What went wrong with HealthCare.gov? by Adam Mazmanian

“A four-hour hearing on Capitol Hill confirmed that pre-launch testing of HealthCare.gov was inadequate given the size and scope of the project. Two IT contractors deeply enmeshed in the launch, CGI Federal and Quality Software Services Inc. (QSSI), confirmed reports that end-to-end testing was conducted only in the final weeks before the site went live, and no senior executive at the Center for Medicare and Medicaid Services was designated as the point person for integrating the various components of the system.”