📊 E-Commerce Cohort Analytics Dashboard

A production-ready, real-time analytics dashboard for tracking customer retention in e-commerce platforms using cohort analysis.

This project helps businesses understand which customer groups return to purchase again and which cohorts churn over time — all in real time.

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🎯 Project Overview

Customer retention is a critical metric for e-commerce growth, yet most dashboards show static or delayed insights.

This dashboard provides:

• Live cohort retention tracking
• Real-time updates via WebSockets
• Clean, elegant dual-theme UI
• Instant CSV-based analysis without page refresh

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📌 Core Functionality

Input

Order data containing:

• customer_id
• order_date
• amount

Analysis

Customers are grouped by their first purchase month, forming cohorts.

Retention Calculation

Retention % = (Repeat Customers ÷ Total Customers) × 100