About me

Experience

Oracle (2026.03~present) | Remote
- Principal Applied Scientist (2026.03~present): OCI AI
Amazon (2022.12~2026.03) | Seattle, Washington, United States
- Senior Applied Scientist (2025.06~2026.03): Prime Video CASP team
- Senior Applied Scientist (2025.03~2025.06): AWS AI Transcribe team
- Applied Scientist (2022.12~2025.03): AWS AI Transcribe team
Computer Research Institute of Montreal (2021.06~2022.07) | Montreal, Quebec, Canada
- Postdoctoral researcher
  - Domain generalization for speaker verification systems
  - Anti-spoofing for automatic speaker verification systems
  - Unsupervised representation learning for speaker verification
  - Spoken language identification system
Seoul National University (2021.03~2021.05) | Seoul, South Korea
- Postdoctoral researcher
  - Forensic speaker recognition system development

Seoul National University (2014~2021) | Seoul, South Korea
- Master and Ph. D, Electrical and Electronics Engineering
  - Teaching assistant for Speech Recognition Seminar in Samsung Electronics (2019)
  - Technical Research Personnel in Dept. of Electrical and Computer Engineering (2017~2020)
  - Poster presentation in Samsung AI Forum (2017)
  - Global PhD Fellowship, National Research Foundation of Korea (2014~2015)
  - Teaching assistant for Digital Signal Processing in Seoul National University (2014)
Kookmin University (2010~2014) | Seoul, South Korea
- Bachelor's degree, Electrical and Electronics Engineering
  - Merit-based scholarship (Top) (2013) (GPA: 4.42/4.5)
  - Merit-based scholarship (1st class) (2011) (GPA: 4.44/4.5)
  - Merit-based scholarship (Top) (2010) (GPA: 4.36/4.5)

Journal reviews:
- Elsevier Computer Speech and Language (2021, 2022)
- Elsevier Knowledge-Based Systems (2025)
- IEEE Transactions on Audio, Speech and Language Processing (2021, 2022, 2023, 2024, 2025)
- IEEE Signal Processing Letters (2025)
- Springer International Journal of Computer Vision (2023)
- Springer Speech, Image and Video Processing (2024)
Conference paper reviews:
- Asian Pacific Signal and Information Processing Association (2020, 2021)
- IEEE International Conference on Multimedia and Expo (2022, 2023)
- Conference of the International Speech Communication Association (2022, 2023, 2024, 2025)
- International Conference on Acoustics, Speech, and Signal Processing (2023, 2024, 2025)
- International Joint Conference on Neural Networks (2025)
Conference session chair:
- Odyssey: The Speaker and Language Recognition Workshop (2022)

Presentation in Samsung Research AI Journal Club seminar, presenter (Fall 2022): Presentation on latent-level instance mixup strategy for self-supervised speaker verification
Presentation in Yonsei University BK21 plus seminar, presenter (Summer 2022): Presentation on domain generalization techniques for voice biometric systems
Presentation in CRIM Journee Patrimoine, presenter (Spring 2022): Presentation on domain generalization for speaker verification
Presentation in CRIM internal R&D seminar, presenter (Fall 2021): Presentation on audio deep-fake detection
Speech Recognition Seminar in Samsung Electronics, TA (Fall 2019): Prepared teaching materials and tutorials for speaker recognition
Poster presentation in Samsung AI Forum, presenter (Fall 2017): Presentation on variational autoencoder-based speech embedding technique
Speaker Recognition Seminar in SK Telecom, presenter (Summer 2017): Presentation on the current trends and popular techniques in speaker recognition
Digital Signal Processing in Seoul National University, TA (Spring 2014): Prepared teaching materials