Hi,
Following colleges are best in B.Tech in Computer Science branch:
Manipal University, Jaipur
BITS, Pilani
LNM Institute of Information Technology, Jaipur
Malaviya National Institute of Technology, Jaipur
Banasthali Vidyapeeth, Banasthali
NIMS University, Jaipur
Jaipur National University, Jaipur
You can get the complete list of colleges in Jaipur offering B.tech in CSE: https://engineering.careers360.com/colleges/ranking/top-engineering-colleges-in-rajasthan

Regards