After decades in business as separate entities, the recently merged company CareerBuilder + Monster has filed for bankruptcy. Chapter 11 allows a company to continue operating while it reorganizes its finances and develops a plan to repay its creditors. "Our business has been affected by a challenging and uncertain macroeconomic environment," Jeff Furman, CEO of CareerBuilder + Monster, said in a press release. Related: CEO of Tesla Rival Drops Salary to $1 to Cover Bankruptcy CostsCareerBuilder + Monster is also undertaking restructuring efforts across its U.S. businesses. Meanwhile, LinkedIn says it is "the world's largest professional network" with more than one billion users in 200 countries.