In 2018, she signed with
Warner Music and released her first single with
Zerb titled "With You". In February 2019, Be released her solo debut single "Too Bad" in English. Shortly after its release, the song was featured in the soundtrack of opera
O Sétimo Guardião, by
Rede Globo, and also entered the top 50 viral of Spotify globally. In April of the same year, Be released "Chega", her second single and the first performed in Portuguese. In August 2019, she released her third single "Menina Solta". In December 2019 the song was listed in the Top 10 by Spotify Brazil. The singer released a Spanish version of the song, "Chiquita Suelta", due to the song's success in some Latin countries. In June 2020, Be's album with the song "Menina Solta" was certified platinum in Brazil. It was included in the soundtrack of the soap opera
Amor sem Igual, on
RecordTV. Be performed at
Rock in Rio 2019 alongside
Projota and Vitão. In March 2020, Be released "No Era Amor", her fourth single, and on 15 May her first EP, "Solta". The songs "If This Life Were A Movie" and "Relapse", also singles from the EP, had great repercussion. Be released "Unforgettable", her first partnership, with Luan Santana on October 9, 2020, also releasing the Spanish version of the song, "Inolvidable", on the same day. On December 18, Be released "I Love Me More" as the fifth single from the EP "Solta", along with the deluxe extended play version. In June 2021, she released the single "Lokko", chosen as the lead single for her new album. In June 2021, Giulia Be teamed up with
David Carreira,
Ludmilla and Preto Show, together they released the song "Vamos Com Tudo", official theme song for Portugal's selection for
Euro 2020. At the end of 2020, Spotify announced that "Menina Solta" by Be was the most listened-to Portuguese song in Portugal through Spotify, second in all international songs to "
Blinding Lights" by
The Weeknd. In 2022, she starred in the
Netflix film
Beyond the Universe. == Personal life ==