JEE Main is the National level Exam for the admission to engineering programme, There are other University level & your state level exam also, You can apply and you can choose B.tech CSE programme for the admission.
If you want to apply for JEE MAin Entrance Exam, You can check the complete eligibility with the given below link.
https://engineering.careers360.com/articles/jee-main-eligibility-criteria
Good Luck!
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile