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👋 Hi, I'm Ziad Hamdallah, Data Analyst | BI Analyst | BI Developer | Python & SQL.
I specialize in data visualization, statistical analysis, and dashboard reporting using Python, SQL, Power BI, Tableau, and Excel.
📊 Explore my projects below to see how I use data to tell stories and support smarter decisions.
🧮 Projects
Financial Transactions Analytics
Financial Transactions Analytics
Built an interactive Power BI dashboard that improved reporting efficiency and enabled faster, data driven decision making
Weather Analysis
Weather Analysis
Developed an interactive Streamlit dashboard to
explore insights in real time and enhance user experience
Premier League Analysis
Premier League Analysis
Extract key insights on team performance and
playing style. Designed an interactive Excel dashboard with automated data updates, improving information accessibility and supporting faster, data-driven decisions.
Tata Data Visualization
Tata Data Visualization
Created visuals for data analysis to help executives with effective decision making
Sales Analysis for AdventureWorks
Sales Analysis for AdventureWorks
Built an interactive Power BI dashboard to track revenue, profit margins, and top-performing products, more informed business decisions.
Network Intrusion Detection System
Network Intrusion Detection System
eveloped a network intrusion detection model to predict and enable real-time intrusion detection.
American Express (Default Prediction)
American Express (Default Prediction)
Developed a predictive classification model to assess customer default probability. Achieved strong predictive accuracy and improved the reliability of credit risk assessment.
📈 Skills
Category
Category
Programming
Database
Visualization
Data Handling
Statistics
Other
Soft Skills
Skills
Skills
Python (Pandas, NumPy, Matplotlib, Seaborn)
SQL (Joins, CTEs, Window Functions)
Power BI, Tableau, Excel
Cleaning, Transformation, Integration
Correlation, Regression, Hypothesis Testing
Web Scraping, APIs, Data Storytelling
Analytical Thinking, Problem-Solving, Critical Thinking, Communication, Attention to Detail, Collaboration,
Time Management, Adaptability
👨💼 About Me
I’m a detail-oriented data analyst passionate about solving business problems through data.
Data Analyst in Python, SQL, Excel, Power BI, and Tableau, with expertise in data cleaning, visualization, and statistical analysis. Strong foundation in Machine Learning and a passion for turning data into actionable business insights.
I enjoy working with datasets, finding trends, and creating dashboards that help decision-makers take action.
🎯 Interests: Data Analysis, Business Intelligence, Data Visualization, Machine Learning
🎓 Education: B.Sc. in Computer Science
🐙 Github: github/ZiadHamada
📄 Resume: resume/ZiadHamada
📬 Contact
📧 Email
📧 Email
💼 LinkedIn
💼 LinkedIn
📞 Phone & WhatsApp
📞 Phone & WhatsApp
+201128287423
+201099345481
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