In addition to Alex's response, I think it could be worth learning a specific domain. For example, I have a large number of friends starting climatetech SaaS/fintech companies- there's a fair amount of domain expertise to learn in addition to everything Alex mentioned.

Airtable

Senior Software Engineer

@Alex what do you think of the thesis of <https://www.breakoutlist.com/why-join-a-breakout> , which says: high company employee growth /fast growing company -&gt; lots of problems to be solved -&gt; more opportunities to solve them -&gt; faster career growth? It has a list of series B/A companies (Airtable was on the list when I joined Airtable a few years ago) that fit the criteria