Senior Software Engineer · Currently at Meta
Ryan Lee.
Building AI products at scale.
LLM evaluation infrastructure at Meta.
Distributed tracing at Stripe.
Voice commerce at Amazon Alexa.
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Experience
Meta
Senior Software Engineer
AI-generated Widgets evaluation framework, LLM-powered Social Spotlight digests and comment suggestions at Facebook scale — contributing to 120K+ pDAU gains.
Stripe
Software Engineer
Distributed tracing reliability for production services — multi-dimensional SLOs, actionable alerting, and incident-debugging standards.
Amazon · Alexa
Software Development Engineer
End-to-end backend for Alexa grocery shopping — low-latency voice and screen experiences, scalable pagination for large recommendation sets.
Huawei Technologies Canada
Software Developer & Researcher
Hardware-aware ML framework for code generation across architectures (ResNet, BiDAF) and formats (TensorFlow, ONNX).
Things I've built
Blink
Tap-the-tiles reaction game for iOS. Fast, minimal, addictive.
iOS · App Store
MC²
Math Classroom Collaborator — expression-recognition web app for students and educators.
Web App · Research
Baseline Structure Analysis
SVG math → LaTeX. Published at ICDAR HDI Workshop 2017.
Research · ICDAR 2017
Baseline Structure Analysis
Web-based math expression chat. Published at MathUI Workshop 2017.
Research · MathUI 2017
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