Trained as a flutist, Sethapong Janyarayachon earned his Doctor of Fine Arts in Music Performance from Chulalongkorn University. His performing career spans chamber music, orchestral and band experiences, as well as recording projects and collaborations with distinguished artists across Thailand and abroad. These engagements reflect his versatility as a musician and his commitment to connecting performance with broader artistic communities.  

As a researcher, his work centers on music education in higher education, with particular attention to the ways performance and pedagogy intersect. His studies have been presented at both national and international conferences, contributing to ongoing dialogues about music education.  

He currently serves as a full-time lecturer at the Princess Galyani Vadhana Institute of Music (PGVIM).