|Date of birth|
28 October 1969
|Place of birth|
San Juan, Puerto Rico
Javier is best known for his work as writer and producer on the first 2 seasons of the ABC TV series Lost; he has also written for a number of other series including SeaQuest DSV, The Pretender, Charmed, The Chronicle, The Dead Zone, and The Middleman.
In 2006, he left the Lost team, and began working as a co-executive producer for Medium.