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Data with Rodrigo Junqueira

Hi, I am
Rodrigo.

I am a Data Professional. 📊 📈

I work as a Data Analyst and Data Scientist.

Download my Resume:

Resume Donwload 💾

Scroll down to see the projects in my portfolio or click here to go straight there!

Photo of Rodrigo
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Summary

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Hello, my name is Rodrigo. 👋🏼

I'm from Tatuí, a small town in the countryside of São Paulo state, Brazil.

I'm a Data Analyst and Data Scientist.

My data-related skills include:

  • Data mapping;
  • Data modeling;
  • Collaborating with business teams to understand problem;
  • Solving business-related challenges;
  • Delivering insights to support decision-making with a focus on generating business value;
  • Prototyping using Figma and Excel;
  • Developing dashboards with a strong focus on UI design;
  • Creating KPIs for dashboards and reports;
  • Using Python and R for data manipulation;
  • Extract and analysis with SQL;
  • Documenting and creating usability manual for dashboards;
  • Version controlling dashboards using Git and GitHub.

I've been working with technology since 2014, holding positions such as Systems Analyst, Technical Support Analyst, and Technical Support Manager. I also worked as a Math Teacher, which gave me strong analytical thinking and problem-solving skills.
Throughout my career, I have always worked with data, like extracting data from the systems I worked on or creating technical reports, spreadsheets, dashboards, etc. Currently, I do freelance work in data analysis and data science.

I hold a degree in Systems Analysis and Development and a postgraduate degree in Data Analysis and Data Science.

You can check out my professional background on my LinkedIn, which is available in the header and footer of this website.

I'm a very creative person with strong analytical thinking, problem-solving talent, solid organizational skills, great communication, ease with numbers, and deep technical and statistical knowledge for creating reports and dashboards.

I have advanced knowledge of English and I'm able to hold conversations, also I'm native from Brazil, and I hold dual citizenship in Brazil and Italy.

I'm also a big fan of pop and geek culture.
My hobbies include studying, working out, reading, and watching series and anime.

Below, I highlight the skills I master or have had academic experience with.

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Skills

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Python
Numpy
Pandas
Matplotlib
Seaborn
SQL
NoSQL
Databases
MySQL
PostgreSQL
Microsoft Excel
VBA
Macros
Power Query (M Language)
Google Sheets
Power BI
DAX
Looker
Dashboard development
R Language
Mathematics
Statistics
Machine Learning
Artificial Intelligence
Analytical thinking
Creativity
Communication
Teamwork
Data Modeling
Time series
Deep learning
Storytelling
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Academic Background, Courses, Academic Books, and Languages

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UNDERGRADUATE

Systems Analysis and Development

Completed in August 2017 (3 years)
São Paulo College of Technology (FATEC)

POSTGRADUATE - MBA

Data Science and Analytics

Completed in January 2025 (2 years)
University of São Paulo (USP)

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Intensive Courses and Technical Books

  • Fundamentals of Python Language for Data Analysis and Data Science, Data Science Academy, 72 hours.
  • Fundamentals of Statistics, Introduction to R Software and Machine Learning, USP, 30 hours.
  • The Ultimate MySQL Bootcamp: Go from SQL beginner to expert, Teacher: Colt Steele, Udemy, 21 hours.
  • SQL for Data Analysis: From basic to advanced, Teacher: Midori Toyota, Udemy, 6 hours.
  • 100 Days of Code: The Complete Python Pro Bootcamp, Udemy, 60 hours.
  • UI Design for Beginners, Origamid, 34 hours.
  • 2025 Python Data Analysis & Visualization Masterclass, Teacher: Colt Steele, Udemy, 20 hours.
  • Code Versioning with Git and GitHub, DIO, 2 hours.
  • Microsoft Power BI Profissional, Udemy, 20 hours.
  • Certificate of Achievement Intermediate 2, English, Fluencypass.
  • Certificate of Achievement, Fisk English course.
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Languages

  • Brazilian Portuguese (Native)
  • English - Advanced (C1)

Additional information

  • Math Teacher at a college entrance exam preparation course for low-income students, 2 years
  • I have dual citizenship, Brazilian and Italian, and I am available for travel and relocation.
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Portfolio

(click the card to access the project)

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Sales Data Analysis with SQL and Excel

Publication date: June 2025

Project developed to showcase portfolio skills. Sales data was analyzed using SQL, and a dashboard was presented in Excel. Click to view the results.

Data Analysis SQL Excel Dashboards Data Modeling Data Transformation
Imagem de capa 1 do projeto

Transformation and Analysis of Public Data from Day Centers

Publication date: March 2025

This project was developed through a freelance job. The client requested the extraction, transformation, and analysis of public data provided by the government through the CENSO SUAS questionnaire, for the years 2019 to 2023, focusing exclusively on elderly people.
The client requested answers to 14 guiding questions, which had to be delivered in a report developed in Microsoft Excel containing tables and charts.

Data Analysis Python Excel Power Query Dashboards Data Modeling Data Transformation
Project cover image 1 Project cover image 2