I think that is his only profession. He writes for the New Indian Express. And occasionally his articles have been published in the Outlook or some other magazines. He also puts up all his reviews on his blog.
From what I know he studied engineering at BITS Pilani and then he went abroad and (I think) did some creative writing degree.
This is a link to all his reviews:
I would definitely recommend reading the Shaka Laka Boom Boom one. Its so funny.
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