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Data analytics portfolio featuring fraud detection, KPI dashboards, financial data integrity checking, and sales trend analysis — built with Python, Pandas, Streamlit, and Matplotlib.

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Data Analytics Portfolio — Subham Joshi

A collection of 4 end-to-end data analytics projects demonstrating skills in anomaly detection, operational KPI monitoring, data validation, and trend analysis. Built using real-world datasets from Kaggle and Python-based tools.

Projects

  1. Fraud & Anomaly Detection — Detects fraudulent transactions using Z-score, IQR, and rule-based risk scoring on 284k real credit card records.

  2. Interactive KPI Dashboard — Streamlit dashboard tracking 12 operational KPIs across Logistics, Sales, and Operations with live anomaly alerts.

  3. Financial Data Integrity Checker — 10-rule validation engine that audits financial records and generates an integrity score and violation report.

  4. Sales & Inventory Trend Analyzer — Identifies seasonal patterns, MoM growth, and stock risk flags across 2 years of regional sales data.

Tech Stack

Python | Pandas | NumPy | Matplotlib | Seaborn | Streamlit | Plotly | Scipy | Kaggle API


Certification Project

Project Tools Key Skills
Automatidata × NYC TLC — Taxi Fare Prediction Python · Pandas · Matplotlib · Seaborn EDA, PACE workflow, outlier analysis, regression prep, executive summary

Completed as part of the Google Advanced Data Analytics Certificate.


More Projects

Projects 5–8 (SQL, Power BI, R, Python Automation) are in data-portfolio-2.

About

Data analytics portfolio featuring fraud detection, KPI dashboards, financial data integrity checking, and sales trend analysis — built with Python, Pandas, Streamlit, and Matplotlib.

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