This resource is designed for anyone who wants to gain a deeper understanding of how testing works - whether you are a beginner QA engineer, a developer, a tech lead, or simply curious.

Our mission is to share knowledge about testing as an engineering discipline: from fundamental concepts to modern practices, from manual checks to building reliable automated systems.

Here you will find:

• structured materials on the foundations and types of testing;

• articles on test design, documentation, strategy, and tools;

• real-world examples, approaches, and recommendations based on practice;