I'm Mahdi Fathallah, a dedicated Data Analyst from Tunisia with solid academic training in computer science and engineering. I bring hands-on experience from internships at KPMG and Banque Tuniso-Koweïtienne (BTK), where I focused on building interactive dashboards and optimizing data pipelines using tools like Power BI, Talend, SQL, and Python. I have developed impactful data solutions, including tracking key performance indicators (KPIs), conducting insightful analyses, and designing clear, interactive visualizations to support better decision-making. My work reflects a strong attention to detail and a commitment to delivering clean, reliable, and actionable data. I’m passionate about using data to solve real-world problems and help organizations gain valuable insights to drive perform