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Denis Leonov

Data Analyst at GymBeam | SQL, BigQuery · Kosice

I’m a data analyst at GymBeam in Košice and a master’s student in computer science. I finished my bachelor’s at the Technical University of Košice. At work I mostly write SQL in Snowflake and BigQuery and maintain our purchase planning model, which predicts how much of each product we’ll sell and tells buyers when to reorder and how much. I also have two Google BigQuery skill badges. I’m interested in Apertus because it’s open and you can run it yourself, so company data doesn’t have to leave th