HNHélio Neves
@helioneves
I'm a Data Engineer with experience in Spark, SQL, AWS, Python and Scala.
BrazilWhat I'm looking for
📊 Data Engineer with 5 years of experience, specializing in analytics and machine learning to drive data-driven decisions.
✨ Spark specialist and trusted technical advisor.
📑 Transforming business rules into scalable data products using SQL, Python, and Scala.
2025 Goals:
• Obtain an AWS certification
• Improve my data leadership skills
Experience
Work history, roles, and key accomplishments
Data Engineer
Itaú Unibanco
May 2022 - Present (3 years 1 month)
Designed scalable data architectures and optimized ETL processes for improved data flow. Led modernization of terabytes of data from on-premises to cloud-based Data Mesh, ensuring cost efficiency and knowledge sharing.
Data Engineer
Compass.uol
Jan 2022 - Apr 2022 (3 months)
Supported and implemented scalable cloud-based data solutions for financial clients. Migrated and optimized on-premises systems to cloud environments, enhancing analytics and business intelligence capabilities.
Data Engineer
Agibank
Feb 2021 - Oct 2021 (8 months)
Developed integrations with HypeFlame Data Platform, improving data governance and ingestion. Implemented Apache Ranger, Airflow, and Cloudera with Spark to enhance infrastructure security and compliance.
Data Scientist
Saque e Pague
Feb 2020 - Aug 2020 (6 months)
Used Prophet (ML time series) to analyze ATM cash flow trends during COVID-19, optimizing resource allocation. Conducted economic data mining to identify profitable ATM locations, directly improving revenue.
Data Science Intern
Cadastra
Nov 2019 - Jan 2020 (2 months)
Developed Spark-based pipeline using Google Cloud Platform (GCP) and Google Analytics for Cross-Selling and Persona Clustering analyses.
Education
Degrees, certifications, and relevant coursework
Federal University of Health Sciences of Porto Alegre
Bachelor of Science, Biomedical Informatics
2016 - 2025
Tech stack
Software and tools used professionally
Availability
Location
BrazilAuthorized to work in
Social media
Job categories
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