With 65 percentile in PCM and belonging to the OBC category, you have fair chances of getting admission in B.Tech (CS, Data Science or AI) in several private and semi government engineering colleges in Pune, Mumbai, Aurangabad, Nashik and Nagpur through MHTCET counseling.

Here are some colleges you can consider:

Pune :

Dr. D.Y. Patil Institute of Technology

Pimpri Chinchwad College of University Engineering (PCCOE)

MIT-WPU (private quota)

Mumbai :

Vidyalankar  Institute of Technology

Thakur College of Engineering and Technology

Atharva College of Engineering

Nashik :

K.K. Wagh Institute of Engineering Education and Research

Aurangabad :

MIT Aurangabad

Deogiri Institute of Engineering

Priyadarshini College of Engineering

Admission depends on cut off trends, branch preferences, and the number of rounds in CAP counseling. Since computer science, AI, Data science are high in demand inadvisable to keep backup options in IT or Electronics &  telecommunication (E&TC)

Make sure you participate in MHT centralised Admission process (CAP) and fill the choices carefully.