> Experienced engineers will perform better than graduates in general
In my experience there are a lot of experienced engineers that are very low quality, and it isn’t uncommon to have experienced engineers that have negative productivity (working with them costs more than they produce). See https://thedailywtf.com/ . Starting with recent grads (filtered for potential) can easily be more productive over time, because you can teach them good habits.
> The distribution of experienced engineers who are poor performers won't over represent application
In my experience there are a lot of experienced engineers that are very low quality, and it isn’t uncommon to have experienced engineers that have negative productivity (working with them costs more than they produce). See https://thedailywtf.com/ . Starting with recent grads (filtered for potential) can easily be more productive over time, because you can teach them good habits.
> The distribution of experienced engineers who are poor performers won't over represent application
Hiring being inundated with poor quality candidates is a common problem due to adverse selection: https://news.ycombinator.com/item?id=26254114