Dear Ashish,

According, to their official website highest package of 65LPA was offered in the year of 2012-13

In the year 2015-16 below are the details of the placement

Minimum Salary : 3.2 LPA

Maximum Salary : 27 LPA

You can also refer below link to know th details

https://www.iiita.ac.in/uploads/Placement%20NIRF%2016_17537.pdf

According, to careers 360 it has AAAA rating which means very good.

Ratings are based on Faculty, Placements, Cut-offs of national / state level Entrance exams, Accreditation and Reward status and Publication record from Elsevier’s indexing database - Scopus. 

Good Luck!!