Born and raised in Mexico City to Honduran (Garifuna) parents, he received his earliest training from his father, a gifted composer and guitarist. Abraham was a founding member of pioneering jazz groups, Friendship, with Ernie Watts, Lee Ritenour, and Alex Acuna and Koinonia with Justo Almario and Alex Acuna. He has recorded and performed with a remarkable array of jazz artists including Al Jarreau, Dianne Reeves, George Benson, Larry Carlton, Dave Grusin, Ella Fitzgerald, Herbie Hancock, Joe Lovano, Manhattan Transfer, Joe Sample, the Crusaders, Kirk Whalum, and Joe Williams.