Ryan Chien

Ryan Chien is an accomplished ML Engineer at Apple, with a solid background in data science and engineering spanning multiple roles since 2013. Prior to Apple, Ryan served as a Senior Data Scientist at STR, focusing on AI/ML application design and customer requirements management. Ryan's experience includes significant contributions to research and development in AI/ML at Penn State University, where expertise in prototyping, benchmarking, and data pipeline implementation was demonstrated. Earlier roles at the United States Postal Service involved network modeling and simulation, while initial work at Guild Mortgage centered on refinance market research. Ryan holds a Master of Science in Applied Economics from the University of Minnesota and a Bachelor of Business Administration in Economics from the University of Portland.