We all have heard about ‘Shift left testing’ a lot in recent years. But is it really a thing or just fancy consultancy jargon? Some people say that it only works for smaller teams. Is it possible to implement this approach for large organizations where multiple projects are run by individual teams? Well, we shall find out in this article. Here is my experience on how I approached and implemented this successfully in the capacity of Head of testing for Dentsu, one of the largest advertising agency networks in the world.