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Description

Data Engineer with 4 years of experience in ETL pipelines for Big Data, legacy migration and quality control. Postdoctoral Research Scientist in Artificial Intelligence with 1 year of experience in deep learning models for time series forecasting.

Business areas I have worked for:

  • Digital Humanities
  • Public and Private Health
  • Tourism and Travel
  • Marketing (Personal Finance)
  • Gas and Oil Industry

Work experience:

  • End-to-end development of Python applications for ETL and Machine Learning pipelines.
  • Optimization of SQL, Pandas, Polars and PySpark queries (achieving processes up to 30x faster).
  • Communication with different teams to translate business rules into accurate database queries.
  • Best practices with Parquet and Delta files for Object Storage (S3 AWS and MinIO).
  • Development of data visualization with Shiny, Streamlit, Power BI and Databricks.
  • Development of data workflows using Databricks.
  • Migration of legacy data workflows from Pentaho to Databricks.
  • Migration of a Python application from Pandas queries to Polars.
  • Development of scalable strategies for detailed data quality checks.
  • Data Governance: planning of data lifecycle across different projects.

Murilo Amaral's Projects

airport-forecasting icon airport-forecasting

An end-to-end project designed for predicting passenger traffic (arrivals) at Brazilian airports

anac icon anac

Forecasting passenger flow at Brazilian airports

brasileiro icon brasileiro

Comparing points of Brazilian football teams in the last four seasons

courses icon courses

Course materials for the Data Science Specialization: https://www.coursera.org/specialization/jhudatascience/1

covid icon covid

Covid-19 situation in Salvador, Bahia, Brazil

datasetbuilding icon datasetbuilding

Data engineering project aimed to build a dataset of online poker games

gerar_imagens icon gerar_imagens

Generating happy and sad emojis to train a deep learning model

odds icon odds

Poker odds based on frequency approach

relatorios icon relatorios

Automação de relatórios a partir de modelo e tabela

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