"Karera"Originally iswritten fourby minutesNica Del Rosario, the song was composed by her along with Jumbo De Belen and 28Jose secondsMiguel Cortes. Bini members Colet, Mikha, and Stacey wrote the rap lyrics for the song. It was produced by Bojam and Jose Miguel longCortes.<ref>{{Citation |title=Karera by BINI on Apple Music |date=2023-09-22 |url=https://music.apple.com/us/album/karera-single/1705386707 |access-date=2024-07-06 |language=en-US}}</ref> TheWith songa isduration composedof infour [[Timeminutes signature|commonand time]]28 withseconds, the song has a [[tempo]] of 118 [[beats per minute]] and is set in the [[Key (music)|key]] of [[G (musical note)|G]].<ref>{{Cite web |title=BPM and key for Karera by BINI {{!}} Tempo for Karera {{!}} SongBPM {{!}} songbpm.com |url=https://songbpm.com/@bini/karera-OAUxIvKlnk |access-date=2024-07-06 |website=SongBPM |language=en}}</ref> The song's choreography was composedcreated by Matthew Almodovar, Reden Blanquera, Adam Alonzo, and [[Mickey Perz]].<ref>{{Cite news |date=September 26, 2023 |title=BINI showcases dance skills in ‘Karera’ practice video |url=https://news.abs-cbn.com/entertainment/09/26/23/bini-showcases-dance-skills-in-karera-practice-video |access-date=July 6, 2024 |work=[[ABS-CBN|ABS-CBN News]] }}</ref>