David Lei
Senior Machine Learning Engineer at Pinterest
San Francisco, California, United States
Summary
👤
Senior🎓
Top SchoolDavid Lei is a Senior Machine Learning Engineer based in San Francisco with a decade of experience building products that ship at scale—from consumer web apps with 500k MAU to OS-level features on tens of millions of devices. He’s led cross-functional teams as a tech lead at Verily and driven generative AI and language-model projects at Google before joining Pinterest, blending ML research (honours thesis in knowledge graphs/NLP) with hands-on engineering across frontend, backend, and mobile stacks. Comfortable in Go, Python, TypeScript, and C++, he has shipped PWAs, WASM-enabled apps, and platform-integrated media tools used by millions. He pairs product-focused execution with mentorship and culture-building, having organized intern programs and team events. A hackathon- and startup-minded builder, he brings an engineer’s curiosity evident in early research like species classification from video and a playful, caffeine-fueled GitHub persona.
10 years of coding experience
9 years of employment as a software developer
Bachelor’s Degree, Software Engineering, Bachelor’s Degree, Software Engineering at Monash University
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (162)
python10
drawer10
navigation-drawer10
lda10
fasttext10
deep-learning10
mobile-web10
markdown10
javascript10
word2vec10
django10
umbrella10
yaml10
html10
topic-modeling10
Programming languages (14)
Github contributions (5)
darvid7/TestHosting
Apr 2016 - Jul 2018
Contributions:14 PRs, 27 pushes, 2 branches in 2 years 2 months
hostinggithub-hostingexperimenting
darvid7/technical-interviews
Aug 2016 - Jul 2018
Coding interview preparation :sparkles:Includes algorithms, data structures & big-🙃complexities :rocket:
Contributions:9 PRs, 112 pushes, 10 branches in 1 year 10 months
data-structuredata-structures
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