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rajkumar789/README.md

Hi, I'm Raj Kumar Sunar 👋

Data Analyst · Python · SQL · Power BI · Tableau
📍 West Sussex, UK  |  Available for hire

🧠 About Me

With experience across retail, finance, and tech, I build automated ETL pipelines, predictive models, and interactive dashboards that drive real business action.

  • 🔧 6 tools mastered across the modern data stack
  • 🏭 4 industries analysed — retail, finance, tech, and more
  • 🏅 3 certifications from Microsoft, IBM, and DataCamp

🛠️ Tech Stack

Domain Tools
Languages Python (Pandas, NumPy, Scikit-Learn), SQL
Databases PostgreSQL, MySQL
BI & Viz Power BI (DAX, Power Query), Tableau (LOD, Storyboarding)
Statistics Hypothesis Testing, A/B Testing
DevOps Git, CI/CD, Version Control

🏅 Certifications

Certification Issuer Year
Microsoft Power BI Data Analyst Microsoft / Coursera 2026
IBM Data Analyst IBM 2025
Associate Data Analyst DataCamp 2025

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  1. Loan_Data_Automation-Data-Prepration- Loan_Data_Automation-Data-Prepration- Public

    Jupyter Notebook

  2. Saffon_Skies_Airway Saffon_Skies_Airway Public

    Jupyter Notebook

  3. sales_method_analysis sales_method_analysis Public

    HTML

  4. portfolio portfolio Public

    HTML