Which course can I pursue after BBA for better job prospects?

To get a good job you have to clear the job exams. You can find any private job or the better option is that you can apply for government job exams, where you can get more salary. You have completed your graduation, so now you are eligible for many government Exams like - SSC CGL, IBPS PO, IBPS Cler

You are advised to do MBA from top 20 ranked B Schools of India for good job and salary. You may visit https://Shiksha.com portal for list of top B Schools.