Job Title: Power BI Developer
JJob Location: Dallas, TX/ Chicago, IL
Duration: 12 Months Contract
Key Responsibilities:Design, develop, and maintain interactive dashboards and reports in Power BI.Work closely with business stakeholders to understand reporting requirements and translate them into scalable Power BI solutions.Develop and optimize data models to support reporting and analysis.Write complex DAX queries for calculated measures, key performance indicators (KPIs), and advanced data analysis.Perform data transformations using Power Query for data preparation and integration from various data sources such as SQL databases, cloud platforms, and Excel.Collaborate with data engineers and analysts to ensure data accuracy, consistency, and optimization for performance.Provide recommendations for best practices in data visualization and self-service analytics.Conduct performance tuning for Power BI reports and dashboards to enhance user experience.
Required Skills and Experience:
Minimum of 7 years of experience working as a Power BI Developer or in a similar role, with demonstrated expertise in Power BI.Strong understanding of data modelling concepts (star schema, snowflake schema, and normalization).Proficiency in DAX (Data Analysis Expressions) for creating complex calculations and measures.Extensive experience in Power Query for data transformation and cleaning.Familiarity with SQL and integrating data from various relational databases (e.g., SQL Server, Oracle, etc.).Experience working with large datasets and optimizing data models for performance.