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Our consultants come armed with both technical and soft skills to support you to make the most of your data.
The Data School has been paramount to our success at JLL. It has allowed us to bring in highly skilled Tableau and Alteryx consultants. It saves considerable time trying to recruit contractors as I know their skills and training are to the highest standard. Over the past 5 years my team has developed analytical insights which have generated multi million dollar savings of which a considerable amount can be attributed to the Data School consultants we have had working on projects.
Paul Chapman, Global Director of Performance Management, BI and Innovation at JLL
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What our consultants are working on
We believe that sharing knowledge and expertise is key to driving innovation and growth in the data community. That's why we're excited to share our latest insights, tutorials, and industry trends with you through this blog.
Written by our team of experienced data consultants, these posts aim to solidify their own learning while giving back to the community.
Tue 01 Sep 2026 | Carla Villafana
Dashboard Week- Day 2
On day 2, our task was to build a Power BI dashboard using Airbnb data from the following website:
https://insideairbnb.com/get-the-data/
We were given the freedom to choose our own city, and for this project, I chose Edinburgh.
I spent the first hour exploring the data and sketching
Tue 01 Sep 2026 | Ping HIll
Dashboard Week Day 2: AIRBNBI
This was our first day of Dashboard week, and today we were given the option to select any city’s Airbnb data and create a dashboard in Power BI. I chose Washington, DC, as I had just spent 2 years living there and wanted to dive into their Airbnb Data
Tue 01 Sep 2026 | Jorge Sempere
Barcelona Airbnb Power BI Dashboard (Dashboard Week: Day 2)
Task
Today’s task focused on designing a Power BI dashboard analyzing Airbnb activity. I decided to look at data across Barcelona neighborhoods
Tue 01 Sep 2026 | Stefani Hermanto
Dashboard Week Day 2: Power AirBnBI
Today we created dashboards in Power BI using AirBnB data. I chose to work with Boston data since I've been there several times and was curious about what insights I could garner.
I geared this dashboard towards Boston tourism boards
Tue 01 Sep 2026 | Sean Fei
Dashboard Day 2: PowerBI
Today, we started working on the PowerBI Dashboard day!
Even though I love Tableau more, I will say I had fun in PowerBi today.
Starting off, we were given data regarding Airbnb listing in different locations around the world
Tue 01 Sep 2026 | Gerard Najarro
Dashboard Week: Day 2
This project had us pick up Power BI and build a dashboard from real data, with a user story guiding the design choices. I went with Airbnb data for Newark, New Jersey, which is where I grew up
Tue 01 Sep 2026 | Stephanie Pichardo
PowerBI Corner: Custom Analytics, GeoJSON Maps, and Advanced DAX Filtering
Building an interactive dashboard to explore Rio de Janeiro’s 48,000+ Airbnb listings sounded straightforward on paper: give users a spatial map on the left and a dynamic multi-metric visual on the right to seamlessly pivot from macro neighborhood trends to single-property micro details
Tue 01 Sep 2026 | Helena Reichenvater
Dashboard Week, Day 2
For our second day of dashboard week, we were given access to a massive collection of data from Airbnb, and asked to create a dashboard in PowerBi based on the country/city we selected to focus on.
You can use this dataset too at https://insideairbnb
Tue 01 Sep 2026 | Holly Andersen
Custom Bar Charts for Infographics in Tableau
In the final week of Data School training we were asked to create an infographic. This gave me the idea to spend some time experimenting with Tableau techniques that might make a standard but useful chart more fun
Tue 01 Sep 2026 | Mariia Pushkarova
Not Only Stars Fall from the Sky. From Initial Idea to Final Visualization
Not so long ago, my colleague Janina invited me to share the journey behind my latest Viz, from initial idea to completion, in her Design Workshop. It was really interesting for me to reflect on how I created it and the steps I went through along the way
Mon 31 Aug 2026 | Jorge Sempere
Flight Delays/Cancellations Data Modeling (Dashboard Week: Day 1)
Task
Find a publicly available dataset online and use it to build out a data model. Load the dataset into Snowflake, and then publish a Tableau Published Data Source to Tableau Server.
My Plan
I selected a dataset containing U.S. flight delays and cancellations from 2015
Mon 31 Aug 2026 | Stephanie Pichardo
From Raw Open Data to Analytics-Ready Models: Restructuring NYC Restaurant Inspections
Dashboard Week began today with a challenge to find a dataset, remodel its structure, and publish as a Tableau Published Data Source. For this challenge, I took on the NYC Restaurant Inspections Violations data - quite a wide table, spanning 27 fields and 300k fields
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