Hi, I'm Yenismara Pelayo

Data Analyst — I turn complex data into clear insights using Python, SQL, Tableau and Data Analytics.

Available for remote roles · Contract · Full-time

About

Analytical, detail-oriented data professional with experience building ETL pipelines, dashboards and predictive analysis.

I am Yenismara Pelayo, a Data Analyst with solid experience in Python, SQL, Tableau and advanced Excel.

I build ETL processes, perform exploratory data analysis and develop dashboards that enable data-driven decisions.

Tools: Pandas · NumPy · SQL · Tableau · Git · Docker · GitHub Actions.

Technical Skills

Core competencies and tools I use daily.

Python

Pandas · NumPy · Scikit-learn

SQL

Complex queries · Data modeling

Tableau

Dashboards · Storytelling

Advanced Excel

PivotTables · Power Query

ETL Pipelines

Automated ingestion

Data Analytics

KPI definition · EDA

Selected Projects

Practical work demonstrating analytics, dashboards and pipelines.

E-commerce Sales Analysis Dashboard

End-to-end analytical dashboard revealing revenue trends, customer behavior, product performance and operational KPIs, powered by automated ETL pipelines.

Python Pandas Streamlit Data Visualization

View Dashboard →

Contact

Interested in collaborating or hiring? Let's talk.

If you'd like to discuss a role or project, reach out via LinkedIn or email.

LinkedIn Email GitHub