[1] In addition to The Chainsmokers and Dua Lipa, Warren has collaborated with artists including Shawn Mendes, Khalid, Camila Cabello, Shakira, and David Guetta.

[4][5] She was accepted into the NYU Tisch School/Clive Davis Institute in 2011 and offered a songwriter's contract with Prescription (Rx) Songs in 2013.

[9][10] Following the success of that release, Warren eventually teamed up with longtime friend and collaborator Scott Harris to co-write four songs from Shawn Mendes' platinum-selling album, Handwritten: "Strings", "Aftertaste", "Air" and "Lost".

Her performance was immediately praised by Nylon, which wrote: "Her delivery is filled with a longing that packs a strong punch.

"[13] Warren's express mission as a writer and artist is to create pop music that has the conceptual backing to influence positive social change.

In a Tisch interview, she states: "What excites me about this field is that pop music can be an incredibly powerful and crucial platform for influence and change.

[16] In 2019 Emily, along with her collaborators Ian Kirkpatrick (record producer) and Caroline Ailin wrote the hit Dua Lipa song Don't Start Now.

[19] On April 7, 2017, American electronic pop duo The Chainsmokers released their debut album, Memories...Do Not Open.

She was additionally featured as lead vocalist on "Don't Say" and "My Type" and provided uncredited backup vocals on "Paris".

[20] She was announced as a special guest on the duo's American "Memories...Do Not Open" tour and appeared with them for a performance of "Paris" on the April 8, 2017, episode of Saturday Night Live.