João Manoel Herrera Pinheiro
Summary
João Pinheiro is a Senior Data Scientist and Data Engineer based in São Paulo with six years of experience building scalable AWS and Databricks platforms for major Brazilian banks. He has driven multi-million‑real cost savings and performance gains—cutting cloud costs by 75% and speeding data processing by up to 67%—while productizing ML to measurably lift customer KPIs and NPS. João combines rigorous academic training (M.Sc. in Engineering with perfect grades from USP and an MBA focus on software engineering) with hands‑on delivery of PySpark ETL, Glue/EMR, SageMaker, and CI/CD-driven deployments. He excels at translating complex legacy landscapes into automated cloud-native pipelines, having migrated hundreds of tables and reduced manual loads by 95%. Beyond enterprise work, he creates technical content—running a popular YouTube channel and an open-source machine learning book—demonstrating a talent for teaching and documentation. Colleagues know him as a technical leader who pairs cost-conscious engineering with measurable business impact.
6 years of coding experience
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (50)
markdown10
controller10
jupyter10
pdf10
machine-learning10
matlab10
calculus10
documentation-generator10
jekyll10
documentation10
sphinx-doc9
algolia9
algorithm9
python9
jekyll-theme9
Programming languages (8)
Github contributions (5)
joaomh/joaomh
Jul 2020 - Feb 2026
Amazing Profile
Contributions:4 PRs, 121 pushes, 5 branches in 5 years 8 months
reactamazing
joaomh/aws-book
Jan 2024 - Apr 2025
An online book introduction to Amazon Web Services (AWS)
Contributions:37 PRs, 45 pushes, 3 branches in 1 year 2 months
awsaws-cloudformationaws-ec2aws-lambdaaws-s3
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