Key Responsibilities• ETL & Data Pipelines: Led data pipeline creation (ETL) for large datasets, automating extraction and transformation using SQL, Python, and R. Enhanced data accuracy in IT and business audits.• Data Governance & Risk Analysis: Applied analytics and frameworks like COBIT, ITIL, and ISO/IEC 27002 for risk identification and compliance. Ensured data integrity through governance practices.• Data Auditing & Controls: Conducted IT control audits, analyzing data for… Show more Key Responsibilities• ETL & Data Pipelines: Led data pipeline creation (ETL) for large datasets, automating extraction and transformation using SQL, Python, and R. Enhanced data accuracy in IT and business audits.• Data Governance & Risk Analysis: Applied analytics and frameworks like COBIT, ITIL, and ISO/IEC 27002 for risk identification and compliance. Ensured data integrity through governance practices.• Data Auditing & Controls: Conducted IT control audits, analyzing data for inconsistencies. Ensured compliance with SOC reports and standards (NBC TO 3000, NBC TSC 4400) through automated control testing.• Automation of Data Controls: Automated data validation using Python scripting and Power Automate, reducing manual work and improving accuracy.• Data Transformation & Virtualization: Used Alteryx, SQL, and Pandas for data cleaning, transformation, and aggregation, creating unified views across multiple sources for decision-making.• Data Visualization & Reporting: Built dashboards and reports in Power BI, Tableau, and Spotfire, visualizing audit results and key metrics. Developed data models for in-depth analysis of KPIs.• Predictive Analytics & ML: Applied machine learning for risk assessment and anomaly detection, using Scikit-learn and TensorFlow to improve decision-making with predictive models.Key Data Projects• Voting Workflow Optimization: Developed ETL workflows to validate election data for board members at Brazil’s largest mining company, automating data ingestion and validation.• Control Audits with Data Analytics: Led data-driven audits for a Japanese automaker, using automated scripts for data sampling and risk analysis.• Data Workflow for Energy Sector: Designed ETL workflows for a leading energy provider, improving compliance through automated reporting and data transformation.• Financial Data Validation: Conducted projects with ANATEL, analyzing telecom datasets with SQL and Python for data accuracy. Show less

Key Responsabilities• Data Automation & Engineering: Automated ETL processes and managed large datasets using Hadoop, Spark, and AWS.• Process Optimization: Used data analytics and machine learning to streamline processes, increasing efficiency by 15%. Developed Power BI dashboards for real-time insights.• Project Management: Led cross-functional projects with Agile and Scrum, ensuring data governance and timely delivery.• Product Development: Created data-driven products and… Show more Key Responsabilities• Data Automation & Engineering: Automated ETL processes and managed large datasets using Hadoop, Spark, and AWS.• Process Optimization: Used data analytics and machine learning to streamline processes, increasing efficiency by 15%. Developed Power BI dashboards for real-time insights.• Project Management: Led cross-functional projects with Agile and Scrum, ensuring data governance and timely delivery.• Product Development: Created data-driven products and services using predictive analytics and big data technologies.• KPI Management & Reporting: Automated daily reports and tracked KPIs with advanced analytics to drive improvements.• Agile Leadership: Managed Agile teams, facilitating sprints, daily stand-ups, and presenting data insights to executives.• Tech Development & AI: Led the development of new technologies, integrating data science and AI to optimize performance.• Data Governance: Ensured data quality and compliance by translating business needs into technical solutions.Key Projects:• 4G Network Sharing Initiative: Improved network performance by 20% using data analytics for Brazil's first 4G sharing project.• 5G Technology: Developed 5G technology for Latin America's largest telecom, leveraging big data and machine learning.• Opportunity Management Tool: Created a data-driven tool, increasing tracking efficiency by 30%. Show less

Responsável pela manutenção e otimização dos bancos de dados SQL Server da companhia e seus processos relacionados utilizando SQL, VBA e Python;Responsável pelo desenvolvimento de novas ferramentas internas para companhia utilizando C++, Java e Javascript.