Your work is crucial for the foundation of whatever Google builds. Unfortunately just like in construction, having a good foundation doesn’t mean that what gets build on top is the right thing.
Are you comparing yourself to an independent carpenter ?
An independent carpenter would be like a mercenary, who first works to earn money, and then eventually selects his/her clients according to his/her own vision.
A carpenter working for a big corporation would wonder what is the vision of the company, what is he contributing to, beyond the delivering of the building, imo
When you work for a corporation, you are supposed to embrace (and consent to) the company's goal, which is defined by the top level.
Having a search "10% faster every year" looks like a narrow-minded KPI without awarness of a greater purpose.
If you are happy, fine, but I think some people would trade your happiness for their freedom and privacy