Rubuta ci gaba don wannan sakin layi - A cikin 2016, Curbelo ya sami lambar zinare tare da Puerto Rico a Gasar Centrobasket Under-15 a Patillas, Puerto Rico bayan ya sami maki 16.5, tara bakwai da kuma taimakawa 6.5 a kowane wasa. A 2017 FIBA Under-16 Americas Championship a Formosa, Argentina, ya zira kwallaye 21.8, 7 rebounds, 3.2 taimaka da 3.5 sata a kowane wasa kuma ya lashe lambar tagulla. Curbelo ya fafata a gasar cin kofin duniya na FIBA Under-17 na 2018 a Ajantina, inda ya samu maki 13.6, 5.6 da kuma tallafi 5.9 a kowane wasa kuma ya jagoranci tawagarsa zuwa wata lambar tagulla. Ya yi matsakaicin maki 11.1 da tallafi 5.6 a kowane wasa a gasar cin kofin duniya na FIBA na 2019
a Heraklion, Girka yayin da Puerto Rico ta gama a matsayi na shida.