Samuel Xu
Founding Machine Learning Engineer at Kanu AI
Old Toronto, Ontario, Canada
Summary
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Senior🎓
Top SchoolSamuel Xu is a Senior Software Engineer based in Old Toronto with 9 years of experience delivering scalable data science and software systems. He currently leads a team at Ideaflow Inc. building a graph-based AI-enhanced research notebook, delivering sub-400 ms search latency with pg_trigram indexes, read replicas, and edge computing, while advancing RAG and semantic search in a platform described as a modern 'shared brain' for organizations with roots in MIT Media Lab research. Earlier at Reticle, he built a high-throughput data pipeline and a multi-modal brand safety solution, processing 50,000 queries per second and driving a 200x expansion of advertising segments, with a 40% lift in segment match rate via a recommender system, validated through AB testing. He also served as CTO of PAIRS Foundation for the Yodi app, achieving 100k+ installs across Google Play and the App Store. He holds a Bachelor's degree in Computational and Applied Mathematics from the University of Waterloo and has hands-on experience across internships at Huawei and Autokroma, exemplifying a practical bridge between research and production-grade software.
10 years of coding experience
6 years of employment as a software developer
High School Diploma, High School Diploma at Vincent Massey SecondaryBachelor's degree, Computational and Applied Mathematics, Bachelor's degree, Computational and Applied Mathematics at University of Waterloo
Stackoverflow
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Github Skills (150)
transformers10
language-model10
ode10
python10
flax10
datasets10
deep-learning10
speech10
serve10
collaboration10
optimization10
ssreflect10
symbolic-manipulation10
pde10
drawing10
Programming languages (9)
Github contributions (5)
samuelzxu/excalicopy
Mar 2023 - Feb 2025
Virtual whiteboard for sketching hand-drawn like diagrams
Contributions:13 PRs, 51 pushes, 18 branches in 1 year 11 months
samuelzxu/samuelzxu.github.io
Jun 2022 - Sep 2024
Fork of jekyll-now
Contributions:26 pushes in 2 years 3 months
jekyll-nowjekyll
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