Rener Castro
São Paulo, São Paulo, Brazil
Summary
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SeniorRener Castro is a data and analytics leader with 11 years of experience building credit risk models and leading analytics teams in banking, currently heading Data & Analytics at C6 Bank in São Paulo. He combines deep academic training—a PhD in Applied Mathematics—and strong programming skills (R, Matlab, SAS, C++) to translate advanced machine learning and statistical theory into production credit, provisioning and capital models under IAS39/IFRS9. Rener has led cross-functional teams to design enterprise data architectures, real-time analytics and predictive applications, while regularly engaging regulators, rating agencies and board-level stakeholders. Known for mentoring senior and junior analysts, he balances strategic vision with hands-on experiment design and model implementation across retail and wholesale portfolios. An avid empirical researcher, he brings a proven track record of turning complex, unstructured data problems into actionable business insights that improve risk decisioning.
11 years of coding experience
Github Skills (172)
salesforce-api10
avro10
golang10
width10
fixed-width10
salesforce-rest-api10
encoder-decoder10
codec10
geom10
salesforce9
xla9
kml9
geojson9
encoding9
google-cloud9
Programming languages (10)
Github contributions (5)
TuSKan/gomlx
Dec 2024 - Nov 2025
GoMLX: An Accelerated Machine Learning Framework For Go
Contributions:36 pushes, 13 branches in 11 months
TuSKan/materializer
Mar 2018 - Dec 2018
Contributions:41 commits, 56 pushes, 1 branch in 8 months
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