Born in South Korea, Jin Joo emerged as a dynamic and highly respected guitarist, making a significant mark in the music industry through her powerful and soulful playing style. She first gained widespread recognition as the lead guitarist for the acclaimed American rock band Greta Van Fleet, joining the group in 2020 and becoming an integral part of their evolving sound. Her addition to the band marked a new chapter for the group, as she brought a raw, blues-infused energy that complemented the band's classic rock revival aesthetic. Before her tenure with Greta Van Fleet, Jin Joo had already built a reputation as a formidable session and touring musician, working with a diverse array of artists that showcased her versatility across genres. She notably served as a guitarist for Meghan Trainor during the singer's live performances and recording sessions, contributing to Trainor's pop and R&B-infused hits. Her ability to seamlessly transition between the polished pop of Trainor's world and the hard-hitting rock of Greta Van Fleet demonstrated a rare technical range and adaptability that set her apart from many of her peers. Throughout her career, Jin Joo has been praised for her commanding stage presence and intricate guitar work, often drawing comparisons to legendary rock guitarists while maintaining a distinctive voice of her own. She has performed on major global stages, including sold-out arena tours and festival appearances, earning the admiration of both fans and fellow musicians. Beyond her live performances, Jin Joo has contributed to studio recordings, helping to shape the sonic landscape of the projects she has been involved with. Her journey from a classically trained musician to a rock powerhouse has inspired many aspiring guitarists, particularly women in a male-dominated field. As of the present, Jin Joo continues to perform and record with Greta Van Fleet, further solidifying her status as one of the most talented and sought-after guitarists in contemporary rock music. Her ongoing work with the band, alongside her previous collaborations with artists like Meghan Trainor, ensures that her influence on modern music will continue to grow.