Kolade Agboola

Junior Data Analyst @Slicq

GB

Collected, cleaned, and validated sales, product, and customer data from multiple marketplace brands, improving dataset accuracy from 72% to 92%. Built and automated Power BI dashboards for sales performance, conversion rates, and product trends, improving reporting visibility from weekly manual updates to daily automated insights. Analysed customer behaviour and app usage patterns, identifying key friction points that increased returning user engagement from 41% to 53% after product changes. Conducted sentiment analysis on app store reviews and customer feedback using Python, reducing negative review rates from 32% to 14% by highlighting UX and product issues to the product team. Collaborated with senior analysts to prepare datasets, perform exploratory analysis, and deliver insight reports for weekly cross-functional business reviews.