No - if you signed the bond it doesn't matter whether you have a job or not - or whether the bondsman asked you if you did. You are liable as surety on the bond - having a job or not has nothing to do with your liability. Sorry.
Bond Duration Explained Bail bonds in California are valid for the life of the cases unless you miss court or get rearrested. Then, depending on the circumstances, you may need to post another bond.
A bond cannot be reduced if the prosecutor is not willing and the judge rules in their favor. However, without an attorney now, she can submit a request to the judge. It is called A Motion to Request Reduced Bond. If she is on her own, she can just write it in letter form.