Cynthia Koskei

Data Analyst

Kenya Revenue Authority•  January 2022 - Present•  Nairobi, Kenya

Built BI reporting tools to streamline data processing. Analyzed financial data to identify risks and guide business decisions. Set up compliant data collection and storage procedures. Created clear reports and dashboards on product and financial performance. Trained stakeholders and partnered with them to get the most out of data. Handled ad-hoc requests efficiently to keep things running smoothly. Developed user-friendly data visualization tools to boost engagement. Used complex SQL queries to extract valuable data insights. Bridged the gap between technical and non-technical teams with clear visualizations. Ensured data accuracy through cleaning techniques. Skilled in SQL and data visualization principles. Delivered projects on time and within budget through collaboration. Developed an interactive data visualization tool for non-technical users. Performed comprehensive testing for developed components, actively contributing to System Integration testing (SIT), and providing extended support for User Access Testing (UAT). Utilized Excel for generating reports and graphs, analyzed trends, and created visualizations for management. Developed interactive dashboards using Power BI and DAX functions to analyze financial data and customer behavior data and identify key performance indicators (KPIs)