Hi karan,

               Congratulations for getting 15400 rank in JEE mains 2018. You should prefer your State NIT first to get admission.Prefer MNIT, Jaipur.

Branches you can get with this rank are 

• Chemical engineering
• Civil engineering
• Metallurgical and Materials engineering

You should also go Govenment colleges , GFTI's in your state with this rank.

All the best.