Senior Power BI Developer
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Position
- Power BI Developer Remote (Brazil) Contract
Key Responsibilities
Design, develop, and maintain high-performance Power BI reports and interactive dashboards. Translate business requirements into effective analytics solutions and reporting designs. Develop optimized data models, including star schema, relationships, measures, and calculated columns. Build and optimize complex DAX calculations and Power Query transformations. Connect Power BI to multiple data sources, including SQL Server, Azure data services, and enterprise data platforms. Optimize report rendering time, data refresh performance, query execution, and overall dashboard responsiveness. Implement Row-Level Security (RLS), workspace access controls, and appropriate data governance practices. Troubleshoot report performance issues and ensure reliability, scalability, and maintainability. Collaborate with business stakeholders, data engineers, architects, and QA teams to deliver end-to-end analytics solutions. Follow Power BI development standards, deployment practices, and documentation requirements.
Required Skills and Experience
Strong hands‑on experience in Power BI report and dashboard development. Expertise in DAX, Power Query (M), data modeling, and SQL. Experience designing analytics solutions and translating business needs into technical reporting requirements. Proven experience building and maintaining high-performance Power BI reports for large datasets. Strong understanding of data warehousing, ETL/ELT processes, and data integration. Experience with performance analysis and optimization using Power BI Performance Analyzer, DAX Studio, or similar tools. Knowledge of Power BI Service, semantic models, scheduled refreshes, gateways, workspaces, and deployment pipelines. Experience with Row-Level Security (RLS) and enterprise reporting security. Strong analytical, troubleshooting, communication, and problem‑solving skills.