Daniel Marthaler is a seasoned data science professional with extensive experience in optimization and machine learning. Notable positions include Principal Optimization Scientist at Revionics and Director of Data Science at Sproutling. Daniel also served as a Consultant with Westwind Engineering, Inc. as well as a Senior Machine Learning Researcher at GE Global Research. Currently, Daniel holds the position of Data Scientist at Stitch Fix, showcasing a strong background in data-driven decision-making and innovative analytical solutions.