Leo Qin
Software Engineer at Old Mission
New York, New York, United States
Summary
👤
Senior🎓
Top SchoolLeo Qin is a software engineer based in New York with nine years of experience building infrastructure and data-focused systems across startups and larger tech firms. He has shipped production software at companies including Retool, Robinhood, and currently Old Mission, bringing practical full-stack sensibilities from earlier internships at Google, Wish, and others. Comfortable working across backend infrastructure and data tooling, he blends hands-on engineering with an eye for operational reliability. Leo’s Github presence emphasizes infrastructure and data projects and he also publishes on Codeberg, reflecting a preference for diverse open-source ecosystems. Trained in computer science at the University of Waterloo, he combines rigorous fundamentals with fast-moving product environments. Colleagues describe him as a pragmatic problem-solver who favors shipping measurable improvements over perfection.
9 years of coding experience
4 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at University of Waterloo
Github Skills (58)
lmdb10
tinydb10
readable10
snowflake9
mysql9
postgresql9
jira9
data-collection9
operation9
java9
python9
metadata9
databases9
mssql9
pipeline9
Programming languages (6)
Github contributions (5)
leozqin/precis
Apr 2024 - Jan 2025
Precis is an extensible self-hosted AI-enabled RSS reader with a focus on notifications and support for theming
Contributions:22 releases, 63 PRs, 105 pushes in 9 months
airss-readerdaisyuidockerdocker-compose
leozqin/blog
Nov 2023 - May 2025
Leo Qin's Blog
Contributions:126 PRs, 79 pushes, 146 branches in 1 year 6 months
hugohugo-sitejamstack
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