System Upgrade
Django Enterprise Legacy Upgrade
Upgraded legacy Django 2.x platform to Django 5.x
2.x → 5.x
Django Version
100%
Security Risk Resolved
+35%
Performance Gain
Overview
A complete modernization of an enterprise application, migrating the entire legacy system from Django 2.x to Django 5.x, updating dependencies, query optimizations, and database structures.
The Problem
A business was locked in Django 2.x, facing security vulnerabilities, deprecated package conflicts, slow query performance, and compatibility blocks with modern Python runtimes.
The Solution
A phased migration strategy that refactored deprecated APIs, upgraded custom database routing, resolved packages compatibility issues, and optimized SQL transactions to work smoothly with Django 5.x.
Key Features
Zero-downtime database migration path
Refactoring deprecated ORM API query layers
Upgrade to Python 3.12 compatibility
Implementation of modern middleware & security headers
CI/CD pipeline upgrade with automated test suites
Tech Stack
Django 5.xPython 3.12PostgreSQLCI/CDDocker