I am a machine learning practitioner working on ads ranking, specifically in converting tons of ads signals into feature knowledge to empower billion-dollar business. At Facebook, I work on large scale machine learning feature infrastructure in ads domain, and solve machine learning experiment efficiency in large team and organization.
Before joining Facebook, I was a research software engineer at Microsoft where I implemented machine learning solutions for several Microsoft products such as Windows 8 search, Windows App Store recommendation and Xbox One ranking. I had 1.5-year internship in machine learning research group in Microsoft Research Asia where I focused on NLP.


Feature engineering, knowledge graph, and machine learning efficiency