Benjamin Kimock
Senior Principal Software Engineer at Redjack
Silver Spring, Maryland, United States
Summary
🤩
Rockstar🎓
Top SchoolBenjamin Kimock is a Senior Principal Software Engineer with 11 years of experience building high-performance systems and improving compiler and tooling ecosystems. Based in Silver Spring, MD, he brings deep Rust expertise demonstrated by contributions to rust-lang/rust and rust-clippy as well as memory- and parsing-focused optimizations in hickory-dns. He has driven performance and reliability work—adding fuzz targets, deterministic flame-graph coloring, and crossbeam-based concurrency—while also strengthening test coverage and CI. Currently at Lansweeper and Redjack, he blends production engineering with developer tooling improvements and a background in scientific research. His PhD-level analytical training informs a pragmatic approach to low-level problems and code cleanliness, and he often surfaces subtle correctness and performance gains that aren’t obvious from surface metrics alone.
11 years of coding experience
Emmaus High SchoolBachelor of Science (BS) Physics Mathematics Astronomy, Bachelor of Science (BS) Physics Mathematics Astronomy at Dickinson CollegeDoctor of Philosophy - PhD Astronomy, Doctor of Philosophy - PhD Astronomy at University of Florida
Github Skills (27)
flamegraph10
compiler-development10
testing10
dns-resolver10
compiler-design10
lint10
dns10
rust10
nameserver10
server10
concurrency10
llvm9
code-optimization9
code-generation9
rust-analyzer9
Programming languages (18)
Github contributions (5)
jonhoo/inferno
Sep 2020 - Jan 2023
A Rust port of FlameGraph
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:8 reviews, 19 commits, 6 PRs in 2 years 4 months
Contributions summary:Benjamin primarily contributed to the `inferno` project by implementing new features and improving existing ones. Their work focused on adding functionality for deterministic color selection in the flame graph generation. Furthermore, they worked on optimizing the codebase, including improvements to performance by leveraging concurrency using `crossbeam` crates. They also added integration tests, demonstrating a focus on code quality and maintainability.
rustflamegraphperformance-analysis
rust-lang/rust
Dec 2020 - Jan 2023
Empowering everyone to build reliable and efficient software.
Role in this project:Back-end Developer
Back-end DeveloperContributions:593 reviews, 124 commits, 431 PRs in 2 years 1 month
Contributions summary:Benjamin's commits primarily focused on improving the Rust compiler. They contributed to the compiler by adding doc comments for internal methods and emitting diagnostics for invalid target options. The user also made improvements to the code generation process by tweaking MIR optimization tests and addressing code in the LLVM back-end and the compiler's handling of intrinsics and code generation. Additionally, they updated the test suite and the build process.
crategarbage-collectionrustreliablecompiler
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