Olga is a senior data scientist at Appsilon Data Science and a co-founder of datahero.tech. She leads a team of data scientists and build data science predictive/explanatory solutions and deploy them in production, usually wrapped in a Shiny App UI. She develops Appsilon’s open-source R packages. Olga holds a MSc degree in Econometrics from the University of Rotterdam. She co-organizes the largest meetup of R users in Poland and is a co-founder of R-Ladies Warsaw chapter.