Andy Stepas
Verified Expert in Engineering
Analytics Developer
Barcelona, Spain
Toptal member since February 1, 2021
Andy is a business intelligence consultant helping businesses transform into data-driven organizations, leveraging the most up-to-date technology and engineering practices. He possesses expertise in modeling, visualization, and reporting. Additionally, Andy has comprehensive technical and work-related experience that extends beyond business intelligence, professional training, and technical support for customers seeking to advance their technological goals.
Portfolio
Experience
- Analytics - 2 years
- DAX - 2 years
- Data - 2 years
- Modeling - 2 years
- Data Visualization - 2 years
- BI Reports - 2 years
- Microsoft Power BI - 2 years
- SQL - 1 year
Availability
Preferred Environment
Microsoft Power BI, DAX, Power Query M, SQL
The most amazing...
...thing I've developed was automated report development for engineering production at YPF, Argentina's biggest oil and gas company, using Power BI.
Work Experience
Business Intelligence Consultant
Agos
- Developed "Bad Debt and Credit Memos" reports, streamlining Guardian Glass’s financial reconciliation and risk assessment processes.
- Executed a comprehensive reengineering of the SGA report at Guardian Glass, updating the data sources and optimizing the model to enhance readability, facilitate future modifications, and ensure scalability.
- Maintained and conducted quality control on Guardian Glass's primary financial report, optimizing the incremental refresh of tables, providing support for bug issues, and proactively identifying data refresh problems before they impact users.
BI Architect
Publicis Groupe
- Modeled and administered the Samsung Global Reporting Platform.
- Designed, developed, and supported data models, reports, dashboards, and administration of the Global Reporting Platform.
- Performed requirement gathering and designed and built the models and reports.
Data Analyst
Practia Global
- Automated report development for engineering production at YPF, Argentina's biggest oil and gas company, using Power BI.
- Created and led the development of basic and advanced Power BI e-learning courses for the YPF company.
- Reengineered and automated critical control management systems of oil and gas wells for YPF. Converted the control system from R and Python languages to Microsoft Power BI.
Service Engineer
ABB
- Designed the reporting system for the delivery and tracking of sales and service reports from customer inquiry to delivery.
- Oversaw service processes, with the focus of optimized customer experience.
- Specialized in technical support, enhancing customer relations and satisfaction with company service.
Experience
Production Engineering Report
Power BI Courses
Education
Bachelor's Degree in Electronic Engineer
UNEFA - Venezuela
Certifications
Microsoft Certified Data Analyst Associate
Microsoft
Power BI Dashboard Design Course
sqlbi
Mastering DAX
sqlbi
Data Analytics
Digital House
Skills
Tools
Microsoft Power BI, Tableau
Languages
SQL, Python, Power Query M, Snowflake
Paradigms
Automation, ETL, Scrum
Storage
SQL Server Integration Services (SSIS)
Other
Data, Data Visualization, BI Reports, DAX, Analytics, Modeling, Electronics, Dashboard Design, Data Analytics, Data Analysis, Data Warehouse Design, Customer Support, Technical Support, Data Modeling, Birst, MDS, Azure Databricks
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