
Yakhya Sarr
Data analyst | Revenue & Business intelligence analyst
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About
Data & Business Intelligence Analyst with 5 years of experience driving revenue performance, sales pipeline analysis, and operational efficiency. Translate complex data into strategic insights for cross-functional teams (Sales, Product, Finance). Expert in SQL, Tableau, Power BI (DAX, Power Query), and process automation. Delivered a data project that increased operational efficiency by 40% and improved data-driven decision-making speed by 20%.
Experience
Data Analyst (Revenue & Product Focus) at DEVON (2023-02 – 2025-03)
- Analyzed sales and customer data to track pipeline performance, conversion rates, and revenue KPIs, enabling data-driven GTM decisions that improved product strategies by 20% annually.
- Developed executive dashboards in Tableau to monitor revenue performance and operational KPIs, improving management decision-making speed by 20%.
- Built data validation and quality checks for SQL databases, reducing reporting errors by 15% and ensuring reliable forecasting.
- Collaborated with product and sales teams to deliver customer segmentation insights, contributing to successful new product launches.
- Initiated and led data literacy training for internal stakeholders, resulting in a 25% increase in cross-functional use of analytics.
- Power BI enhancements: Created interactive dashboards using DAX (CALCULATE, time intelligence) and Power Query for ETL, reducing report refresh time by 30%.
Data Analyst & Order Picker at KERATIN PROF (2024-02 – 2025-03)
- Analyzed market trends and sales data to support revenue forecasting and customer loyalty initiatives, improving retention by 10%.
- Automated data pipelines using Python, reducing manual processing time by 15% and improving data reliability for strategic analysis.
- Maintained and optimized SQL databases, implementing data governance practices to guarantee accuracy and availability.
- Presented analytical findings to cross-functional teams (operations, marketing), influencing decisions on inventory and customer engagement.
- Contributed to predictive models that enhanced understanding of customer lifetime value (LTV) and churn risk.
Education
Master in Business Informatics – Ural State University of Economics (2019-09 – 2021-12)
Bachelor in Statistics & Business Intelligence – Alioune Diop University of Bambey (2013-10 – 2018-10)