Koushik Dutta is the guy behind ClockworkMod Recovery (CWM) - a replacement recovery option for Android devices, Klaxon (an Android app), and Rom Manager for Android rooting. He is also a core member of the UnrEVOked team.
He is the owner of the blog 'koushikdutta.com'.
Sony approached him and was offered a job as a software engineer but declined the offer because of Sony's treatment to a fellow hacker, geohot.
http://www.koushikdutta.com/
https://github.com/koush
http://www.amarjit.info/2011/04/real-hackers-of-india-indian-hackers.html