Jie Liao
About Jie Liao
Jie Liao is a Senior Machine Learning Scientist at Expedia Group with extensive experience in statistical consulting and data analysis.
Title
Jie Liao currently holds the position of Senior Machine Learning Scientist at Expedia Group. This role has been held since 2018 in Columbus, Ohio Area.
Company
Jie Liao works for Expedia Group as a Senior Machine Learning Scientist. Previously, she worked at Alliance Data card services - Know More Sell More as a Senior Statistical Consultant and at Quest Diagnostics as a Statistician Intern.
Education and Expertise
Jie Liao has a strong academic background in statistics and management science. She earned a Master's degree in Statistics from Rutgers University from 2011 to 2013. Prior to that, she achieved a Bachelor's degree in Management Science from Fudan University from 2007 to 2011.
Background
Jie Liao's professional journey includes roles at multiple organizations. From 2014 to 2018, she worked as a Senior Statistical Consultant at Alliance Data card services - Know More Sell More. Before that, she held a position at Quest Diagnostics as a Statistician Intern from 2012 to 2013. Her current role at Expedia Group began in 2018.
Achievements
Jie Liao has contributed significantly to the field of machine learning and statistical consulting. She developed a media mix model (MMM) to optimize a $1 billion annual marketing budget using a causal inference framework. She designed a 3-stage Bayesian Regression with MCMC simulation for ad effectiveness measurement. Additionally, she has collaborated with Google and Facebook for ad campaign effectiveness validation using A/B testing and other methods. Her implementation of a machine learning model using LGBM and CatBoost to predict customer unsubscribe likelihood resulted in annual savings of $6 million. Jie has also conducted research on RNN and Shapley value in multi-touch attribution and utilized tools like Hive and Presto for big data mining.