NIFT

Once you enter NIFT, your placements are assured because NIFT claims to have 100% placements. It's more like IIT, IIM kind. You get in, you're secured. After your studies you would be high in demand because this is one among the most prestigious institutes for fashion.
The career after NIFT will depend upon the specialization that you are pursuing in design and where do you see yourself in next five years.

You can refer the link mentioned below for complete information: https://www.shiksha.com/design/fashion-design/exams/nift-entrance-exam

Yes, you can easily get admission in NIFT, Delhi.

You can check out the below link for college comparison:
https://www.shiksha.com/resources/college-comparison-216124-97583

You can look for:
University of Calicut | Calicut
Aimfill International (Aimfill) | Thiruvananthapuram
IIKM Business School, Calicut (IIKM) | Calicut

Sorry, it is not possible to join NIFT without clearing the entrance examination. So, you can do two things one is to appear for the entrance examination next year or join fashion technology course in some other private institution.

What is your rank?

To get under rank 1000 in NIFT entrance exam, you have to score between 65 to 69.
All the best.

The entrance exam of NID is held on second Sunday of January and the entrance exam of NIFT is held in mid of February each year.
All the best.