Mario Enrique Brenes Arroyo

Mario Enrique Brenes Arroyo

$25/hr
Data Analyst
Reply rate:
100.0%
Availability:
Hourly ($/hour)
Age:
22 years old
Location:
Coronado, San José, Costa Rica
Experience:
3 years
About

EXPERIENCE Freelancer in Upwork | Power BI Developer | HR Dashboard July 2024 – August 2024 • Improved KPI systems for measuring employee performance and job analysis. • Data management. • Data visualization with Power BI. • Database management in Excel and SharePoint. Freelancer in Upwork | Power BI Developer | Financial Control January 2023 – March 2023 • Developed financial quota management, expense management, and gross, net, and profit margins using MySQL database. • Data management in MySQL. • Data migration to SharePoint. • ETL process and DAX measures. • Data visualization in Power BI. GEAT Macetas | Data Analyst freelancer | Financial and Stock Control March 2021 – July 2024 • Budget Efficiency: Enhanced budget management and resource allocation. • Material Optimization: Improved material usage and product quality. • Data Management (ETL): Attracted more customers and improved advertising. • Ad Performance: Boosted visibility and campaign impact.

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