
Developer, tester, data analyst: who are they really and how are they connected to software development?
Software development is much more than just coding: the collaboration of different mindsets and roles shapes the final result. This article explains what developers, QA engineers, and business analysts actually do, and why they can't replace each other. It shows how each role contributes to stable, sustainable, and business-valuable software. It also highlights the risks of neglecting any of these perspectives. An ideal read for anyone who wants to understand how a modern software development team works.











