Since returning to the Bay Area in the mid 1980s after a stint in New York, John has performed with Omar Sosa, Israel “Cachao” Lopez, Rebeca Mauleon, Marcus Shelby, Jesus Diaz, Wayne Wallace, Kularts and Quijerema, and has had a 50-year working collaborative relationship with Bay Area legend John Santos.

He has performed internationally in Cuba, Chile, Venezuela, Europe, Singapore and the Philippines; he has composed and arranged music for GRAMMY nominated projects and for films, including “Hemingway & Gelhorn;” and he won an EMMY award in 2019 for his composition “No Hay Nada Mas S.F.”

Dr. Calloway has also had a long career as a leading educator in Latin jazz and Cuban music, directing the Afro-Cuban ensemble of San Francisco State University and the Latin Jazz Youth Ensemble of San Francisco. John has led his own ensembles in the Bay Area since 2001, varying from large Latin jazz and Cuban dance ensembles to small jazz trios and quartets featuring him on an array of his different sized flutes. He has released three CDs – Diaspora (2001), The Code (2007) and Asere Ko (2016), and has developed a music arts project about Buffalo soldiers in the Philippines.