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Sahajahanur/README.md

💫 Hi 👋, I'm Sahajahanur Laskar

Data Analyst | Excel • Power BI • SQL • Python | Ex-Insurance Ops → Data Analytics | Business Insights & Dashboards

I turn raw data into actionable business insights through data analysis, interactive dashboards, and KPI tracking. With 5+ years of insurance operations experience at HDFC ERGO, I bring both business understanding and hands-on analytical skills.

  • 🔭 I'm currently working on: Data analytics projects involving business intelligence, dashboards, and SQL-based analysis.
  • 🌱 I'm currently learning: Machine Learning, advanced analytics, and Data Engineering concepts.
  • 👯 I'm looking to collaborate on: Power BI dashboards, SQL projects, and business analytics use cases.
  • 🤝 I'm looking for help with: Improving data storytelling and building industry-relevant analytics projects.
  • 💬 Ask me about: Power BI, SQL, Excel, Python, KPI tracking, reporting automation, and operational analytics.
  • 📫 How to reach me: Connect on LinkedIn
  • ⚡ Fun fact: My journey from customer support to MIS reporting sparked my passion for transforming data into business insights.

📊 Impact Highlights

  • 🔹 Reduced email response errors by 30% through root-cause analysis.
  • 🔹 Saved 10+ hours per week through MIS reporting automation.
  • 🔹 Analysed 45K+ customer interactions to identify trends and recurring issues.

🚀 Open to Data Analyst opportunities and collaborations. Let's turn data into better business decisions!

🤝 Connect with Me:

LinkedIn Email Portfolio

💻 Tech Stack:

Excel Power BI SQL MySQL Python Pandas NumPy Matplotlib Scikit-learn AWS Azure Snowflake Databricks Microsoft Fabric Apache Airflow FastAPI Streamlit SQLite PostgreSQL Microsoft SQL Server Supabase GitHub

📊 GitHub Stats:

🏆 GitHub Trophies

✍️ Random Dev Quote

Snake animation

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  1. atliq-hardware-business-insights-360-powerbi atliq-hardware-business-insights-360-powerbi Public

    Comprehensive 360° enterprise Power BI dashboard for AtliQ Hardware across Finance, Sales, Marketing, Supply Chain, and Executive views using DAX and snowflake schema modeling.

  2. hospitality-revenue-insights-powerbi hospitality-revenue-insights-powerbi Public

    Power BI revenue analytics dashboard for AtliQ Grands luxury hotels analyzing key hospitality metrics (RevPAR, ADR, Occupancy %, Realisation %) to recover market share and cut cancellation losses.

  3. atliq-finance-supply-chain-analytics-mysql atliq-finance-supply-chain-analytics-mysql Public

    10 ad-hoc business and sales analysis SQL queries for AtliQ Hardwares evaluating product portfolio growth, channel share, seasonality, and customer discounts using MySQL.

  4. coffee-shop-expansion-analysis-sql-postgresql coffee-shop-expansion-analysis-sql-postgresql Public

    The goal of this project is to analyze the sales data of Monday Coffee, a company that has been selling its products online since January 2023, and to recommend the top three major cities in India …

  5. Data-Analysis-in-Hospitality-Domain-Using-Python Data-Analysis-in-Hospitality-Domain-Using-Python Public

    Python (Pandas) exploratory data analysis of hotel booking data for AtliQ Grands: analyzing occupancy rates, weekend demand surges, and revenue realization across Indian cities.

    Jupyter Notebook 1

  6. vendor-performance-analysis-sql-python-powerbi vendor-performance-analysis-sql-python-powerbi Public

    Analyzed vendor performance and inventory trends using SQL, Python, and Power BI to generate actionable business insights and recommendations.

    Jupyter Notebook