I'm

About

Data Analytics | Data Scientist | Bussines Analytics

I’m a data-focused professional with a diploma in Data Science and Applications. I specialize in Python, SQL, Power BI, and Machine Learning, and have hands-on experience with data cleaning, analysis, modeling, and visualization. I’m passionate about turning complex data into clear insights and am looking to apply everything I’ve learned to solve real business problems.

Skills

Complex and large Datasets
Data Cleaning
Data Modeling
EDA
Machine Learning

Matplotlib
Power BI
Seaborn
Tableau

MongoDB
MySql
PostgreSQL
SQLServer

Excel
Python
SAS
SQL
VBA

Portfolio

This portfolio showcases some of the projects I developed during my Data Science and Applications program. These projects gave me the opportunity to apply the skills I learned using tools like Python, SAS, Power BI, Tableau, and SQL. Throughout these projects, I worked with real datasets to perform data cleaning, build machine learning models, create interactive dashboards, and deliver insightful data analysis. Each project reflects my hands-on experience in solving real-world problems through data, from exploring large datasets to developing predictive models and presenting results in a clear and meaningful way.

  • All
  • SAS
  • Python

Bike Theft in Toronto

Insurance Prediction price

Global Energy and GDP Analysis

Canadian Anti Fraud Centre Analysis

Resume

Download my Resume

Data-driven professional with a strong foundation in Systems Analysis Development and a specialization in Data Science & Application. Proficient in Python, SQL, and SAS, with demonstrated expertise in data mining, machine learning, and business analytics. Adept at transforming complex datasets into clear, actionable insights and visualizations to support data-driven decision-making, improve performance, and drive strategic growth.

Professional Experience

Data Science Trainee

09/2024 - 07/2025

Metro College of Technology, Canada

  • Completed an advanced diploma in Data Science and Applications, combining theory and hands-on practice with real datasets and business problems.
  • Worked on mini-projects and a capstone project applying Python, SQL, Power BI, and Tableau to extract, clean, analyze, and visualize data.
  • Applied AI and machine learning techniques, including supervised/unsupervised models, deep learning, and predictive modeling using Python and R.
  • Developed reports and dashboards using Power BI, Tableau, and Excel/VBA to support decision-making and data storytelling.
  • Gained hands-on experience in data mining, advanced statistical modeling, and big data analytics through cloud platforms and tools like SAS, SQL Server.
  • Designed and executed data pipelines, integrating knowledge of advanced SQL, SAS, and cloud computing.
  • Collaborated in team-based settings to solve practical business cases in healthcare, fraud detection, and marketing analytics.
  • Demonstrated strong communication, documentation, and presentation skills through client-style project deliverables and stakeholder briefings.

Web Developer

06/2015 - 08/2018

Alisystem Self-employed , Brazil

  • Designed and developed PHP-based websites.
  • Advised clients on tailored software solutions and provided ongoing IT consultancy.

Education

Data Science and Application

Advanced Diploma - 08/2024 - 07/2025

Metro College of Technology, Canada

Analysis and Systems Development

Bachelor of Technology - 01/2012 - 07/2014

Universidade Catolica de Brasilia, Brazil

Contact

If my skills and experience align with what you’re looking for, or if you have any questions, feel free to reach out. I’m open to full-time opportunities as well as freelance projects—just send me an email.

My location

London - Canada

Email

data@mateusalifontes.com