[k__]

Rather broad term, I think.

I once had the impression that an indie hacker is a one person dev shop that sells a software product instead of their time.

But lately, I saw many people use that term for business people on the look for the next hustle.

[scribu]

I think that's an accurate summary.

Even if someone starts out as a "one person dev shop", they eventually become a business person, out of necessity.