See how real systems
actually work
Interactive flows that run live backend services. Watch each step execute in real time, with real timestamps and real results.
Now live
Image Optimization Pipeline
Upload an image and watch it travel through object storage, a message queue, a background worker that resizes and converts to WebP, a database write, and a live SSE notification back to your browser.
Coming next
Auth Flow
Login, session management, JWT issuance, token refresh, and revocation: all running live so you can see every handshake.
Payment Pipeline
Charge initiated, webhook received, order confirmed. Watch how Stripe events drive your backend state machine in real time.
Traffic Spike
Sudden burst of requests hits your API. See rate limiting, queue backpressure, and graceful degradation respond in sequence.
Email Pipeline
Transactional email queued, delivered, bounced, and retried with unsubscribe webhooks closing the loop automatically.