Rafael F.

Data Scientist

Mid-Level Data Analyst
9/1/2022 - Present

Acquired proficiency in Python, SQL, PowerBI, and DataBricks while specializing in business analysis and KPIs. Constructed data pipelines incorporating ETL methodologies for the complete automation of data flow and the construction of RPAs. Handled data extractions, processing, and performed manual analyses, leading to the construction of dashboards and reports. Orchestrated data and standardized the virtualization of programming environments to maintain a continuous script execution flow. Conducted exploratory data analyses and developed algorithms involving data cleaning, feature engineering, algorithm validation, and basic statistical analysis. Displayed a deep understanding of business requirements, contributing to the development of machine learning models and applying classification and regression tasks effectively.

Data Science Intern
2/1/2022 - 8/1/2022

Developed expertise in the creation of ETL and RPA processes, utilizing Python and SQL extensively. Demonstrated proficiency in MLOps, with a focus on using SQL Server databases for creating tables, data insertion, and executing complex SQL queries. Enhanced data visualization capabilities through Streamlit, and leveraged libraries such as Pandas, Pyodbc, OS, Scikit Learn, Plotly, Matplotlib, and Seaborn for efficient data analysis and presentation.

Operations and Distribution Intern - Elektro/Neoenergia
8/1/2020 - 1/1/2022

Developed proficiency in Python and SQL, focusing on the development of comprehensive reports. Carried out and monitored strategic plans for key performance indicators (KPIs), ensuring alignment with organizational goals. Utilized programming knowledge to implement georeferencing maps in Python, enhancing spatial data analysis capabilities. Conducted exploratory data analysis to uncover insights and inform data-driven decisions.

Production Engineering at São Paulo State University Júlio de Mesquita Filho
2018 - 2022

Linux 1 Knowing and Using the Terminal at Alura
9/1/2023

Working with Regression at Alura
8/1/2023

Presenting the Tool at Alura
8/1/2023

TensorFlow Developer at DeepLearningAI
4/1/2023

Improving Deep Neural Networks: Hyperparameter Tuning, Regularization and Optimization at DeepLearningAI
11/1/2021

Neural Networks and Deep Learning at DeepLearningAI
9/1/2021

Extreme Gradient Boosting with XGBoost at DataCamp
1/1/2020

Introduction to Data Science in Python at DataCamp
1/1/2019

Introduction to Python at DataCamp
1/1/2019

Intermediate Python for Data Science at DataCamp
1/1/2019