Sadia Z.

Power BI | DAX | Power Query | SQL | Google Sheet | Microsoft Excel I help businesses turn complex data into clear Power BI dashboards, automated reporting, and actionable business insights. With 8+ years of experience, I specialize in Power BI development, DAX, Power Query, SQL, data modeling, ETL, data visualization, and Business Intelligence. Core expertise: • Power BI Dashboard & Report Development • DAX Measures, Calculations & Time Intelligence • Power Query, M Language & ETL • Data Modeling, Star Schema & Data Warehousing • SQL Server, PostgreSQL, MySQL & Azure SQL • Power BI Service, RLS, Gateways & Scheduled Refresh • Microsoft Fabric, Azure Synapse & Data Factory • Power BI Performance Optimization • Python, Forecasting & Advanced Analytics I integrate data from Excel, SQL databases, APIs, ERP/CRM systems, cloud platforms, and data warehouses to build scalable BI solutions for sales, finance, healthcare, retail, e-commerce, logistics, and operations. Key skills: Power BI, Power BI Developer, DAX, Power Query, SQL, Data Modeling, ETL, Microsoft Fabric, Power BI Service, Data Visualization, Business Intelligence, Data Analytics, KPI Dashboards, Reporting Automation. If you need a Power BI expert to transform your data into reliable reports, dashboards, and actionable insights, let’s connect!