exceptional data visualizations
to serve finance & controlling professionals.
We are passionate data visualization artists and finance & controlling experts. We know and understand finance departments’ challenges and design highly performant Tableau dashboards to support their processes in the best possible way.
We use SQL, Tableau Prep and other tools to prepare finance & controlling data and leverage advanced analytics. Our data sources are trustworthy and optimized for visualization purposes.
We share all our tricks. Our talks and presentations inspire big audiences at conferences as well as small analytics teams. We conceptualize trainings which are 100% customized and empower our customers to maintain our solutions and to adopt them to future challenges.
CO data and vizjockey.com are led by Dr. Klaus Schulte. Klaus is a professor of controlling at Münster School of Business at FH Münster in Germany. He won Iron Viz at Tableau Conference Europe in 2018 and has been recognized as a Tableau Zen Master.
Established in 2018, our blog has been a learning resource for people in 150 countries to date. Innovative ways to use Tableau are shared by a group of different authors. The Becoming a Tableau Desktop Specialist series has become a standard resource to prepare for Tableau’s Desktop Specialist Certification exam.
We are a virtual organization and happy to take opportunities everywhere in the world. We collaborate with local data visualization talents and data visualization experts from all around the globe.
Nov 16, 2022
Converting NetCDF files to .hyper for use in Tableau
Recently, Klaus Schulte asked for some help with wrestling NetCDF files into Tableau. To help out, I wrote up a little Python script to pull the data out and convert it to a .hyper file for use in Tableau and figured that I should go ahead and document how to work with NetCDF in Tableau and […]
Oct 12, 2022
World Population Cartograms
In one of my recents projects, I’ve created a world population cartogram. In such a map, country size represents population. Each one-by-one square stands for 500,000 people. Each country exists of as many squares as needed to represent its population. About Cartograms According to Max Roser, founder of OurWorldInData, this is “the map we need […]
Oct 6, 2022
One-Sheet Marginal Histograms
Marginal histograms are great to find patterns in your data. Especially when working with date or time fields, they’re one of my preferred chart type to start my analysis. Steve Wrexler has written about the usefulness of marginal histograms in more depth in this blog. Make sure to check it out (and all other blogs […]
Apr 4, 2022
The New Tableau Specialist Exam
Greetings! Lukas here from learningtableau.com. I asked Klaus if I could do a guest post providing an update to Christine’s terrific series on becoming a Tableau Specialist in 2019. Christine gives a great explanation not only of preparing for the exam but also of how to participate in the Tableau community. Updates to Tableau’s Certifications […]