Bogdan Tsal-Tsalko is a Senior Data Scientist at DataRobot since October 2018, specializing in complex customer support challenges and advanced data solutions. Notable achievements include reframing signal processing issues, developing optimized frameworks for time series analysis, and implementing effective data reduction methods in the insurance sector. Previous experience includes roles as a lecturer at Hillel IT School and a Data Scientist at CloudMade, where Bogdan focused on machine learning in the automotive domain and optimized geospatial data storage. Earlier positions involved designing NLP solutions at WiseWeb LTD, developing financial strategies at Atto Trading Technologies, and data analysis at Euclid Research Center, combined with a foundational role in mathematical algorithm optimization at Samsung. Bogdan holds a Master's degree in Mathematical Statistics and Probability from Taras Shevchenko National University of Kyiv.