Many people are making suggestions, I'll make a meta-suggestion: Try and rank your options, and remember that it'll probably look like a power law distribution

Many people are making suggestions, I'll make a meta-suggestion: Try and rank your options, and remember that it'll probably look like a power law distribution. See the two graphs under this section: https://80000hours.org/career-guide/world-problems/#how-to-work-out-which-problems-you-should-focus-on https://80000hours.org/career-guide/world-problems/#how-to-w... Many of the companies suggested sound good, though if you're really optimizing for impact, the best one will probably have more impact than all the other suggestions combined. No pressure!