Django + Celery Async Task Patterns Production-grade patterns for background task processing in Django using Celery with Redis or RabbitMQ. When to Activate - Adding background jobs or async processing to a Django app - Implementing periodic/scheduled tasks - Offloading slow operations (email, PDF generation, API calls) from request cycle - Setting up Celery Beat for cron-like scheduling - Debugging task failures, retries, or queue backlogs - Writing tests for Celery tasks Project Setup Installation — App Entrypoint Django Settings Running Workers Task Design Patterns Basic Task Retryable Tas…