With 89.29 Percentile in JEE Main, being from General Category, I dont think youll be able to secure a seat in any of the NITs, IIITs or GFTIs. You should rather try for State Engineering Colleges if Admission is through JEE Main Scorecard. You even have excellent chances in securing a seat in some of the best Private Engineering Colleges accepting JEE Main Scorecard.

For more information about Private Engineering Colleges accepting JEE Main do follow the link below

https://engineering.careers360.com/colleges/list-of-private-engineering-colleges-in-india-accepting-jee-main