József Bazsinka Jr. was born in Budapest in 1985 to a musical family. His first teachers included his father József, a solo tubist of international recognition. He graduated in 2010 from the the class of László Szabó at the Franz Liszt Academy of Music in Budapest, followed by studies with Jens Bjørn-Larsen at the High School of Music and Theatre in Hanover in 2008. He started his DLA studies at the Franz Liszt Academy in 2010. From 2012 he also took a four-semester course at the Baptist Theological Academy in Budapest.
His awards include the National Tuba Competition in Hungary (2007), International Tuba Competitions in Brno (2008) and in Jeju (2010). In 2010 he became a founding member of In Medias Brass Quintet, which won five 1st prizes and two 2nd prizes in seven major international chamber music competitions in South Korea, Germany, Slovenia, Japan, Italy, France, and the United States, as well as the Junior Prima award, the highest award for young talents in any field of art in Hungary (2011). The groups has performed in Hungary, Europe, South Korea, Japan, and the USA.
József Bazsinka Jr. is a regular member to Klangforum Wien since 2005 and UMZE (Hungarian contemporary music ensemble) since 2013. As a soloist he played in 2014-15 in Luigi Nono's Prometeo with Ensemble Recherche in Amsterdam, Zurich and Paris, and with the SWR Experimentalstudio Ensemble in 2016 at the Lucerne Festival.
Since 2015 he has taught tuba and brass chamber music at the St Stephen Secondary Vocational School of Music in Budapest. Since 2014 he has been a member of the Zugló Philharmonic (National Youth Orchestra) in Budapest.