Reynaldo Castaño | Data Analyst | BI Analyst

Reynaldo Castaño

Data Analyst | BI Analyst

Based in Managua

About

As a Systems Engineering graduate, my academic journey laid a strong foundation in analytical thinking and problem-solving. This education equipped me with the technical skills and theoretical knowledge necessary to excel in the dynamic field of data analysis and science.

Skills

Projects

Business Intelligence Foundation - Credly Badge

Esta es mi primera certificacion de CertiPro de Business Intelligence. El badge de la certificacion fue compartido por la plataforma de Credly.

Proyecto AirBnb

Este es la primera entrega del proyecto de final de curso basado en AirBnb. Hacemos un analisis de requerimiento de los datos a utilizar, el analisis de los datos nulos y duplicados y por ultimo el renombramiento de las variables

Dashboard | Polaris Logística

Este dashboard nos muestra los indices de los costos de envios y de ventas durante el ultim periodo para la empresa Polaris.

Cleaning Companies in California

This is a brief description of the most rated Cleaning Companies in California, US.

Experience

2022-2023

Data Analist Specialist

• Transitioned from Google Sheets to a more robust MySQL database system. • Implemented data extraction from the company website using Python libraries like Pandas, enhancing data accuracy by 85%. • Developed an algorithm for automated data retrieval, storage, and cleaning, resulting in a 75% increase in data processing speed. • Revolutionized the billing system from manual to electronic invoicing, integrating it into a unified Excel database. • Achieved an 80% reduction in invoice processing time and data report generation. • Enhanced customer satisfaction by 60% due to the efficiency of electronic invoicing.