Matthew Kim
Software Engineer at Pydantic
New York, New York, United States
Summary
🤩
Rockstar🎓
Top SchoolMatthew Kim is a pragmatic software engineer based in New York with seven years of experience building high-performance systems, currently developing an observability database at Pydantic. He specializes in Rust, file formats, SIMD, and databases, having previously built a CDN-friendly static-data database at Appendable and worked on video conferencing at Hyper Video. His work blends low-level performance tuning with practical product considerations—shipping features like Toast Tables and architecting storage optimized for static hosting. Although understated, his interest in SIMD and file formats signals a focus on squeezing efficiency from both software and data layout. He contributes publicly on GitHub under friendlymatthew and brings a Wesleyan CS background to pragmatic, systems-oriented engineering.
7 years of coding experience
2 years of employment as a software developer
Bachelor's degree Computer Science, Bachelor's degree Computer Science at Wesleyan UniversityThe Hotchkiss School
Korean, Chinese, English
Github Skills (131)
postgresql10
python10
json-schema10
olap10
apache-arrow10
parquet10
stream-processing10
pydantic10
streaming10
sql-query10
javascript10
keyboard-shortcuts10
big-data10
crm10
hotkeys10
Programming languages (8)
Github contributions (5)
friendlymatthew/norm
Dec 2024 - Oct 2025
Image editor from scratch. Includes a TrueType font parser and PNG encoder/decoder
Contributions:4 PRs, 308 pushes, 4 branches in 10 months
encoderimage-editorparserpngtruetype
gaucho-labs/leptos-hotkeys
Jan 2024 - Feb 2025
A declarative way of using keyboard shortcuts + callbacks in leptos applications.
Contributions:82 reviews, 79 PRs, 125 pushes in 1 year 1 month
callbackkeyboard-shortcutsleptoshotkeyswasm
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