Resume

Experiência

Stefanini

Current Position: Power BI Analyst MAR 2022 - Present

Providing Power BI consulting services to Petrobras' HR department.
I develop and publish reports with Microsoft Power BI.
I perform troubleshooting and analysis of Power BI reports.
I provide insights for HR indicators.
I develop solutions to minimize the space occupied in Power BI Service workspaces.
I implement RLS solutions and access controls in Power BI reports.
I develop and maintain ETL processes in the Power BI Service dataflow.
I develop and maintain ETL processes with Pentaho Data Integration.
I analyze and develop scripts for querying the Oracle database.
I develop scripts in the R language.
Data automation in Excel.
Experience working on projects using agile methodologies (Scrum/Kanban).

Main Projects

Reports in Power BI: Diversity, HR Satisfaction Survey, Merit‑Based Increase Satisfaction Survey, HR Indicators, GD Projection, Service Survey, Staff, Succession, Projects and HR Change, Corporate, Talent Radar, Practical Communities, Interest Bank, Training Management, Exchange Plan, Frequency, Diversity Goals, Benefits
Projects in R: Simulation of Diversity in Petrobras Staff, Simulation of comparative diversity in Petrobras staff with the Dow Jones diversity, inclusion and equity index and companies that are part of the IBOVESPA index (IDIVERSA B3).

Hospital Santa Casa de Juiz de Fora

Third Position: Computer Support Analyst II JUL 2020 — MAR 2022

Acting in the development, maintenance and evolution of applications developed in Scriptcase, front-end and back-end.
Developing ETLs with Pentaho Data Integration.
Developing dashboards and indicators with Microsoft Power BI.

Second Position: Computer Support Analyst I JUL 2019 — JUL 2020

Support for MV systems.
Creating web pages in HTML5, CSS3, JavaScript and Bootstrap.
Analyzing and developing scripts for querying the Oracle database.

First Position: IT Intern ABR 2019 — JUL 2019

Developing simple applications in Scriptcase.
Oracle knowledge.

Main Projects

Reports in Power BI: Hospital quality, Frequency of use of surgical rooms, Services provided by employee and by sector, Nutrition (meal control for patients), Patient Satisfaction Survey, CEEP (Center for Epidemiology, Statistics and Research) indicators. Creation and implementation of template standardization.

Education

MBA in Data Science and Analytics - USP/Esalq

2021 — 2022

Postgraduate student in the MBA in Data Science and Analytics, addressing the topics data science, analytics, machine learning, modeling, big data, data mining, IoT, web crawling, deep learning and data architecture, relating them to main issues of strategy, business models, technologies and decision making, always focusing on the fundamentals, concepts and practical applications through studies and applications of real cases and market datasets.

Bachelor's Degree in Software Engineering - UniAcademia University Center

2015 — 2020

Graduated in the Bachelor's Degree in Software Engineering. Monitoring in Object-Oriented Programming in Java and Calculation.

Cursos e Certificados

DP-700 - Microsoft Certified: Engenheiros de Dados Associado do Fabric

SET 2025. 8810AC5EBE79518B

Ability to implement data engineering solutions using the Microsoft Fabric platform. Data ingestion and transformation. Protect and manage an analytics solution. Monitor and improve an analytics solution.

PL-300 - Microsoft Certified: Power BI Data Analyst Associate

JUL 2023. 5392DE8AF98C653F

Deliver significant business value through easy-to-understand data visualizations. Empower others to perform self-service analytics. Deploy and configure solutions for consumption. Transform the data. Create data models. Visualize data. Share assets.

Data Scientist Training (Data Science Academy)

MAI 2023. DSA20235089C891000009960

Learn to analyze data with R and Python, using Azure and Spark as a framework. Learn how to collect and store data from different sources using Hadoop, Hive, HBase and Spark. Apply data analysis in business areas, defining metrics and collecting insights and presenting the results with visualizations and dashboards.

Python Language Training for DataScience 4.0 (Data Science Academy)

JAN 2026. DSA78FLPDS006T402026

Learn the Python programming language with a focus on applications in data analysis and data science. Acquire vital skills inherent to the role of a Data Analyst, such as: handling missing values, data cleaning and processing, performing descriptive statistical analysis, applying binarization and coding of categorical variables, feature engineering, fundamentals of multivariate analysis, deploying models and reusing features through a Feature Store, creating and deploying APIs, versioning models, and working with deep learning and neural networks.

Data Engineer Training (Udemy)

JAN 2021. UC-bbca2c75-70d5-4d07-b98c-988a3e5cda3f

Relational and Dimensional Models: Postgresql. NoSQL: MongoDB and Redis. Batch processing, with Hadoop, Sqoop, Hive and Pig. Ingestion of Data with Flume. Real-Time Processing with Spark and Streaming Data with Spark Streaming. General Aspects: Projects and Risks. Course Linux basics.

Scrum Foundation Professional Certificate

JAN 2021. 56323614

Scrum Foundation Professional Certificate. Basic skills in scrum that endorse the fundamental knowledge in this structure, definitions and main functions. The Learning Objectives for this certification are based on: Scrum Guide, 4 values and 12 principles.

Remote Work and Virtual Collaboration Certificate RWVCPC

JAN 2021. 56357957

Remote Work and Virtual Collaboration Certification.

Pentaho Data Integration - ETL Essencial (Udemy)

SET 2020. UC-2152b6a8-a14a-412e-aa13-4c8cb9df73d6

Business Intelligence - BI, Pentaho Data Integration - PDI (Kettle), Spoon, ETL, DW, PostgreSQL, SQL Server 2017.

Power BI from basic to advanced (Udemy)

OUT 2020. UC-325b919d-a74a-41b4-bc7d-99459e72f68b

Creation and presentation of graphic panels and indicators with Microsoft Power BI.

Data Visualization and Dashboard Design (Data Science Academy)

MAI 2022. 6294fda2e32fc357175710e3

Different visualization techniques and tools to tell the story of data analysis. Main Topics: Presentation Techniques; Design Thinking; Visual Organization; Dashboards and Graphs; Visualization Tools

Machine Learning (Data Science Academy)

MAI 2023. 64602ea7b8ac7ba42e08a4d9

Learning in building Machine Learning models, studying machine learning theory, developing Machine Learning skills in Python and R languages.

Business Analytics (Data Science Academy)

MAR 2023. 64049ba2a60c86285e0d43b6

Application of analytical techniques in business areas such as Marketing, Finance, HR and Supply Chain, collecting data, defining metrics, creating models and extracting insights that generate value for companies and support decision-making.

Data Engineering with Hadoop and Spark (Data Science Academy)

MAR 2023. 6415eaa00f54f72a760e1375

How to create and configure a Hadoop cluster, apply mapping/reduction techniques on data, create a Data Hub with Hadoop and HBase and apply ETL to load Hadoop data.

Big Data Real-Time Analytics with Python e Spark (Data Science Academy)

JUL 2022. 62d6d7bbe32fc339473784d5

Study of data analysis techniques, in batch and in real time, with two of the main tools used by Data Scientists: Python and Apache Spark.

Big Data Analytics with R and Microsoft Azure Machine Learning (Data Science Academy)

MAI 2022. 628d4a9de32fc3445d0a24d6

Study of statistical data analysis techniques and Machine Learning with two of the main tools used by Data Scientists: R Language and Microsoft Azure Machine Learning.

Web Scraping and Data Analysis (Data Science Academy)

FEV 2022. 62111546e32fc31612411fc3

Study of one of the many ways to obtain Big Data: Web Scraping. “Web Scraping” is a programming technique for copying data from web pages, which can then be used in the analysis process and cross-referenced with internal company data

Java 2020 Object Oriented Programming +Projects (Udemy)

JUL 2019. UC-9N3HJVFL

Java OO, UML, JDBC, JavaFX, Spring Boot, JPA, Hibernate, MySQL, MongoDB.

Data Analysis Skills

Power BI

DAX

Power Query M

Microsoft Fabric

R Language

Database - Oracle

Database - MySQL

Database - SQL Server

ETL - Pentaho Data Integration

DW - PostgreSQL

Development Skills

Scriptcase

PHP

CodeIgniter

Java

JSF

VUE