On 6 July 2013, airing of Episode 7 of The Blind auditions on the
first season of
The Voice of the Philippines Onesa performed the song "Yakap Sa Dilim", a song that was originally recorded by
APO Hiking Society and later, covered by
Orange and Lemons. Coach
Bamboo Mañalac chose Onesa to be on his team. Onesa's live performance of the James Bond film song "Skyfall" went viral on youtube. Onesa's "Skyfall" charted the Top 1 spot in iTunes 24 hours after the performance. During Week 5 Semi-finals, Onesa performed "Elesi" in a battle against Myk Perez's "Baby, I Love Your Way". The public vote was 51.92 points for Onesa vs. 48.08 for Perez, while the Coach vote was 45 points for Onesa vs. 55 points for Perez. The result of the total points was 103.03 for Perez vs. 96.92 for Onesa, and Onesa was eliminated. On 14 February 2014, MCA Universal released Onesa's debut album "Pop Goes Standards". The album contains 11 tracks including two original songs, his single "
Lucky in Love" and "
Which Way, Robert Frost?", both written by
Roxanne Seeman. After
The Voice of the Philippines, Onesa signed as a Star Magic artist and joined
ASAP 20 a Sunday variety show of
ABS-CBN. He appears in the segment "ASAP Covers" joining
Sam Milby, Nyoy Volante,
KZ Tandingan, Gab Valenciano, and Princess. Onesa also appeared in a Mid-Morning Daily Show
The Singing Bee as a Regular Performer from September 2014 to February 2015. On 25 February 2015, "Paolo Onesa Homecoming concert", Onesa's first solo concert, was held in his Hometown at WMSU Zamboanga City. In 2016 with the release of his single Find You, Onesa changed his genre from crooner to EDM pop artist. ==Personal life==