MD@marienne-dosso
Marienne Dosso portrait

Emerging Data Science Professional

I’m a passionate data science graduate student eager to apply my skills in real-world settings and drive impactful decisions through data analysis.

Work samples

Explore my work, including transforming raw data into analytics databases and dashboards that inform strategic decisions.

  • SQL & Database Architecture Externship with Breaking Games
    SQL & Database Architecture Externship with Breaking Games
    Breaking Games logo

    Breaking Games · Sep 2026 · ✅ Verified by Extern

    SQL & Database Architecture Externship with Breaking Games

    Turn six messy CSVs into an analytics database and a Q4 dashboard that drives real business decisions. SQL + Claude.

    Analytics Database DesignData AnalysisSQL FundamentalsData Storytelling

About me

I’m a passionate data science graduate student eager to apply my skills in real-world settings and drive impactful decisions through data analysis.

I am a graduate student pursuing a Master's Degree in Data Science. Currently, I am gaining hands-on experience through my externship, where I work on transforming data into meaningful insights.

Externships

SQL & Database Architecture Externship with Breaking Games

Completed · Sep 2026

Skills

SQLDatabase ArchitectureData AnalysisAnalyticsData Visualization

✅ Verified by Extern

SQL & Database Architecture Externship with Breaking Games

Turn six messy CSVs into an analytics database and a Q4 dashboard that drives real business decisions. SQL + Claude.

Analytics Database DesignData AnalysisSQL FundamentalsData Storytelling

Overview

I transformed six unstructured CSV files into a comprehensive analytics database and developed a Q4 dashboard to support strategic business decisions. Utilizing SQL and insights from Claude, I streamlined data for effective analysis and visualization.

SQL & Database Architecture Externship with Breaking Games
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What I've accomplished

I loaded and validated a provided SQLite database containing six tables, verified every row and schema alignment with the dataset descriptions, and produced joined SQL queries and a product dimension to enable cross-table customer-journey analysis.

Project breakdown

View all work