My relative used to be a student of Madras Institute of Technology so she will be the best person who I think will be able to answer this question.
Aptitude and coding tests can also go a long way no matter what department you may be in. Attending robotics classes and gliding contests can also be very influential. In addition to that, you can also learn basics about the development of mobile apps, the creation of websites, etc.
You can also get involved in activities like Rotaract, Youth Red Cross, Computer Science Association, or any other association and learn to organize big events.