● I am involved in the comprehensive analysis and generation of metrics for advertising campaigns both within and outside the application, particularly for media, programmatic, TikTok, and Facebook products. ● Table refactoring, optimizing the data structure to enhance process efficiency. ● Conducting A/B test analysis to examine user behavior within the app after exposure to specific events. Tech Stack: Python, Snowflake, Airflow, Power BI, SciPy.

AXA Colpatria | Jan 2021 - Sep 2021

Data Scientist

● Employing diverse Machine Learning (PCA, K-Means, XGBoost, Random Forest) models for customer segmentation and sales propensity prediction. ● Extracting and manipulating extensive data sources. ● Creating dynamic visualizations in Power BI to streamline information analysis. Tech Stack: Python, R, SQL Server, Power BI.

AXA Colpatria | Feb 2020 - Jan 2021

Data Scientist Intern

● Manipulation, extraction, and analysis of information. ● Development of a model for anomaly detection (Isolation forest). Tech Stack: Python, R, SQL Server, Power BI

My Education

Take a look at my formal education

Statistics in StatisticsUniversidad Nacional de Colombia | 2021

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Arianna Liseth Mendoza Trujillo

Data Analyst

Decide4IA

Introduction to Python

Introduction to Python

Introduction to Python

Data Analyst | Experienced in Advanced Data Analysis and Visualization | Python | SQL | Power BI

My Work

Exploring NYC Public School Test Result Scores

Investigating Netflix Movies

Data Manipulation with pandas

Intermediate Python

Exploring NYC Public School Test Result Scores

DataCamp Course Completion

Courses

Courses

Projects

My Work Experience

Rappi | Sep 2021 - Present

Data Analyst

AXA Colpatria | Jan 2021 - Sep 2021

Data Scientist

AXA Colpatria | Feb 2020 - Jan 2021

Data Scientist Intern

My Education