I strongly feel they should

Firstly, let’s define technical: “Who knows how the product is designed and works”

Doesn’t mean you have to be an architect, but reasonable understanding how it works

The reason:

80% code of an application is written at the back end, isn’t it logical to spend time testing on that layer?

And without knowing how that works, it cannot be tested..

Toyota had to recall 2.1 million cars on account of a bug

More on that story here:

#RSQ

PSQC 2018 Conference Talk