In short, effective altruism is commonly viewed as being about the moral obligation to donate as much money as possible to evidence-backed global poverty charities, or other measurable ways of making a short-term impact.
Just be the philanthropist that your broke ass wants to be.
Work 120 hours a week so you can receive 15% of the value you generate as a paycheck. Then take the 75% you receive from that after the tax man and donate it to a charity. It’s so simple.
You want to be a better human? Just work more, and then donate more.