Alexa Chittams is a Data Scientist at the Federal Retirement Thrift Investment Board, having previously worked as a Machine Learning Engineer at Comcast from February 2018 to October 2024. At Comcast, Alexa was responsible for feature development and deployment of engines supporting NLU/NLP queries, evaluating algorithms to enhance chat agent performance, and collaborating across engineering and product teams. Prior experience includes roles as a Data Scientist, Core Technology Associate (Data Engineer and Software Engineer) at Comcast, and experience as a Computer Engineering Intern at Northrop Grumman. Alexa holds a Master's degree in Artificial Intelligence from Johns Hopkins University's Whiting School of Engineering, and a Bachelor of Science in Computer Science from the University of Maryland.