Superstore Sales Analytics
A multi-source Power BI dashboard unifying Orders, Returns and People data to track sales, profit and regional performance across 2011–2014.
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- Business problem
- Sales, logistics and product teams had no single view of order performance across products, customers, shipping and regions — reporting was manual and spreadsheet-driven.
- Approach & tools
- Integrated Orders, Returns and People datasets into one master table in Excel and MySQL, engineered 15+ derived columns in Python, then built a Power BI model with DAX measures (Profit Margin %, YoY Growth, Avg Delivery Days) answering 27 EDA questions across 15 tracked KPIs.
- Key insight
- The Consumer segment drove 50.55% of total sales and Technology led category profit at $0.15M, while Furniture showed high volume but the thinnest margins — flagging it for a pricing review.
- Business impact
- Replaced fragmented spreadsheet reporting with one interactive dashboard, giving stakeholders a self-serve view by region, segment and year instead of a manual monthly pull.