SASTRA (Deemed to be University)

SASTRA Deemed University provides an undergraduate BTech programme with 30 specializations and an integrated M.Tech programme with 2 specializations. Admission to 50% of the available seats in each of these courses is based on JEE Main scores and for the remaining 50% of seats, class 12th scores are also required. 

SASTRa is better in terms of education than Jain University, which is considered better for faculty and placement. The highest package offered at Jain University is INR 54 LPA, while at SASTRA University, the highest package offered till now is INR 7.6 LPA. SASTRA has received an overall rating of 4.2 based on faculty, value for money, and infrastructure, while Jain University has received an overall rating of 4. 

You have a very good percentage in boards but your JEE percentile is not very good. I don't think you will get SASTRA University as it makes the merit list according to the boards as well as the JEE Mains percentile. You can visit: JEE Main Rank Predictor 2024: Calculate JEE Rank From Percentile/Score to check for the college in which you are eligible.