Hassan Arowolo

Hassan Arowolo

Aspiring Data Analyst
Nigeria
Full-time On-site

About Me

2026 Biology graduate with hands-on experience in Excel-based data analysis, data cleaning, dashboard development, and business reporting. Skilled in PivotTables, XLOOKUP, SUMIFS, COUNTIFS, and Power Query, with developi…

Experience

Staff Manager & Cashier

Jay Jay Pop Corn · Ogbomoso, Oyo State, Nigeria
Nov 2024 - May 2026 · 1 year 5 months

<p>Maintained manual sales records, calculated revenue, and processed customer payments using a POS machine.</p><p> Reported sales, stock availability, and operational needs to the business owner.</p><p> Coordinated staff duties and monitored departmental supplies and stock levels.</p>

PROJECTS

Inventory-Management-system

Geeky Gadgets · https://github.com/Snowpollo/Inventory-Management-system
Duration : 01-Sep-2026 - 20-Oct-2026

<p>An Excel-based inventory management solution designed to help businesses track stock movements, monitor inventory levels, calculate stock value, and identify products that need restocking.</p><p>The project combines Excel formulas, structured tables, PivotTables, PivotCharts, conditional formatting, and a dashboard to turn inventory transactions into useful business insights.</p><p></p>

Certifications

B.sc

Ladoke Akintola University of Technology, Nigeria · Ogbomoso , Oyo , Nigeria · 2026

Skills

Excel PivotTables PivotCharts XLOOKUP SUMIFS COUNTIFS dashboards data cleaning Power Query data importing data transformation SQL PostgreSQL filtering sorting aggregations GROUP BY HAVING JOINs CASE expressions KPI tracking sales analysis inventory reporting data visualization Attention to detail Problem-solving Recordkeeping Communication Team coordination
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