Author: Pictalingo

Let’s pretend we’re building an e-commerce admin where you search orders and list recent ones.

We’ll focus on a common web app pattern:

FastAPI is great at handling HTTP requests fast—but sometimes you shouldn’t do the work inside the request/response cycle. Sending emails, generating reports, r

Multi-stage builds let you compile dependencies in a “builder” image, then copy only the final output into a slim runtime image. Result: smaller images…

This is aimed at junior/mid developers who want a practical pattern they can reuse.

This hands-on guide builds a tiny “Tasks” feature using:

Selenium is still one of the most practical choices for end-to-end UI testing when you need to validate real user flows in a real…

Web scraping is easy to demo and surprisingly easy to break in production. A small HTML change, a temporary 503, or getting rate-limited can…

If you’ve ever merged a “small change” and then spent an hour rolling back production, you already understand why CI/CD matters. A practical pipeline…

Most teams start API testing with a few happy-path integration tests. That helps—but it doesn’t answer the question that actually causes incidents: