Come join us at Alteryx Inspire, May 16-19, 2022

Start Free

Speed up your data preparation with Designer Cloud powered by Trifacta

Free Sign Up

Lars Grammel

Lars Grammel is the Senior Manager of Trifacta's German office, which he built out in 2015. He has led the development of central functional for each major Trifacta release starting with the first private beta release. Lars holds a PhD in computer science, specializing in data visualization, from University of Victoria, Canada.

Wrangling Exercise Bike Data

Getting in better shape and losing weight are important to many people – in fact, they are the top 2 New Year resolutions. For me, it was no different, one of my goals for 2016 is to exercise more. However, many resolutions do not last long, with less than 50% of them making it past […]


Lars Grammel  •  February 18, 2016

We Have Arrived in Berlin & Are Hiring!

Trifacta is growing! We are delighted to announce the opening of our new branch office in Berlin, Germany. The new office is located in Berlin Mitte, in between Alexanderplatz and Hackescher Markt, close to many amenities and public transit. It currently houses our German software engineering team that is growing rapidly to help support our […]


Lars Grammel  •  July 14, 2015

Wrangling US Flight Data – Part 2

In part 1 of this blog series, I shared how to locate and begin wrangling on-time performance data for flights by US airlines that took place in February 2015 using the free version of Trifacta Wrangler. In this post, I will continue to cleanup the data and enrich it with airport geo-locations and airline names: […]


Lars Grammel  •  May 25, 2015

Wrangling US Flight Data – Part 1

In the wake of the recent story on how Qantas Airlines was at risk of losing valuable landing slots at London’s busy Heathrow airport, I became interested in examining flight data across the US to see if I could determine what airlines or airports had the most delays. Finding air-traffic data turns out to be […]


Lars Grammel  •  May 12, 2015
+ Load More

Subscribe to our blog

Get the latest posts in your email