HOW ACQUIRED: Signed a multi-year contract on Jan. 20, 2018.
Calvillo is a versatile midfielder who joins the Earthquakes with an impressive youth national team resume.
INTERNATIONAL: Calvillo has represented the U.S. at the U-15, U-17 and U-19 levels. He was named to the United States' 21-man roster at the 2015 FIFA U-17 World Cup, where he competed alongside players such as the New York Red Bulls' Tyler Adams and Borussia Dortmund's Christian Pulisic. He also wore the captain's armband for the U.S. at the 2016 U-19 Copa del Atlantico against the likes of France and host-nation Spain.
OUTSIDE MLS: Calvillo comes to San Jose after two seasons with the North American Soccer League's New York Cosmos, where he played under current Portland Timbers head coach Giovanni Savarese. After scoring one goal in three appearances during his Championship-winning rookie season in 2016, Calvillo tallied three goals and one assist in 16 league appearances (13 starts) in 2017. In his 13 regular season starts, the Cosmos had a 5-2-6 record.