11/13/2025 updated

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Data Analyst | Business Intelligence & Financial Data Specialist

Barra Bonita, Brazil Executive MBA in Banking & Financial Services
Barra Bonita, Brazil Executive MBA in Banking & Financial Services

Profile attachments

Tulyo Rosa - Profile.pdf

About me

Data analytics professional with strong experience in BI, automation, and process optimization. Delivered insights at Serasa, Banco Voiter, and Porto Seguro using Power BI, SQL, Python, and Databricks. Business-oriented, focused on scalable solutions and performance.

Business Intelligence & Data Analytics
Expertise in Power BI, Tableau, SQL, and Python for creating interactive dashboards, translating complex datasets into actionable insights, and delivering scalable solutions through data visualization and automation

Data Engineering & ETL Processes
Advanced skills in Databricks, ETL pipelines, and data modeling for designing, developing, and maintaining data pipelines across Bronze, Silver, and Gold layers with focus on scalability and governance

Financial Operations & Risk Management
Specialized knowledge in banking operations, portfolio analysis, regulatory compliance, and strategic decision-making with experience managing payroll loan portfolios worth R$ 1.2 billion

Database Management & SQL Optimization
Proficiency in database systems design, SQL query optimization, and data architecture for controlling contracts and operations with focus on efficiency and accuracy

Process Optimization & Automation
Skills in workflow optimization, process standardization, and automation initiatives to reduce operational costs and improve system performance

Data Governance & Compliance
Knowledge of data engineering best practices, regulatory standards, and internal policies ensuring reproducibility, traceability, and compliance

Strategic Analysis & Reporting
Capabilities in KPI development, performance tracking, strategic insights generation, and executive reporting for leadership decision-making

Cross-functional Collaboration
Experience working with credit, legal, product, technology, and risk teams to ensure strategic and operational alignment across departments

Languages

EnglishFluentPortugueseNative speaker

Project history

Data Strategist

Serasa Experian
Designed, developed, and maintained data pipelines on Databricks covering full lifecycle of ETL/ELT processes. Built interactive dashboards in Power BI and structured analytical layers to improve performance and enable strategic decision-making.

Project and Process Coordinator

Voiter
Focused on mapping and optimizing operational and system-related processes across all bank departments. Worked cross-functionally combining technical expertise with process improvement initiatives and ensured regulatory compliance.

Operations Coordinator

Voiter
Coordinated issuance and execution of complex banking operations including Loans, CCE, NCE, CPR, CDA/WA, and Guarantees. Ensured strict compliance with internal controls and regulatory policies through validation of limits and approvals.

Operations Data Modeling Coordinator

Voiter
Structured and implemented operational data modeling area managing payroll loan portfolio of R$ 1.2 billion. Developed database systems to control contracts and operations, optimized data analysis processes for risk management.

Data Modeling Specialist

Voiter
Designed and built operational data modeling function from ground up. Created full-scale database for payroll loan portfolio management, developed automated data pipelines and implemented KPIs and dashboards for tracking assets.

Senior Risk Portfolio Analyst

KOIN
Developed analytical workflows for indicator analysis and conducted portfolio analyses including PDD, write-offs, recovery, and roll-rates forecasts. Generated strategic insights through case studies and presented strategies to executive committees.

Senior Business Intelligence Analyst

Bild & Vitta
Structured data and KPIs for entire construction process. Led data processes from ETL in databases to indicator analysis, created and maintained dashboards using Tableau and Power BI.

Business Intelligence Analyst

Porto Seguro
Supported data and KPIs for life insurance and private pension business. Developed ETL processes for data warehouses, supported reinsurance team with monthly reporting, and documented databases including variable identification.

Analista de processos

Porto Seguro
Process mapping and identification of opportunities to improve business efficiency. Supported partner areas and worked on customer journey project to optimize touchpoints with final customers.

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