Senior Data Analyst (PowerBI) developing advanced dashboards and reports. Working on ETL processes and collaborating with business areas in Contagem, Brazil.
Responsibilities
Develop advanced dashboards and reports in Power BI using DAX to create complex measures and data modeling.
Create and optimize queries in SQL Server and PostgreSQL, ensuring performance and efficiency in data access.
Develop and maintain ETL processes and data pipelines using Apache Airflow for automation and integration.
Work directly with business units and executive leadership, translating requirements into technical solutions and presenting strategic insights.
Document business rules, assumptions, and calculation methodologies, maintaining traceability and data governance.
Participate in executive meetings to align on KPIs and corporate metrics.
Ensure the quality and consistency of data presented in corporate reports and dashboards.
Requirements
Strong experience with advanced Power BI, developing complex dashboards and using gateways.
Full proficiency in DAX for creating measures, calculated columns, and tables.
Advanced SQL knowledge with experience in query optimization and performance tuning.
Experience with SQL Server and PostgreSQL, including administration, stored procedures, and indexing.
Experience in development and data wrangling using Python.
Experience developing and maintaining ETLs and data integration processes.
Proven experience interacting directly with business areas and delivering executive presentations.
Ability to document technical processes and business rules clearly and structurally.
Preferred: Knowledge of Apache Airflow for creating and managing data pipelines.
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