Founder Toolkit
Major green flags in a founder:
— Hubert Thieblot (@hthieblot) May 9, 2026
1/ crazy grit, won’t give up
2/ started building before pitching investors
3/ constantly moving, constantly generating new information
4/ very technical
5/ not addicted to founder cosplay
6/ goes out and talks to users
7/ finds creative,…
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Major green flags in a founder:
- 1/ crazy grit, won’t give up
2/ started building before pitching investors
3/ constantly moving, constantly generating new information
4/ very technical 5/ not addicted to founder cosplay
6/ goes out and talks to users
7/ finds creative, experimental marketing channels
8/ genuinely cares about what they’re building
9/ never blames others or external factors
10/ tinkered with projects obsessively at a young age
11/ constantly comes up with interesting ideas
12/ knows their metrics cold
13/ doesn’t chase hype, chases truth
14/ excellent storyteller. Can sell the vision to hires, investors, and customers
15/ can clearly explain what they are building in one sentence
16/ can’t stop talking to customers.
If you hit a good chunk of these, tell me what you are building
[](https://x.com/hthieblot/status/2053125501213163797)