Maureen Kitonyi

Data Analyst with hands-on experience in data cleaning, exploratory data analysis, and performance reporting using Python, SQL, Excel, and Tableau. Proven ability to transform complex datasets into actionable insights that support business decisions in sales, inventory, and operations. Experienced in SAP ERP data extraction and reporting, with a strong focus on data accuracy, efficiency, and business impact. Currently advancing skills in machine learning and predictive analytics.

Data Analyst at Hasbah Kenya Limited (2024-02 – 2024-05)

Performed data cleaning, validation, and reconciliation on large-scale sales and operational datasets. Conducted exploratory data analysis and developed interactive dashboards to support strategic decision-making.

• Cleaned, validated, and reconciled large-scale sales and operational datasets, ensuring high data accuracy and reliability
• Conducted exploratory data analysis using Python and SQL to identify trends, inefficiencies, and performance gaps
• Developed interactive dashboards and automated reports using Tableau and Excel to support strategic decision-making
• Analyzed sales performance, customer behavior, and inventory data to uncover actionable business insights
• Extracted and transformed structured data from SAP ERP systems for operational and inventory reporting
• Streamlined reporting workflows using Power Query and Power Pivot, improving reporting efficiency by 30%
• Collaborated with cross-functional teams to deliver timely, data-driven insights and customized reports

IT Networking Intern at Nairobi South Hospital (2023-07 – 2023-10)

Supported configuration and maintenance of network infrastructure. Provided technical support to staff and diagnosed hardware and software issues.

• Supported configuration and maintenance of network infrastructure (routers, wireless systems, IP devices)
• Provided technical support to staff, ensuring uninterrupted system operations
• Diagnosed and resolved hardware and software issues, reducing downtime and improving workflow efficiency
• Trained staff on IT systems and digital tools to enhance productivity

Data Science Bootcamp in Data Science – Moringa School (2026)

Diploma in Information Technology – KCA University (2023)