Do you have other finished projects in your portfolio? Or is the Nanodegree the only thing you have? If it's the latter then I am not surprised, since you can'

Do you have other finished projects in your portfolio? Or is the Nanodegree the only thing you have? If it's the latter then I am not surprised, since you can't really get a job based on just one finished course, it's best to showcase what you've learned by building stuff and putting it on github or alike.