Benjamin Schultzer
Senior Software Engineer at Stealth Startup
Old Toronto, Ontario, Canada
Summary
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RockstarBenjamin Schultzer is a Senior Software Engineer based in Old Toronto with a decade of experience building backend systems and shipping production software across startups and mid-stage companies. Currently at a stealth startup after a senior engineering stint at Intellispark and PENN Interactive, he combines pragmatic engineering with a focus on clarity and performance. An active open-source contributor, Benjamin has improved Rust's libm port by adding missing math functions, documentation, and benchmarks—demonstrating attention to numerical correctness and measurable performance. He also builds Elixir tooling (elixir-dbvisor) and occasionally writes about his work, signaling a blend of systems-level curiosity and developer-focused communication.
10 years of coding experience
5 years of employment as a software developer
Github Skills (7)
mathematics10
rust10
math10
testing10
benchmark9
benchmarking9
documentation8
Programming languages (11)
Github contributions (5)
rust-lang/libm
May 2019 - Jul 2019
A port of MUSL's libm to Rust.
Role in this project:
Backend Developer
Backend DeveloperContributions:6 commits, 13 PRs, 54 comments in 1 month
Contributions summary:Benjamin primarily contributed to adding documentation and implementing features within the `libm` library, which is a Rust port of MUSL's `libm`. They added documentation to various math functions, including `erf`, `expm1`, `atan2`, and `fma`, demonstrating a focus on improving code clarity and usability. The user also added a benchmark suite to assess the performance of implemented mathematical functions and added a missing `signum` function. Finally the user added a missing `remainder` function to the library.
rustmusllibm
danschultzer/blazing-bookkeeper-server
Oct 2016 - Feb 2017
Contributions:32 commits, 10 PRs, 43 pushes in 3 months
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