Fei P.

I was responsible for the work of combating search engine click fraud in Baidu, the web search ranking team. I served as tech lead and architect. The regular work included building batch/real-time data pipelines, employing and tuning machine learning algorithms, developing offline data warehouse and BI system, and investigating click fraud cases, etc.

I served as senior research engineer in Yahoo!, traffic protection team in the department of Ads & Data. I played as tech lead for the research and analytic team. The team was responsible for building machine learning models to combating traffic fraud as well as doing some analytic works, for all the products in Yahoo!, including sponsored search, ad exchange, DSP, SSP, banner ads, native ads, and organic traffic, etc.