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Using PostgreSQL techniques, I performed data modeling and completed analysis on Pewlett Hackard's employee database. During this project, I created entity-relationship diagrams (ERDs) using QuickDB, imported data into a database from CSV's, troubleshot common errors, and created queries that use data to answer questions asked by Pewlett Hackard…

  • Updated Jun 14, 2022

Diagnostic analysis of a DataCo-style supply chain dataset to uncover root causes of late deliveries and their impact on profitability. Includes EDA in Python/pandas, a business-reporting layer, and an interactive Power BI dashboard with KPIs on delivery performance, shipping mode SLA gaps, and profit margins.

  • Updated Aug 12, 2026
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