Hi ved . As 87 Percentile is not a good score in jee mains so you will be well known about thae fact that it is difficult for you to get admission into any prestigious institution of engineering like national institute of technology or even indian institute of information technology . I even doubt about the government affiliated institute that with 87 Percentile you may get admission but not in good branch . So you should opt for private institutions like thapar or manipal or even lpu they have great placement records for more help you can use this link below.