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YSayaovong/README.md

Yengkong Vang Sayaovong

👋 Hello, I'm Yengkong Sayaovong

Data Analyst | Business Intelligence Analyst | Financial Reporting Specialist

📈 About Me

I am a results-driven Data Analyst with over 5 years of experience translating complex data into actionable insights. My expertise spans financial forecasting, KPI reporting, dashboard automation, and ETL pipelines. I leverage SQL, Python, Power BI, and Excel to deliver practical, scalable solutions across financial, operational, and nonprofit sectors.

I specialize in building data-driven frameworks that drive better decision-making, operational efficiency, and sustainable growth.

🛠️ Core Technical Skills

  • Data Analysis & Forecasting: SQL, Excel (Advanced Formulas, Power Query, VBA, Financial Modeling)
  • Business Intelligence: Power BI (DAX, Measures), Tableau, KPI Dashboards
  • Automation & ETL: Python (Pandas, NumPy, Matplotlib, Seaborn), PostgreSQL, AWS (S3, Lambda, RDS)
  • Financial Systems: QuickBooks, SAP, Servant Keeper
  • Data Storytelling: Dashboarding, Executive Reporting, Strategic Scenario Planning

📊 Featured Projects

🤝 Let's Connect

"Data is not just numbers. It's a foundation for strategic, profitable action."

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  1. enterprise-financial-forecasting enterprise-financial-forecasting Public

    A comprehensive financial forecasting model built in Excel and Power BI, enabling long-term revenue and expense projections with dynamic scenario planning for enterprise-level decision-making.

    Python

  2. Sales-Forecasting-KPI-Analysis Sales-Forecasting-KPI-Analysis Public

    A Power BI and Excel-based project applying time series forecasting and key driver analysis to predict sales trends and measure business performance across regions and product lines.

    Jupyter Notebook

  3. Engineering-KPI-Dashboard-in-Excel Engineering-KPI-Dashboard-in-Excel Public

    A dynamic Excel dashboard designed to track engineering project performance, visualize error rates, and monitor operational KPIs to support continuous improvement initiatives.

  4. Financial-ETL-Datalake-Pipeline Financial-ETL-Datalake-Pipeline Public

    An end-to-end financial ETL pipeline that automates the extraction, transformation, and loading of multi-source financial data into a centralized PostgreSQL datalake for advanced reporting and anal…

    Jupyter Notebook

  5. Loan-Default-Risk-Analysis-SAS-Project Loan-Default-Risk-Analysis-SAS-Project Public

    A SAS-driven analysis using logistic regression and statistical modeling to predict loan default risks, providing lenders with actionable insights for risk mitigation and portfolio management.

    SAS

  6. Real-Estate-Financial-Analytics-Tool Real-Estate-Financial-Analytics-Tool Public

    A Power BI and PostgreSQL dashboard analyzing 15+ years of rental property financial data. Tracks key performance metrics such as income, expenses, NOI, and late payments to optimize property manag…