There is nothing wrong with applying to several job offers. On the contrary, it can increase your chances of being hired faster for one. When I was in college, I also thought that I would seem desperate and undecided if I applied to several jobs simultaneously because I wasn't sure what I wanted. But it was wrong because if you applied just for one, you are unlikely to be the ideal candidate and could not be selected. You can try to apply even on several sites to achieve your goal in a short time. I also used
https://sarkariprep.in/, and there were a lot of attractive offers I remember