Ilya Valentinovich Segalovich (born September 13, 1964, Gorky (Nizhny Novgorod

Nizhny Novgorod

Nizhny Novgorod , colloquially shortened to Nizhny, is, with the population of 1,250,615, the fifth largest city in Russia, ranking after Moscow, St. Petersburg, Novosibirsk, and Yekaterinburg...

), RSFSR) – is a co-founder of Russian search engine

Search engine

A search engine is an information retrieval system designed to help find information stored on a computer system. The search results are usually presented in a list and are commonly called hits. Search engines help to minimize the time required to find information and the amount of information...

 Yandex

Yandex

Yandex is a Russian IT company which operates the largest search engine in Russia and develops a number of Internet-based services and products. Yandex is ranked as 5-th world largest search engine...

. He has been CTO and director of Yandex since 2000. Ilya proposed the name “Yandex” for the search engine, derived from the idea of “Yet Another iNDEX”.

He began his career working on information retrieval technologies in 1990 at Arkadia Company that has been founded by his schoolmate Arkady Volozh

Arkady Volozh

Arkady Yurievich Volozh is the principal founder of Russian search engine Yandex. He has been the company’s CEO and a director since 2000...

. Segalovich headed Arkadia’s software team. From 1993 to 2000, Ilya Segalovich led the retrieval systems department for CompTek International. He left CompTek for Yandex in 2000.

Segalovich is a co-founder and supporter of Maria's Children Art Rehabilitation Center for orphans and children with special needs.
He received a degree in geophysics from the S. Ordzhonikidze Moscow Geologic Exploration Institute.