Marcos De Oliveira
Senior Data Engineer
Paraná, Brazil
Summary
👤
Senior🎓
Top SchoolMarcos De Oliveira is a Senior Data Engineer with eight years of experience designing and operating scalable, multi-cloud data platforms across retail and tech organizations. He specializes in building performant ETL/ELT pipelines, data modeling, and observability using tools like Spark, Airflow, dbt, BigQuery, Snowflake, and Redshift, and has led cost-optimization and governance efforts that reduced cloud spend while improving reliability. Marcos has hands-on experience integrating enterprise systems such as Salesforce and Oracle into analytical ecosystems and routinely tunes distributed jobs for production performance. Beyond delivery, he mentors and teaches the next generation of engineers through dataengineer.help, blending practical project work with structured learning. Based in Paraná, Brazil, he pairs a strong mathematical background and an MBA in Data Analysis with a track record of turning complex ingestion and real-time processing challenges into auditable, business-ready data products.
8 years of coding experience
5 years of employment as a software developer
MBA Data Analysis, MBA Data Analysis at DescomplicaGraduation Mathematics, Graduation Mathematics at Camões Faculdades IntegradasTechnologist Analysis and Systems Development, Technologist Analysis and Systems Development at Universidade Positivo
Spanish, English, Portuguese
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (5)
dataframes4
python4
data-analysis3
data-collection3
math1
Programming languages (6)
Github contributions (5)
aureliowozhiak/aureliowozhiak
Jul 2020 - Jun 2024
Contributions:23 pushes, 1 branch in 3 years 11 months
aureliowozhiak/data_collection_tools
Nov 2022 - Jan 2023
This is a project with many data collection tools.
Contributions:1 review, 115 commits, 76 PRs in 2 months
data-analysispythondata-collectiondataframes
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