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joaopaivaa/README.md

Hi there 👋

I am João, born and raised in Brazil.

Data analyst at FIESC's Economic Observatory and data science freelancer at Whiskystats with a strong background in Electrical Engineering and Economics.

Skilled in Python, R, SQL and PySpark. Experienced in ETL pipelines, API development, big data analysis on Databricks, macroeconomic data validation, time series analysis and machine learning modeling.

Currently learning about computer vision.

As side hustle, I am currently working on:

  • Whisky recommendation system.
  • Casks valuation tool based on machine learning.
  • Bottle filling level classifier based on computer vision. You can check my portfolio projects.

How to reach me:

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  1. Maringa-Housing-Prices Maringa-Housing-Prices Public

    Dashboard created to support decision-making for real estate purchases in the city of Maringá, Brazil. The project also includes ETL pipelines built from three real estate agency websites.

    Jupyter Notebook 1

  2. Cask-Worth Cask-Worth Public

    A machine learning (supervised learning) model trained on past auction data from multiple auction houses, capable of estimating the value a whisky cask.

    Jupyter Notebook

  3. Fuels-Prices-In-Brazil Fuels-Prices-In-Brazil Public

    Dashboard developed to analyze the average prices of six types of fuel across Brazil over time and at different territorial levels, including regions, states, and cities.

    Jupyter Notebook