Marc Mailhot

Student Developer - University of Waterloo Computer Science

(905) 650-0062


Backend-focused full stack developer, with a special interest in programming languages, functional programming, compilers, systems architecture, distributed systems and natural language processing.



  • OCaml
  • Haskell
  • Python
  • C++
  • Rust
  • Clojure
  • HTML5
  • C
  • Nix
  • CSS
  • SASS
  • C#
  • Racket


Tsuru Capital

Developer Intern, Sept 2018 - Dec 2018
  • Researched and implemented high-performance, low-latency trading strategies in Haskell
  • Improved the accuracy of an internal trading simulator

Jane Street

Developer Intern, Jan 2018 - Apr 2018
New York City
  • Improved internal change management tooling to better track intra-repo dependencies using build artifacts
  • Developed an instruction set simulator for a RISC CPU architecture and integrated it with FPGA simulation tools

Apple Inc.

Platform Architecture Intern, May 2017 - August 2017
  • Contributed to the development of a high-performance, circuit level, hardware simulation compiler
  • Designed and developed performance monitoring infrastructure to track compiler performance

Jane Street Europe

Developer Intern, Sept 2016 - Dec 2016
  • Designed and developed a type inference and schema generation system to build queryable Postgres databases from untyped s-expressions
  • Wrote performance-sensitive OCaml code handling and processing high volume message streams
  • Rewrote distributed data analysis to use an efficient binary data format, resulting in 10x performance improvements

Kik Interactive

Web Developer (Co-op), Jan 2016 - Apr 2016
  • Optimized a high volume messaging system in Python, leading to a 25% drop in request latency
  • Designed, wrote and documented an open source Python SDK for our API platform

Kik Interactive

Web Developer (Co-op), Apr 2015 - Aug 2015


    • Gameboy Advance game written entirely in Rust
    • Developed a convenient set of Rust macros for specifying, reading, and writing memory-mapped IO registers


    • Web-app for quickly finding spurious correlations among 390,000 datasets
    • Developed a Rust backend efficiently finding correlations using a custom binary time series data protocol
    • Designed and wrote CSS for the front-end design


    University of Waterloo

    Bachelor of Computer Science, Sept 2014 - June 2019
    • Honours Computer Science, Co-operative Program
    • With Distinction - Dean's Honours List
    • 92% Cumulative GPA