About the Job
Job Description: We are seeking an experienced Data Analyst to specialize in reverse engineering data from datamarts and Power BI reports. This role is critical to a major strategic project: modernizing and securing our data infrastructure by improving traceability, quality, and efficiency of data flows.
The goal of this project is to document, understand, and improve existing flows between Power BI visualizations, datamarts, and source databases. The ideal candidate will be able to collaborate closely with BI, Data Engineering, and business teams to validate flows and identify optimizations.
Key Responsibilities: - Analyze Power BI reports to identify semantic models, DAX measures, transformations, and data sources.
- Reconstruct data flows back to datamarts and relational databases.
- Document data models, transformations, and dependencies (Power BI, datamarts, ETL, databases).
- Collaborate with technical and business teams to validate flows and identify optimizations.
- Participate in data governance (traceability, quality, GDPR/security compliance).
- Propose improvements in modeling, query performance, and report structuring.
- Contribute to the creation of repositories and documentation.
Required Skills and Qualifications: Advanced proficiency in Power BI (DAX, models, paginated reports)
Strong experience in SQL and exploration of relational databases (SQL Server, Azure SQL, etc.)
Ability to read and interpret complex models and ETL flows
Experience in technical and functional documentation
Familiarity with GIT and collaborative development environments
Analytical mindset, rigor, autonomy, critical thinking
Good communication skills
Languages: French and/or Dutch, with good command of English (written/spoken)
Education and experience: University degree in computer science, data science, or related field; 3 to 5 years of experience in a similar BI or data analysis role
Benefits: Closed collaboration with talented professionals
Continuous learning opportunities
Work-life balance
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