
ITA Software, acquired by Google in 2011 for $700 million, built QPX — the world's first modern airfare pricing, shopping, and seat availability management system. Its technology powers flight search for major travel companies including Kayak, Orbitz, and airlines worldwide. The company pioneered the use of Common Lisp in large-scale commercial systems and continues to operate as the backbone of Google Flights.
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Jan 2006
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