Bruno Ponne

Meet Bruno, a dedicated data analyst with a solid foundation in social sciences and an everlasting curiosity to learn and grow. With skills in Tableau, Power BI, Alteryx, R, and Python, he is experienced in the use of data to derive relevant insights that can impact decision-making positively. In his Master of Public Policy, he studied the effects of educational policies on student achievement in Brazil.

Experience Before The Data School

  • Legislative Advisor to Brazilian MP Drawing on data analysis, advised an MP on her bills and reports to the Parliament. Moreover, created a Shiny Dashboard to analyze educational indicators in 75 municipalities to support mayors' decisions in educational policy.

  • Data Science Consultant at the Hertie School Data Science Lab Guided over 20 master's students in coding and data analysis, contributing to the successful completion of their theses.

Projects

  • Digital Marketing SiB Project: we built a dashboard that integrated data from several sources - Google Analytics, Excel Sheets, Meta, and Google Ads - and presented it in a clear and structured way in order to facilitate the decision-making process of our client in the digital marketing field.

  • Synthetic Control Method for Policy Evaluation Workshop: delivered a hands-on workshop about the use of the synthetic control method in policy evaluation. The target group was civil servants at the Federal Senate of Brazil and the course included an introduction to R and example applications;

  • Coding The Past: a personal blog dedicated to clarifying data science concepts, with a focus on their application in the humanities.

Skills

  • Data Preparation: Tableau Prep, Alteryx, Power Query, R (dplyr, base R), Python (pandas, numpy), SQL;

  • Data Visualisation, Dashboards and Storytelling: Tableau, Power BI, R Shiny, Flask, HTML, CSS, Python matplotlib;

  • Statistics: R and Python (pandas, numpy).

Featured Work

Blog Posts

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Tue 30 Jul 2024 | Bruno Gasparotto Ponne
Final Day Of Dashboard Week
The last day of the dashboard week, and also last day of training for DSDE 07, was dedicated to working on our personal project. This project had already been under development during the training and we were free to choose what we would like to work with
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Thu 25 Jul 2024 | Bruno Gasparotto Ponne
What Does A Data Analyst Listen To? Day Four Of Dashboard Week
Our fourth task in the dashboard week was to visualise the history of songs played by a Spotify user. We got a .json file that could be read directly through Tableau, which eliminated the need for data preparation
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Wed 24 Jul 2024 | Bruno Gasparotto Ponne
Showing Your CV Using Tableau: Day Three Of Dashboard Week
The third task of this week was to develop a professional CV in Tableau. The idea was that we used different kinds of visualisations to summarise our experience, education and skills. There is actually a vast amount of examples of CVs in Tableau Public and they were a great source of inspiration
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Tue 23 Jul 2024 | Bruno Gasparotto Ponne
Templates: Day Two Of Dashboard Week
Our second task of dashboard week was to build two templates: one for a Tableau dashboard and the other for Power BI. The idea behind this challenge is that, as data analysts, we should be able to create flexible and clean templates that save us time when we are working on a client project
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Mon 22 Jul 2024 | Bruno Gasparotto Ponne
Horror vs Thriller: Day One Of Dashboard Week
As we approach the end of our training at The Data School in Hamburg, we still have one mission: to overcome the dashboard week. This is a week when cohorts develop one dashboard per day, from 9 am to 3.30 pm
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Tue 11 Jun 2024 | Bruno Gasparotto Ponne
Bayesian Statistics The Fun Way - Book Review
With the new acquisitions for the library at The Data School in Hamburg, I was lucky to be able to choose one of the new books. For a long time, I have heard about the term "Bayesian statistics" but never fully understood what it means and how we can use it to better understand the world
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Tue 02 Jul 2024 | Bruno Gasparotto Ponne
The Top 3 Resources For Your Tableau Certified Data Analyst Exam
Last month I passed the Tableau Certified Data Analyst exam. Even though the exam is not especially difficult, it is very important to prepare for it several days before the examination
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Mon 17 Jun 2024 | Bruno Gasparotto Ponne
Getting Ready For The Tableau Certified Data Analyst
As part of our training at The Data School we must pass the Tableau Data Analyst certification. In order to increase my chances of passing, I am getting ready and trying to review as much content as I can
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Tue 28 May 2024 | Bruno Gasparotto Ponne
Tableau Measure Names And Measure Values - How To Use Them?
What are measure names and measure values? Measure names and measure values are two variables created automatically by Tableau
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Thu 23 May 2024 | Bruno Gasparotto Ponne
Top 7 Lessons From Our Internal Projects
As we approach our first client project, I would like to gather 7 of the most valuable feedback we have received during our two internal projects. This feedback is both about technical aspects (how to use the tools) as well as about how we communicate our findings to the client
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Mon 20 May 2024 | Bruno Gasparotto Ponne
What Is Drill Down And Why It Is Important to Your Client?
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Mon 06 May 2024 | Bruno Gasparotto Ponne
The Three Level Of Details In Tableau
As a Tableau Consultant, perhaps one of the most important concepts to grasp is the notion of level of detail (LOD). In this post, I will explain what LOD is and what are the three level of details that allow powerful analyses in Tableau
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Thu 02 May 2024 | Bruno Gasparotto Ponne
Profit Ratio: Why Is It Important And How To Calculate It Correctly In Tableau?
What is profit ratio? Profit ratio, or profit margin, is the division between the profit and revenue of a company. It shows the profit a company makes per dollar of revenue. For example, if a company has a profit ratio of 0
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Tue 30 Apr 2024 | Bruno Gasparotto Ponne
Auf Deutsch Gesagt! Analysing Data In German
In The Data School in Hamburg, our training happens both in German and in English. Therefore, consultants who are not native German speakers learn data analysis and, at the same time, improve their German language skills, especially technical expressions in our field
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Wed 17 Apr 2024 | Bruno Gasparotto Ponne
Exploring Art With Tableau: The Dataset I Used In My Application For The Data School
The first week at The Data School Hamburg was very exciting. On the one hand, we had a lot of social contact as we met many talented colleagues. On the other hand, we already started to get the theoretical background necessary to offer consulting to our clients
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