Edward Coristine, a former intern at Neuralink and now known by his infamous LinkedIn profile handle “bigballs,” is one of the core members of the DOGE team and the youngest-known Musk aide at age 19, TechCrunch has confirmed.

The work of the U.S. DOGE Service bears the unmistakable fingerprints of the world’s richest person, even if he’s not formally the administrator.

Attempts by the so-called Department of Government Efficiency, or DOGE, to seek access to the Social Security Administration’s database have sparked concern that it could compromise people’s private financial and medical information and could lead to a disruption in benefits.