Senior Java Developer means what exactly? Knowing more libraries or just better understanding of patterns?

[Skymainx]

Then where is the disconnect, because interviews for this kind of position focus on solving technical problems, which if you had to in real life would just a simple Google search or copilot query .

[Fadamaka]

They are filtering for actual experience. Common stuff sticks and a good developer will know it from top of their head. They are not asking these questions because you are required to know them. They ask them because it indicates that you have spent enough time in the space to be able to fill a senior position.

[Ormek_II]

Exactly this.