
Joshua
Data Analyst Python, Excel and Power BI Clean Data, Clear Dashboards
Kompetenzen

Meine Dienstleistungen


Portfolio
Arbeitserfahrung
Self Employed
Vollzeit • 1 yr
Data Analyst
Jan 2026 - Present • 5 mos
Working as a Data Analyst at Riba Smith, a retail chain in Panama. Built a customer segmentation model in Python classifying over 150,000 clients into behavioral segments using RFM analysis Designed a segment transition report that enabled the team to track customer movement across segments month over month for the first time Automated monthly sales reporting pipeline using Python and SQL Server, reducing manual processing time Built a Power BI dashboard revealing product consumption patterns by customer generation, enabling category-level decisions based on age demographics Developed an Excel automated dashboard using Power Query and Power Pivot to track retail store performance across product categories and time periods
Business Analyst
May 2025 - Dec 2025 • 7 mos
Cleaned and structured sales datasets to support upper management reporting and decision-making Automated recurring reports reducing manual processing time across the data team Built a loyalty rewards tracking report providing clear visibility into gift distribution tied to brand partnership purchases