Mahmoud Ayman

Results-driven Data Analyst with hands-on experience in SQL, Python, Power BI, DAX, and Business Intelligence solutions. Skilled in data cleaning, exploratory data analysis (EDA), KPI development, dashboard design, data modeling, and reporting automation. Proven ability to transform complex datasets into actionable insights that support business growth and data-driven decision-making. Experienced in customer analytics, marketing analytics, sales performance analysis, and business reporting.

Power BI Developer Intern at Foresight BI & Analytics (2026-05 – Present)

• Created data dictionaries and transformed datasets using Power Query.
• Developed scalable data models and KPIs using DAX measures and calculated columns.
• Designed interactive dashboards tracking €11.12 billion in revenue across 6 product categories, 13 sales representatives, and 4 sales teams.
• Applied data preparation and transformation techniques to ensure data quality and reporting accuracy.

Data Visualization Analyst Virtual Experience Program at Tata Consultancy Services (2025-12 – 2025-12)

• Completed a virtual simulation focused on business data visualization and analytics.
• Prepared strategic questions for client leadership meetings.
• Created executive-level visualizations to support business decision-making.
• Delivered insights through effective reporting and storytelling techniques.

Bachelor of Science in Bioinformatics – Mansoura University (2019-09 – 2023-10)