You will choose your own path, and how much you are willing to learn is entirely up to you. It is up to you to improve your skills.
NIET is the only college in the Delhi NCR that has the following characteristics:
Recognized by three government bodies: NAAC Grade 'A,' NBA, and NIRF Ranking.
Best faculty members, infrastructure, lab facilities, and round-the-clock placement activities.
Furthermore, the NIET administration is most concerned with placing each student. For student placement, NIET was the first institute in NCR to have a Microsoft Innovation Centre (to provide students with industry-specific training), Prometric Lab, Mock Preparation, TCS Accreditation, and many other facilities.
Thousands of NIET students are working in various MNCs such as Microsoft, Oracle, IBM, Cisco, Google, TCS, Infosys, Wipro, and others, as well as various government organizations in India.
Although you want to work for a large IT firm, if you do not get a job with a large IT firm, do not lose faith in yourself. If you get a job in a small IT company, it's not a bad option for freshers because you'll learn a lot and have more responsibilities.
You can definitely get a placement offer in a big IT company from NIET. I am sure your seniors and faculties will say the same if you asked them. Here are some things that may help you in reaching your goal.
So, concentrate on your academics but don’t forget to have a good time too with your friends.