Leandro De Oliveira
Senior Data Engineer
São Paulo, Brazil
Summary
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Senior🎓
Top SchoolLeandro De Oliveira is a Senior Data Engineer based in São Paulo with a decade of experience building and optimizing data platforms across on-prem and cloud environments. He specializes in Databricks and PySpark, driving cost reductions, query performance tuning, and reusable notebook patterns while mentoring teams and interns. His background spans consulting and delivery roles at Bradesco, Thoughtworks, CI&T and Accenture, where he blended technical fixes with stakeholder alignment to deliver pragmatic solutions. Comfortable translating complex technical topics into clear presentations and docs, he often uses simple tools like spreadsheets and slides to speed up team understanding and decision-making. Trained as a physicist-engineer, he brings a methodical, analytical mindset to data modeling, streaming, and pipeline reliability.
9 years of coding experience
2 years of employment as a software developer
Engenharia Física Ciencia e Tecnologia, Engenharia Física Ciencia e Tecnologia at USP - Universidade de São PauloEscola SENAI "Roberto Simonsen"Ensino médio, Ensino médio at E. E. Prefeito Antônio Prátici
English, Spanish, PortugueseProgramming languages (2)
Github contributions (5)
lkellermann/lkellermann
Aug 2021 - Oct 2024
Contributions:4 pushes, 1 branch in 3 years 2 months
lkellermann/logging-decorator
Aug 2021 - Nov 2021
Contributions:35 commits, 6 pushes, 4 branches in 2 months
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