- Associate Professor, Faculty of Health Sciences, UM, 2016-Present
- Associate Professor, Inst. of Biomedical Engineering, NTU, 2013-2016
- Visiting Scholar, Wellman Center for Photomedicine, MGH, 2012
- Assistant Professor, Inst. of Biomedical Engineering, NTU, 2009-2013
- Postdoc., Grad. Inst. of Photonics and Optoelectronics, NTU, 2004-2009
- Nonlinear Optics/ Femtosecond Laser Engineering
- Nanophotonics / Pharmacokinetics of Nanomedicines
- In vivo Microscopy / Optical Molecular Imaging
- Leukocyte Imaging/ Adipocyte Imaging
- Tumor Microenvironment
- Medical Devices
- Optical Microscopy
- Laser Principles and Engineering
- Fundamentals of Optics
- Biomedical Innovation & Commercialization
- Clinical Electronics
- Quality System of Medical Devices