Petr Mitrichev (born 19 March 1985) is a Russian competitive programmer who has won multiple major international competitions.
Now working at Google as a Software Engineer (on Search Engine).
His accomplishments include gold (2000, 2002) and silver (2001) medals in the IOI, gold medals (2003, 2005) in the ACM ICPC World Finals as part of the team of Moscow State University and winning Google Code Jam (2006), the Topcoder Open (2018, 2015, 2013, 2006), the Topcoder Collegiate Challenge (2006, 2007), Facebook Hacker Cup (2011, 2013, 2017) as well as numerous national and online contests.
He has achieved the highest rating ever among the Algorithm competitors of Topcoder and consistently ranks in the top two of the world.
He is the highest rated Algorithm coder on Topcoder ratings as of April 6, 2015.
He currently works at Google on the search engine and helps to prepare Code Jam.