Hallerjack is an artist from Santiago, Chile, specializing in post-punk, coldwave, and synthpop genres. With a degree in music and sound, majoring in composition and electric bass performance, Hallerjack embarked on his solo career in 2022 with the demo "Break The Pattern Burning Your Parasites," after a 15-year tenure as a bassist in various Chilean metal bands. His music is a blend of electronic and rock music, unified by vocal experimentation that adds different shades to each passage of his songs, ranging from saturated and guttural blocks to melodic and harmonic sections. Additionally, his lyrics delve into various situations within psychological and spiritual realms.