Wolney B.Data Analyst
Skills
Data Analyst and Data Scientist with a focus on analytical, strategic, adaptive, and innovative approaches. Extensive experience encompasses data manipulation and analysis, data visualization, indicator management, and A/B testing. Dedicated to the fields of Data Science, Analytics, and Business Intelligence. Academic credentials include a technical degree in Electronics from Escola Técnica Pandiá Calógeras, a degree in Mechanical Engineering from Universidade Federal Fluminense, and postgraduate qualifications in Analytics and Business Intelligence from Pontifícia Universidade Católica de Minas Gerais. Additional training in Data Science and Machine Learning has been undertaken through Tera. Demonstrates proficiency in SQL, PySpark, Databricks, Power BI, Tableau, and Excel, alongside advanced English language skills.
Senior Business Intelligence Analyst
1/1/2021 - Present
Developed proficiency in defining test scopes on applications and analyzing results. Executed complex Data Extraction, Transformation, and Load (ETL) processes utilizing PySpark and SQL within the Databricks platform. Created comprehensive dashboards for guided analytics using Tableau, facilitating data analysis and the generation of actionable insights. Monitored Key Performance Indicators (KPIs) and generated detailed reports for stakeholders, ensuring accurate and timely data-driven decision-making.Senior Commercial Analyst
1/1/2020 - 12/1/2021
Developed proficiency in data-driven analysis and insight generation for process improvement using PowerBI. Demonstrated skills in strategic planning and business plan development. Managed indicators and KPIs while leading projects focused on reducing delinquency and recovering revenue. Crafted executive presentations and reports for management and board review. Oversaw commercial management of the portfolio for large clients and public sector within a major energy group, encompassing 11 distributors.Trainee
1/1/2019 - 12/1/2020
Led strategic projects focused on increasing revenue and reducing delinquency, accomplishing significant financial improvements. Developed and defended the Trainee Challenge Project, applying strategic methodologies to enhance the energy recovery revenue within the group.Engineering Intern
1/1/2017 - 12/1/2018
Gained extensive experience in the development of engineering projects, including the analysis and definition of key performance indicators (KPIs). Executed planning and coordination of repair activities, coupled with prevention and failure analysis of equipment. Utilized 2D and 3D CAD software, such as AutoCAD and Inventor, for simulation tasks. Oversaw the control and compliance of equipment, specifically boilers and pressure vessels, adhering to NR-13 standards.Technology and Industrial Initiation Fellow of CNPq - Level A
1/1/2014 - 12/1/2016
Developed Android application programming expertise for use in a Digital Learning Environment for Autistic Children (ADACA). Created a user-friendly interface tailored to the needs of autistic children. Focused on optimizing application performance and ensuring seamless user experiences. Employed best practices in code development to produce a reliable and effective learning tool.Technical Intern
1/1/2012 - 12/1/2012
Gained hands-on experience in designing, testing, and troubleshooting electronic circuits. Acquired proficiency in microcontroller programming using C and C++. Worked extensively with Arduino, Raspberry Pi, and various sensor modules. Developed skills in PCB design and layout using Eagle and KiCAD. Utilized oscilloscopes, multimeters, and signal generators for circuit analysis and testing. Collaborated on projects that involved wireless communication technologies such as Bluetooth, Wi-Fi, and Zigbee. Demonstrated expertise in soldering techniques for both through-hole and surface-mount components. Ensured proper documentation and version control using Git. Enhanced technical writing skills by preparing detailed project reports and user manuals.
Mechanical Engineering at Fluminense Federal University
2014 - 2018Electronics at Pandiá Calógeras Technical School
2010 - 2012Data Science & Machine Learning at Tera
2022 - 2023Specialization in Analytics and Business Intelligence at Pontifical Catholic University of Minas Gerais
2021 - 2022
Data Engineering | Databricks, Data Lake, and SQL at iFood
1/1/2021Data Science & Big Data at Qoda
1/1/2020Yellow Belt | Six Sigma at SETA Desenvolvimento Gerencial
1/1/2020
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