as Dune is typically required. Excellent problem-solving abilities, attention to detail, and the capacity to communicate complex ideas clearly are valuable soft skills. These competencies are crucial for producing reliable, high-performance code and collaborating effectively within engineering teams using OCaml.

What types of projects do OCaml developers typically work on, and what does a day-to-day workflow look like?

OCaml Developers are often involved in projects that require high reliability and mathematical precision, such as financial software, compilers, static analysis tools, or research applications. On a typical day, you might write and test functional code, participate in code reviews, collaborate with teammates during agile sprints, and troubleshoot existing software modules. Interaction with cross-functional teams is common, as you may need to align closely with product managers or QA engineers to deliver robust solutions. The work environment is often collaborative and intellectually stimulating, providing opportunities to continually enhance programming and problem-solving skills.

More about Ocaml jobs
What cities are hiring for Ocaml jobs? Cities with the most Ocaml job openings:
What are the most commonly searched types of Ocaml jobs? The most popular types of Ocaml jobs are:
What states have the most Ocaml jobs? States with the most job openings for Ocaml jobs include:
Infographic showing various Ocaml job openings in the United States as of August 2026, with employment types broken down into 91% Full Time, 7% Part Time, and 2% Contract. Highlights an 86% Physical, and 14% Remote job distribution, with an average salary of $58,502 per year, or $28.1 per hour.

Front End Software Engineer

Jane Street

New York, NY • On-site

Full-time

Re-posted 18 days ago


Job description

We're looking for a software engineer who is passionate about front-end development, user-interface design, and typed functional programming. You would take part in the design and implementation of our next-generation of browser-based tools for operating our trading infrastructure.
We're building for expert users, which means we want to maintain a high UX bar, and at the same time create tools that are flexible and powerful enough to satisfy the needs of deeply engaged users.
Beyond working on the individual tools, we want someone who can find opportunities to create libraries and abstractions that capture common interaction idioms, and to sharpen our development practices and firm-wide approach to UI development.
We're looking to add someone with a particular mix of skills and experience:
  • A strong background in web technologies, including browser fundamentals like CSS and the DOM, and an understanding of the principles of UI frameworks like Vue, Angular, React, and Flutter.
  • Practical experience building sophisticated UIs in the browser. We're looking for someone who loves the detailed polishing that's needed to build elegant and highly usable UIs.
  • An interest in and appreciation of typed functional programming as an approach to UI construction. Experience with languages like Elm, ReasonML, Purescript, and Typescript is a plus. (we don't expect experience in OCaml in particular.)

The role will provide opportunities to work in multiple parts of the stack, including front-ends, back-ends, middleware, and databases. The job will also involve working closely with traders and other end-users to better understand their needs.
If you're a recruiting agency and want to partner with us, please reach out to agency-partnerships@janestreet.com'