In 1999, Chanda recommended his name to Anurag Kashyap for "Last Train to Mahakali", a 1999 television short film for Star Bestsellers series on Star Plus. This became Khan's first break as an independent production designer. Next he worked, "Matrubhoomi" (2003). He also worked in Kashyap's directorial debut, "Paanch" which was made in 2003, however never got released. Subsequently, he worked with Kashyap's noir-influenced films, "Black Friday" (2004) set in the 1993 Bombay bombings, "No Smoking" (2007), "Gulaal" (2009), "That Girl in Yellow Boots" (2010), however it was his work in "Gangs of Wasseypur" (2012), that got him recognition. Though, he didn't work on Kashyap's "Dev.D" (2009), Khan work collaboration with Kashyap has played a key role in establishing the distinctive visual language of Kashyap's films.