Javier Farías has been honored by having his music performed and recorded by some of the main exponents of the guitar such as Eliot Fisk, Ben Verdery, David Tanenbaum, Joaquín Clerch Díaz, Gabriel Bianco, Emanuele Segre, José Antonio Escobar, Ricardo Cobo, Carlos Perez, Xavier Jara, Andy Summers – legendary rock guitarist of The Police, and premier jazz-fusion guitarist Mike Stern among many others. His music has been premiered in lauded venues such as Carnegie Hall, Teatro Colón in Buenos Aires, Instituto Cervantes in New York, Kennedy Center, Tsuda Hall in Japan, Salle Cortot in Paris, Ateneo de Madrid, and Meistersaal in Berlin among others. 

In 2014, Farías was awarded a commission from the Fromm Music Foundation at Harvard University for a new concerto for two guitars composed for Sergio and Odair Assad and the YOA Orchestra of the Americas. He has also won first prizes in the Michele Pittaluga Composition Competition for Classical Guitar (2004), the Andrés Segovia Composition Contest (2005), and the 2 Agosto International Composing Competition (2008) with Canta la Tierra, a work for symphonic orchestra. 

Other notable commissions have come from L’Orchestra Filarmonica di Torino, Sphinx Virtuosi, Carnegie Hall's PlayUSA, the New England chamber choir Voce, Apollo Chamber Players, San Francisco Conservatory Guitar Ensemble, and the Fairfax Symphony Orchestra; and commission funding from the Wolf Trap Foundation for the Performing Arts, the Inter-American Development Bank, Wake Forest University, New Music USA, the Chilean Council for the Arts, Maryland State Arts Council, and Centro Cultural de Tijuana in Mexico among many others. 

Farías’ music has also been premiered, programmed, and or recorded by Philharmonie Baden-Baden, Aspekte New Music Salzburg, The Chamber Music Society of Sacramento, Camerata Argentina de Guitarras, Orchestra del Teatro Comunale di Bologna, Cuarteto Latinoamericano, Ulysses Quartet, Kossler Duo, Quaternaglia Guitar Quartet, Duo SF, Alturas Duo, Daniel Binelli—bandoneonist of Astor Piazzolla’s sextet, and dozens of guitarists around the world.

He currently serves as professor and chair of the composition department at Escuela Moderna de Musica, in Santiago, Chile.