Vac funding in 8 months, good sign as possible employee? I will not promote

I’m in talks with a start up for a first sales hire, a role I’ve been looking at in different companies. The last company I was interviewing with raised $3M of VC funding after 5.5 years of trading. I didn’t pursue that opportunity for various reasons. The latest company I’m speaking with only have 6 employees and have raised $3m within the first 9 months, the company is now 12 months old. I’ve never seen this before but I guess it happens. As a sales person who wants to have a job in 6 months and is lookin