Background Jobs and Queues (Scale PHP Like a Pro)

Some tasks are slow: - sending email - generating PDFs - resizing images - exporting CSV If you do them during the HTTP request, your page feels slow and can time out. ## Better design: Queue ```mermaid flowchart LR A[User clicks action] --> B[Web server saves job] B --> C[(Queue)] D[Worker] --> C D --> E[Do heavy work] ``` ## Common queue tools - Redis queues - RabbitMQ - database queue (small projects) Frameworks like Laravel make this very smooth, but the concept is universal. > Next: Build a simple API response standard (consistent error and success shapes).