The launch date is marked on the calendar. The product has gone through development sprints, code reviews, unit tests. Everything seems to be in order. Until someone from the sales team tries to log in and discovers that the button simply doesn’t work on Safari. Or the designer notices that the checkout flow freezes when

Data security is a cornerstone of any reliable software. Among the most persistent threats, SQL Injection (SQLi) remains a top concern. According to the Verizon Data Breach Investigations Report (DBIR), vulnerabilities in web applications, including SQLi, account for a significant portion of global data breaches. This guide explains how to identify, test, and prevent this

In product, design, and engineering teams, “architecture” and “design system” often come up in the same conversation. Even though they’re discussed in the same context, they solve different problems. When that difference isn’t clear, you get misaligned decisions, rework, and poorly targeted tests: the team tries to fix in the UI something that actually originates

Functional tests verify whether each feature of your software does exactly what it should do. They validate whether the login button actually authenticates the user, whether the shopping cart calculates the total correctly, whether the form sends data where it needs to go. There are different types of functional tests, and each one has its

A system can work perfectly under normal conditions and fail completely when demand increases. This reality affects companies of all sizes and segments: an e-commerce that crashes during Black Friday, a banking app that becomes unavailable on payday, or a streaming platform that can’t handle the spike in access during a highly anticipated series launch.