Hello Abhishek, I hope you find my answer beneficial.

For ece, If you are finding yourself good in writing for jee mains then NIT Surathkal, is one among the top colleges in India. But there are so many colleges in Bangalore that are very good at ece and placement too.some of them are,

1)R.V.COLLEGE OF ENGINEERING

2)BMS COLLEGE OF ENGINEERING

3)PES UNIVERSITY

4)MSRIT

5)RNSIT

6)Amritha school of engineering etc.,

For more reference go through the following link

https://engineering.careers360.com/colleges/list-of-government-engineering-colleges-in-karnataka