Hey,

here are some of the colleges you have where you can find direct admissions in btech-

RV College of Engineering [RVCE]
BMS College of Engineering [BMSCE]
PES University [PES], Bangalore
M.S. Ramaiah Institute of Technology [MSRIT]
Bangalore Institute of Technology [BIT]
Siddaganga Institute of Technology [SIT], Tumkur
New Horizon College of Engineering [NHCE]
Sir M. Visvesvaraya Institute of Technology [MVIT]
BMS Institute of Technology [BMSIT]
Dayananda Sagar College of Engineering [DSCE]
Nitte Meenakshi Institute of Technology [NMIT]
CMR Institute of Technology [CMRIT]
BNM Institute of Technology [BNMIT]
RNS Institute of Technology [RNSIT]
JSS Academy of Technical Education [JSSATE]

Hope this helps.