👋 Hi, I'm Mr. Nelson

Data Analyst & Data Engineer working with SQL, Power BI, Python, and Azure. I build clean data models, create meaningful dashboards, and turn messy datasets into real insights.

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🛠 Skills

Languages: SQL, Python
BI & Visualization: Power BI, Power Query, DAX, Excel
Data Ops: ETL, Data Modeling, Forecasting, KPI Development
Tools: Azure, MySQL, Pandas, SQL Server, GitHub, Jupyter

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🎓 Certifications

• Microsoft Power BI Data Analyst (PL-300) — https://bit.ly/4dKRAJr
• Azure Data Fundamentals (DP-900) — https://bit.ly/3XVP6yx

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Retail Supply Chain Analytics (Sql + Python + Power BI)

• Freight movement, delivery times, shipping cost analysis, and vendor performance.

Customer Behavior Analysis (Sql + Python + Power BI)

• Segmentation, revenue drivers, demographic purchasing patterns.

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📬 Connect

• LinkedIn: www.linkedin.com/in/marc-d-nelson
• GitHub: https://github.com/Marc3n