About luying
Senior SWE @ Google | Founding Modeling Engineer, Gmail Contextual Smart Reply (Google I/O ’24 & ’25) | LoRA Fine-tuning, RAG & Inference at Scale
Key Skills
Experience
Senior Software Engineer, Founding Modeling Engineer - Gmail Contextual Smart Reply
CurrentGmail Intelligence (LLM Modeling, LoRA Fine-tuning, RAG & LLM Model Serving) - Founding modeling engineer for Gmail Contextual Smart Reply (CSR) — Google's first LLM-powered email reply feature, announced at Google I/O 2024 and launched globally Oct 2024. Highest QPS of any Workspace Gen-AI feature. Owned modeling, evaluation, and serving infra. - Founding modeling engineer for CSR Personalization (announced at Google I/O 2025) — First Workspace feature to deploy RAG at this QPS scale. Owned RAG algorithm design, retrieval optimization, evaluation, and prototype. Past role at Google: App Ads Audience team (2021 Mar –2024 Apr) — Led Audience Signals work stream, built debugging tool widely adopted by gTech/Sales, built team's experiments framework now in top-2 critical pipelines.
Software Engineer Intern
Software Engineer Intern
Freewheel
Education
Cornell University
Masters
Cornell University
Masters
Tsinghua University
Bachelors
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Common Questions
What is luying's expertise?
luying specializes in LLM Engineer, with expertise in apache kafka, distributed systems, java, large language models, llm fine tuning.
Where is luying located?
luying is based in san francisco, california, united states.
How much experience does luying have?
luying has 7+ years of professional experience.
How can I contact luying?
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