Look at the web. There's a ton of jobs (many would say a nigh-overfull bubble's worth) in the web right now, yet most webshit doesn't meaningfully improve anyone's life and is instead just a way to trick people into looking at ads or providing their personal data so it can be collected and sold.
People say that Google does questionable things but I haven't seen any of it. Of course as a bottom-up organization it is very likely that other parts of Google are less ethical but that doesn't really affect my work or conscience.
https://www.theverge.com/2019/3/11/18260712/google-amit-sing... (Google confirms it agreed to pay $135 million to two execs accused of sexual harassment)
https://en.wikipedia.org/wiki/High-Tech_Employee_Antitrust_L... (High-Tech Employee Antitrust Litigation)
https://en.wikipedia.org/wiki/Dragonfly_(search_engine)
https://en.wikipedia.org/wiki/Privacy_concerns_regarding_Goo...