Andrei Korobeinik, Estonian computer programmer, businessman, and politician
Andrei Korobeinik (born 5 November 1980) is an Estonian computer programmer and entrepreneur, founder and CEO of Rate Solutions and Serenda Invest. He is better known as creator of Estonian social networking site, Rate.ee. Between 2011 and 2013 he was a member of the Estonian parliament.

In 2005, 51% share of the Rate.ee portal was sold to EMT for 39 million Estonian Krones (approximately 2 million EURO), making Andrei one of the youngest Estonian millionaires of that time. However, in 2012 Serenda Invest; a company that manages Rate.ee was purchased back from EMT which essentially put Andrei back in charge of his web portal. The price of this deal has not been revealed.

Korobeinik is the winner of 2008 British Council's International Young Interactive Entrepreneur Award. He is the member of Estonian Dragon's Den jury and does angel investments, mostly into internet start-ups.

Korobeinik has been on the jury at the annual Estonian TV show Ajujaht.