Data Analysis Specialist
My name is Mateusz Zienkiewicz. I am a Customer Service Coordinator at Newell Brands and a certified Excel specialist (DAT206x: "Analyzing and Visualizing Data with Excel" via EdX, "Data Visualization with Advanced Excel" on Coursera and "Excel BI, Power Pivot and DAX" via Udemy). I am focusing on data visualization tools, such as charts, also available in PowerBI and Tableau. (I'm also certified in PowerBI).