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Mauricio MartinsMM
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Mauricio Martins

@mauriciomartins

Senior Business Intelligence specialist driving data-driven insights with Power BI and Python.

Brazil
Message

What I'm looking for

I seek roles where I can lead BI development and automation, work cross-functionally in collaborative cultures, and deliver measurable efficiency and revenue impact.

I am a Senior Business Intelligence specialist with over eight years of experience building data-driven applications, dashboards, and ETL processes that enable strategic decision-making.

I design, develop, and optimize interactive Power BI and Qlik dashboards, create robust data models and DAX calculations, and implement automation with Python to improve accuracy and reduce manual work.

My background includes migrating BI infrastructure to cloud platforms, integrating multiple data sources, and improving performance and governance across reporting processes, with measurable impacts on efficiency and revenue.

I collaborate effectively with cross-functional and international teams, documenting solutions for maintainability and focusing on scalable, high-impact BI and analytics outcomes.

Experience

Work history, roles, and key accomplishments

AIG Brazil logoAB
Current

Data Specialist

May 2025 - Present (1 year)

At AIG, led Power BI/Qlik restructuring, reducing validation time by 1 day and manual checks by 85%. Supported Power BI/AWS migration, cutting costs by 50%. Built automated ETL pipelines using SQL/Python, integrating on-premise and cloud sources. Collaborated with Actuarial/Claims teams to standardize metrics and dashboards, improving accuracy and stakeholder confidence across all levels.

Johnson & Johnson logoJJ

Data Specialist Consultant

Apr 2025 - May 2025 (1 month)

At J&J, coordinated strategic Power BI dashboards, boosting adoption among commercial teams. Structured KPIs and complex DAX indicators (gauges, waterfall) to support growth. Implemented advanced filtering and data model optimizations, enhancing interactivity and speed. Collaborated with stakeholders to prioritize revenue metrics and normalized tables via Power Query, ensuring data quality.

HB

Data Specialist Consultant

Honda Brazil

Dec 2024 - Mar 2025 (3 months)

At Honda, designed Power BI financial dashboards, cutting dealership analysis time by 50%. Automated ETL via Power Query/Redshift, reducing manual workload by 200 hours. Developed complex DAX measures and SQL-based ETL routines to monitor financial scenarios. Optimized data models for scalability and ensured 99.5% data consistency, improving granularity and reliability for senior management.

BL

Data Specialist

Bacio di Latte

Aug 2024 - Oct 2024 (2 months)

At Bacio di Latte, led revenue reconciliation, preventing R$1M monthly inconsistencies. Automated ingestion via Python scripts and APIs for real-time retail sales. Migrated Power BI to Looker with 100% data integrity, reducing report time by 6 days. Mapped requirements for data governance, increasing accuracy by 40% through cross-validation and standardized database management for audits.

RS

Senior Data Analyst

RD Saúde

Apr 2021 - Aug 2024 (3 years 4 months)

At RD Saúde, led indicators that supported 320% revenue growth and monitored 950k monthly orders. Automated Power BI/Alteryx ETL, reducing report time by 75% and operational failures to near real-time. Built dimensional models and interactive DAX/SQL dashboards for logistics and sales. Coordinated SLA metrics, reducing customer service calls by 0.3% through automated monitoring and team training.

Education

Degrees, certifications, and relevant coursework

FEI University logoFU

FEI University

Master of Science, Mechanical Engineering

2016 - 2018

Activities and societies: Specialization in data modeling, data transformation, data simulation, programming logic, and process optimization.

Completed a Master of Science in Mechanical Engineering with coursework and projects focused on data modeling, data transformation, simulation, programming logic, and process optimization.

FEI University logoFU

FEI University

Bachelor of Science, Control and Automation Engineering

2011 - 2016

Activities and societies: Specialization in data modeling, data transformation, data simulation, programming logic, and linear algebra.

Earned a Bachelor of Science in Control and Automation Engineering with emphasis on data modeling, transformation, simulation, programming logic, and linear algebra.

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