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Samandeep-Kaur-Data-UK/README.md

Samandeep Kaur | Data Analyst Portfolio

UK-based data analyst with an MBA in Business Analytics and Marketing, focused on Python, SQL, and Power BI projects with clear commercial outcomes.

Location: Slough, United Kingdom
Target Roles: Junior Data Analyst, BI Analyst, Marketing Analyst
Focus: Thames Valley and wider UK opportunities

Featured Projects

Project What It Shows Tech Stack Headline Result
Retail Deep Dive End-to-end retail analytics from raw data cleaning to customer segmentation dashboard Python, SQL, SQLite, Power BI £8.80M revenue analysed, 67.06% repeat purchase rate, 460 Champion customers identified
AI Marketing Pipeline Sentiment pipeline comparing VADER and DistilBERT with automated reporting and source comparison Python, NLP, Scikit-learn, Power BI DistilBERT selected for stronger negative-sentiment detection across 1,500 combined records
ROI Optimizer Marketing Mix Model translating channel performance into ROI and budget decisions Python, Statsmodels, Pandas, Power BI TV returns £1.06 per £1 spent; removing it cuts predicted sales by 58.50%
Marketing Attribution Engine Full funnel attribution joining GA4-style web sessions to HubSpot-style CRM revenue at user grain Python, SQL, SQLite, Tableau £4.91M closed revenue attributed; switching First Touch to Last Touch moves over £200K of credit away from Facebook

Core Stack

  • Python for data cleaning, automation, modelling, and reporting
  • SQL and SQLite for analytical querying and segmentation workflows
  • Power BI, DAX, and Tableau for dashboard design and stakeholder-ready storytelling
  • Pandas, Scikit-learn, Statsmodels, and NLP tooling for applied analytics projects
  • Git and GitHub for version control and portfolio presentation

What Recruiters Will Find Here

  • Four end-to-end analytics projects with code, outputs, screenshots, and documentation
  • A concise portfolio summary with one business-value paragraph per project
  • Evidence of commercial thinking, not just technical implementation
  • Portfolio work grounded in retail, marketing, and budget optimisation use cases relevant to UK employers

Connect

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  1. ai_marketing_pipeline ai_marketing_pipeline Public

    Portfolio-ready sentiment analysis pipeline using VADER, DistilBERT, automated reporting, and Power BI on customer review and social data.

    Python

  2. marketing_attribution_engine marketing_attribution_engine Public

    Full funnel marketing attribution engine: joins GA4 style web sessions to HubSpot style CRM revenue, applies First Touch and Last Touch attribution in SQL, and ships a Tableau ready dataset. Python…

    HTML

  3. retail_deep_dive retail_deep_dive Public

    UK data analytics portfolio — Retail Deep Dive, AI Marketing Pipeline, and ROI Optimizer. Python, SQL, Power BI.

    Python 1

  4. roi_optimizer roi_optimizer Public

    Marketing Mix Model (MMM) built in Python to calculate ROI per channel and optimise budget allocation across TV, digital, and radio spend.

    Python