You didn’t make a mistake as long as you are pursuing the branch that you are interested in. IIIT Allahabad is surely a good choice. The tag of IIT offers certain advantages but Metallurgy as a branch has less scope as far as placements are concerned. According to 2019 placement statistics, there was a 90% placement from Metallurgy at IIT Bhubaneswar.
Information technology offers more job roles and scope. According to last year’s placement statistics of IIIT Allahabad, there were a total of 95% placements from this institute with an average package of Rs.15.5 lakhs. The highest package is Rs.39 lakhs. More than 120 recruiters came for campus placement from different sectors ranging from software to healthcare.
Overall, if information technology is the path that you wanted to pursue as a career, then definitely you made the right choice.