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 (136)
postgresql10
python10
stream-processing10
streaming10
sql-query10
javascript10
crm10
hotkeys10
sql10
golang10
monorepo10
rust10
database10
kafka10
typescript10
Programming languages (8)
Github contributions (5)
kevmo314/appendable
Dec 2023 - Jul 2024
Appendable is an append-only, schema-less, daemon-less database.
Contributions:161 reviews, 486 PRs, 615 pushes in 7 months
database
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
hotkeysleptoswasm
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