- 2000-2003 Lecturer at Pharmacology department, Chiangmai University
- 2004-present Assistant professor, pharmacology dept, Chiangmai University
- 2004-present Ph.D.candidate , Pharmacology, Chiangmai University
- 2004-2005 Postdoctoral fellow, Allergy & Clinical Immunology, Yale University,School of Medicine, New Haven, Connecticut
- 2005-2006 Postdoctoral fellow, Allergy & Clinical Immunology, Johns Hopkins Medical Institutes , Baltimore, Maryland