2007–2009: Career beginnings In 2005, Park Soyeon participated in the CMB Chin Chin Singing Competition, where she received the Gold Award. She was subsequently scouted by
SM Entertainment during the competition’s broadcast and later became a trainee, preparing to debut as the leader and main vocalist of the girl group
Girls' Generation, which debuted in 2007. Although she participated in the recording of the group’s debut single
Into the New World, she left the company six months before their debut due to personal circumstances. After debuting with
T-ara, she later stated on the
tvN's program
Live Talk Show Taxi that at that time she felt the opportunity had come too easily and that she had been uncertain and not fully prepared for debut.
2007–2011: Official debut Dream Music Festival|Park with T-ara during the 2011
Cyworld Dream Music Festival Park was the second new member to be added to
T-ara after two former members Jiae and Jiwon left the group in mid-2009. In 2010, she was rushed to the hospital after complaints of not feeling well while filming for her cameo role in
Master of Study. She was then diagnosed with
H1N1 while T-ara was still promoting the follow-up track
Like The First Time off of their first full-length album,
Absolute First Album. Park participated in the OSTs for the movie
Death Bell 2: Bloody Camp and the
SBS drama
Coffee House. In 2011, she was a fixed cast member for
KBS's variety show
100 Points Out Of 100.
2012–2013: Acting roles and QBS |Park in 2013 during the
Treasure Box tour Park participated in the musical adaption of
T-ara's hit song
Roly-Poly, which opened on January 13, 2012, at the Seongnam Arts Center. She has stated that it is one of her dreams to stand on stage and act on it. She replaced
Hyomin as T-ara's new leader starting on December 7, 2011, for their
Lovey-Dovey promotions. She is the fourth leader of T-ara after
Eunjung,
Boram, and Hyomin. In July 2013, she stepped down as leader and
Qri became the fifth leader. Park appeared in the
KBS drama
Lovers of Haeundae as Lee Gwan-soon. The drama aired on August 13, 2012. Park along with Qri and Boram formed a sub-group called
QBS in May 2013. The sub-group focused on the Japanese market. They released their debut single titled "Kaze no You ni" (風のように, Like the Wind) on June 26, 2013.
2017–present: Departure from T-ara and solo debut On March 6, 2017
MBK announced that T-ara would be releasing their last album as a six-member group in May, after
Boram and Park's contracts ended, and the other members would remain until December 31, 2017. On May 7, MBK Entertainment revealed the group's plans had changed and that the new album's release had been rescheduled to June 2017, with Boram and Park not participating due to the expiry of their contracts. On May 8, it was announced that
T-ara's last performance as a six-member group would be in Taiwan concert on May 13. On July 11, 2020, it was announced that Park had signed with Think Entertainment. On February 5, 2021, Park released her first ever single as a solo artist in 12 years entitled "They Are All The Same" under Think Entertainment. Before the release of the song, she received support from the members of T-ara. On March 24, 2021, Park released her second single entitled "Interview". == Artistry ==