Articles

Billing is often used as a perfect example of high-volume transactions in action. Every single transaction matters, making it crucial to have accurate and efficient systems in place.

Large Language Models (LLMs) introduce operational complexity that traditional monitoring approaches were never designed to handle. This article shows how to build end-to-end LLM observability in a FastAPI application using OpenTelemetry.

I'm the first visually impaired person in Brazil to earn a degree in Cyber Defense and Information Security, and I'm also the first blind person to publish a vulnerability in the US government's National Vulnerability Database.

As a developer, I've been taking freelance assessments and Discord job leads more seriously than usual. But what I found in a fake job assessment repo left me shaken.

The author's initial dislike of Tailwind CSS is explored, and common criticisms are addressed to make a case for its value in front-end development.

When a customer reports a production bug that can't be reproduced locally, it's time to think outside the box. This article will guide you through a systematic approach to investigating production-only bugs using logs, metrics, distributed tracing, and environment analysis.

Cloudflare Tunnel is a secure tunneling solution, but some teams need features it doesn't prioritize. We'll cover five alternatives that focus on different priorities, including developer experience, security, flexibility, and infrastructure control.

Replace manual workload modeling with an automated approach that uses direct observability queries. Derive every number in your workload model directly from production telemetry in under five minutes.

In this series, we delve into the accessibility side of frontend development, starting with the crucial aspect of making form controls accessible by default.

Creating accessible modals and pop-ups can be a challenge, but with the right approach, you can create interactive and accessible UI elements using HTML, CSS, and minimal JavaScript.

Every iPhone and iPad includes a built-in screen reader called VoiceOver, which speaks aloud the text on the screen. As a developer, it's essential to manually test your website for accessibility using a screen reader.

AI agents use accessibility trees to read websites, making semantic HTML, proper labeling, and ARIA best practices critical for agent visibility.