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abdulrahman238/README.md

Hi, I'm Abdul Rahman Kassim πŸ‘‹

Data Analyst | Data Engineer Designed and deployed a Power BI dashboard to track weekly sales trends, integrating multiple data sources and applying data modeling, reducing analysis time from 3 hours to 20 minutes.Cleaned, transformed, and automated a 10,000-row dataset in Excel and Power Query, preparing it for downstream analytics and ETL pipelines.Developed SQL queries and data pipelines to join 5 different tables, generate insights, and support management reporting and decision-making.

🧰 Tools & Technologies

πŸ“Š Spreadsheets

  • Excel: Pivot Tables, lookup functions (VLOOKUP/XLOOKUP), aggregate functions, IF logic, Conditional Formatting
  • Google Sheets : Data cleaning, aggregate functions, lookup functions, pivot tables, collaboration features πŸ—„οΈ Databases & SQL
  • SQL
  • MySQL
  • PostgreSQL
  • Oracle 🐍 Python & Libraries
  • Python
    • Pandas
    • NumPy
    • Matplotlib
      πŸ“ˆ BI & Analytics
  • πŸ“ˆ Business Intelligence

  • Power BI: Data modeling, DAX (measures & calculated columns), interactive dashboards, report automation, data visualization
  • Power BI Advanced Features: Data Gateway, Row-Level Security (RLS), Object-Level Security (OLS), deployment pipelines
    πŸ—οΈ Data Engineering
  • Microsoft Fabric
    • Data Pipelines
    • Lakehouse
    • ETL workflows
    • Data Warehouse
    • automation

πŸš€ What I Do

  • Clean, transform, and model messy data using Excel, Google Sheets, Python, and SQL
  • Build automated ETL pipelines and deploy them with Microsoft Fabric
  • Design and maintain dashboards in Power BI with secure access (RLS, OLS, Data Gateway)
  • Analyze data and create reports that turn raw numbers into actionable insights
  • Automate repetitive tasks to save time and improve accuracy
  • Support business decision-making through storytelling with data

πŸ“« Open to opportunities, collaborations, and data projects

Popular repositories Loading

  1. COFFEE-SALES-DASHBOARD--EXCEL COFFEE-SALES-DASHBOARD--EXCEL Public

    Transaction records for a coffee shop with multiple locations in New York City. The dataset includes transaction dates, timestamps, store locations, and product-level details.

    1

  2. NZ-VEHICLE-THEFT-ANALYSIS--EXCEL NZ-VEHICLE-THEFT-ANALYSIS--EXCEL Public

    A study of stolen vehicles in New Zealand over six months, analyzing when, what, and where vehicles are stolen, with trends by day, type, and region

    1

  3. RESTAURANT_ORDER_ANALYSIS--EXCEL RESTAURANT_ORDER_ANALYSIS--EXCEL Public

    A simple analysis of restaurant orders to see when customers order the most and the least, looking at times, days, and months

    1

  4. SALES-ANALYSIS-BY-PRODUCT-AND-REGION-EXCEL SALES-ANALYSIS-BY-PRODUCT-AND-REGION-EXCEL Public

    Analyze a sales data with Pivot Table and provided some insightful observations

    1

  5. COMPANY-SALES-ANALYSIS-EXCEL COMPANY-SALES-ANALYSIS-EXCEL Public

    Analyzed a large retail dataset to uncover revenue insights by country, category, and top products. Built using XLOOKUP, Pivot Tables, and dynamic dashboards to visualize sales trends and highlight…

    1

  6. US-Baby-Names-SQL-Analysis US-Baby-Names-SQL-Analysis Public

    In this project, I analyzed baby names from U.S. Social Security records using MySQL to explore name popularity, gender usage, and regional trends.

    1