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Leo White

5 posts by Leo White

Jun 14, 2025 | 4 min read
Introducing OxCaml
At Jane Street, we’ve been actively making improvements to OCaml for a long time. Over the last few years, we’ve started to build some fairly...
Aug 16, 2019 | 1 min read
Do applied programming languages research at Jane Street!
As our Tools & Compilers team has grown, the kinds of projects we work on has become more ambitious. Here are some of the major...
Jul 12, 2019 | 10 min read
A look at OCaml 4.08
Now that OCaml 4.08 has been released, let’s have a look at what was accomplished, with a particular focus on how our plans for 4.08...
Jun 29, 2018 | 12 min read
Plans for OCaml 4.08
With the external release of OCaml 4.07.0 imminent, we in Jane Street’s Tools & Compilers group have been planning what we want to work on...
Jan 09, 2017 | 4 min read
A brief trip through Spacetime
Spacetime is a new memory profiling facility for OCaml to help find space leaks and unwanted allocations. Whilst still a little rough around the edges,...