Hi aspirant

After the JEE advance result will be out JOSSA will open window so that you can apply for counselling .

With this counselling process you can apply for whichever college you wish like NITs/IIITs/GFTIs .The seats are alloted to the deserving candidate based on your JEE mains score.

Know more about the counselling process in details here: https://engineering.careers360.com/articles/josaa-counselling

Use college predictor to predict your college on the basis of JEE mains score: https://engineering.careers360.com/jee-main-college-predictor

Hope this was helpful