CareerBuilder is an American employment website founded in 1995 that operates in the United States, Canada, Europe, and Asia.

The company has a number of subsidiaries such as Kariera.gr in Greece, Cao-emplois.com, Erecrut.com, Ingenieur-emplois.com, LesJeudis.com, PhonEmploi.com and Recrulex.com in France, economicmodeling.com, oilandgasjobsearch.com, Jobmedic.co.uk and Toplanguagejobs.com in the United Kingdom, and Textkernel in the Netherlands.

[15][16] In 1999, the company's IPO raised $8 million more than initially forecasted, but was less successful than other Net offerings of the time.

[22] In 2001, major newspapers owned by Knight Ridder and the Tribune Company merged their help wanted sections with the online component.

[24] Gannett purchased a one-third interest in the company for $98.3 million in 2002, adding the CareerBuilder brand to its 90 newspapers nationwide.

The McClatchy Company purchased Knight Ridder for $4.5 billion in stock and cash in March 2006.

[30][31] In June 2017, CareerBuilder was purchased by the private-equity firm Apollo Global Management and the Ontario Teachers’ Pension Plan Board.

[34] According to two consumer complaints received by the office of Illinois Attorney General, Lisa Madigan, and reports from other states, scam artists have been contacting job hunters through CareerBuilder.com regarding a "Donations Handler" position with an international charity, also known as a pigeon drop: the "handler" accepts checks sent in the mail from Peachtree Corners, Georgia and is required to wire transfer the amount to an international account within 24 hours, but the checks are later discovered to be fraudulent.