About Jeroen


Headshot of Jeroen Janssens Jeroen Janssens, PhD, is a data science consultant and certified instructor. His expertise lies in visualizing data, implementing machine learning models, and building solutions using Python, R, JavaScript, and Bash. He’s passionate about helping and teaching others to do such things.

Jeroen works as a Senior Machine Learning Engineer at Xomnia in Amsterdam. Prior to that, he ran, for six years, his own company Data Science Workshops, which was a training and coaching firm that organized open enrollment workshops, in-company courses, hackathons, and meetups. Clients included Amazon, eHealth Africa, Schiphol Airport, The New York Times, and T-Mobile.

Previously, he was an assistant professor at Jheronimus Academy of Data Science and a data scientist at Elsevier in Amsterdam and several startups in New York City. He is the author of Data Science at the Command Line (O’Reilly Media, 2021). Jeroen holds a PhD in machine learning from Tilburg University and an MSc in artificial intelligence from Maastricht University.

He lives with his wife and two kids in Rotterdam, the Netherlands.


The best way to get a hold of me is via email: jeroen@jeroenjanssens.com.

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© 2013–2024  Jeroen Janssens