His voice has been described as somewhere between David D'Or and Dana International.
Boaz was born and raised in moshav Elyakim, where he still lives. He is the youngest son of his mother, who became disabled from complications of his birth. He is of Yemenite Jewish descent.
Without any history in the music industry, and unknown to Boaz, he was signed up by a friend for the auditions of the fifth season of Kochav Nolad. During the show, Boaz sang many Mizrahi and acoustic songs. His voice was loved by the audience and judges.
At the finals on August 29, 2007, Boaz competed against Marina Maximillian Blumin and Shlomi Bar'el. On that evening, he performed two songs: "Señorita" with the experienced Israeli singer David Broza, and then Avner Gadassi's "Menagen veshar" ("Playing and Singing"). He won Kochav Nolad 2007 with 50% of the votes. In addition, he won a contract with the label Hed Artzi.
On November 14, the Israel Broadcasting Authority and Israel's Channel 2 announced that Boaz Mauda was chosen to represent his country at the Eurovision Song Contest 2008 in Belgrade, Serbia.
The pre-selection occurred in February 2008 in which Mauda sang five songs, and the audience, together with a jury of Israeli experts, voted for the winning song which was Ke'ilu Kan - a song written by Israel's Eurovision winner Dana International.
Mauda participated in the first semi-finals of the Eurovision Song Contest on May 20, 2008. He ended 5th in the semi-finals and was awarded a spot in the final on May 24, 2008 where he ended 9th with 124 points.
On August 3, 2008 Boaz published his first single, Oreaj baolam [A guest in the world] for what will be his new album, which is called Boaz Mauda, as the singer, this song is written by composer Keren Peles. In March 2009 he published his second single, also by Peles, Lajzor Habaita [back home]. He published the song Time to Pray [Time to pray] with singer Sirusho (Armenian representative in the Eurovision Song Contest in 2008, which ranked fourth) and the singer Jelena Tomasevic (Serbia representative in the Eurovision Song Contest which was in sixth place). On July 7, 2009 was released their first studio album with the name "Boaz Mauda". This album contains 11 songs, of which only five were new songs: Ma Yafu, Better Days, Time to Pray, Shetishaer and Ausencia. The song "Sha'ar libech" is a cover of fellow Eurovision 2008 singer Olta Boka's Albanian entry Zemrën e lamë peng.
In 2009 he participated in the series Johnny Hollywood playing the famous singer Izhar Cohen, and in August the same year he began his tour of Israel.
In 2011 he released one single called "Yeled hasade" a cover of a famous Israeli song. This cover was recorded to a daily drama series called "Alifim", based on a famous Israeli book. In April the same year he released a new song "Shniya Ve'od Ahat" from his second album which he is currently working.
Mauda still lives with his family in Elyakim.