Manuel

Santillana

Data Analyst

Portfolio

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Power BI

Inter​active Sales Report

Visualize Sales and Profit margin by ​year-month, Sales by country and ​category, Quantity by category. Filter by ​year and region​.​






An​imated Scatter Chart

The evolution of different category sales ​and profit margin for 2 different ​retailers and a warehouse over time.







Forecast

Create a forecast generated by Power ​BI's advanced analytical AI techniques ​to determine possible future ​sales revenue.​






Cu​stomer Churn Overview

The topmost selected reasons, ​representing the 45.40% of churn ​reasons, were because the competitor ​made a better offer, had better devices, ​or because of customer ​service/support’s attitude.





Churn by Age, Group, and Account ​length​

Analyzing customers by age, ​family/group plan, and payment type.







Customer Service Cal​ls Insights

Analyzing customer service calls pe​r Stat​e​






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SQL

SQL Mystery Game

A nice way to practice SQL skills.

Querying through 9 tables with over ​1000 entries each to find out the ​responsible of a crime.






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AI

Generated using Midjourney

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Tableau

SQL Mystery Game Highlights

Visualize some of my SQL Mystery ​Game Highlights in a Dashboard.

Total crimes per city, Types of crime per ​city, and Suspects profile.






Loans

Visualize Properties per street address, ​Number of loans per State, Ten largest ​mortgage loans and Loan amount per ​State.






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Contact

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Data-Driven insights for actionable ​results. Let's connect to drive ​meaningful change!

San Salvador, El Salvador

-- Remote since 2020 --

+503 78197387

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