[7] He performed with Hoodoo, an Afro-Haitian band, which co-billed various concerts in the Bay Area, including Miles Davis, Weather Report, José Feliciano, Chick Corea, and McCoy Tyner, among others.

[9][10] In 1978, the band returned to California to perform at the Berkeley Jazz Festival, sharing the stage with such renowned musicians as Oscar Peterson, Herbie Hancock, Freddie Hubbard, and Eddie Jefferson.

Later in 1987, Gaboury became musical director and arranger for Peruvian legend Yma Sumac, appearing with her live in New York City, as well as on The David Letterman Show.

[19] In 1997, Gaboury served as conductor, arranger, and musical director for the Laura Nyro Memorial Concert at New York City's Beacon Theatre, which featured Patti LaBelle, Rickie Lee Jones, and Phoebe Snow.

In 2011, Gaboury again performed with Lauper at the Human Rights Campaign's 15th Annual National Dinner, featuring a special address by President Barack Obama.

As founder of Livewire Production and Recording, Gaboury has produced, arranged, performed, and engineered on projects such as Robert Jospé's album Inner Rhythm, featuring Michael Brecker and John Abercrombie; Jeff Golub's GAIA release Unspoken Words; Bobby Previte's acclaimed album Bump the Renaissance (Newsweek, Downbeat); Wayne Horvitz's Nine Below Zero (German Critics Award) and Todos Santos; and Tom Varner's Covert Action.

Since 1988, Gaboury has also engineered and produced over 100 records featuring artists such as Cyndi Lauper, Marianne Faithfull, Laura Nyro, Eric Andersen, Jane Siberry, Phoebe Snow, Freddie Cole, Dianne Reeves, Gato Barbieri, Billy Cobham, and Lenny White.