Diego Mayer
Data Engineer
Paraná, Brazil
Summary
👤
Senior🎓
Top SchoolDiego Mayer is a Data Engineer with eight years of professional experience and a track record of delivering end-to-end data platforms and ML solutions for the insurance sector. Combining over 15 years of ERP, business analysis, and team leadership background, he bridges domain knowledge with cloud-native engineering on AWS and GCP, having implemented Medallion architectures, data lakes, warehouses, and governance. He builds production ELT/ETL pipelines, deploys models with SageMaker and Lambda, and automates document OCR and feature extraction to drive measurable cost savings—one probability model cut annual losses by more than R$1M. Comfortable across Python, SQL, R, and visualization tools, he also mentors juniors and applies Lean/Kanban practices to scale delivery. Currently pursuing advanced degrees in Big Data and Data Science, he combines practical impact with ongoing academic growth, making him adept at turning operational data into strategic decisions.
8 years of coding experience
Master's degree, Big Data and Analytics, Master's degree, Big Data and Analytics at ENEB - Escuela de Negocios Europea de BarcelonaMaster's in Engineering, Data Science, Master's in Engineering, Data Science at Universidade Estadual do Oeste do ParanáHigher Education Technological Degree, Business, Higher Education Technological Degree, Business at Univel University CentreNorth Paraná University
English, Portuguese
Github Skills (57)
linkedin-api9
aws-glue9
neptune8
linkedin8
projeto8
dynamodb8
aws-lambda8
scraper8
emr8
lambda8
amazon-athena8
cml7
aurora7
modin7
sdk7
Programming languages (5)
Github contributions (5)
diegopmayer/ProjetoFinal
Mar 2019 - Jun 2019
Gregory Pacheco Projeto Final
Contributions:60 commits, 46 pushes, 1 branch in 3 months
projeto-finalgregoryprojeto
diegopmayer/tracker_api
Jun 2020 - Sep 2021
ETL for data collection from API and loading to database
Contributions:4 PRs, 20 pushes, 2 branches in 1 year 2 months
apisqletldatabasedata-warehouse
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