• PhD in Computer Science (Machine Learning), Georgia Institute of Technology, 2015

    • Thesis: Novel Document Representations based on Labels and Sequential Information

  • Masters in Computer Science, Georgia Institute of Technology, 2011

  • Bachelor's in Computer Science and Engineering, Seoul National University, South Korea, 2009

  • Exchange Program, Stanford University, 2008


  • Staff Software Engineer, Google Research, New York, United States. 2015-current

    • Large-scale Machine Learning (large-output spaces, large-language-models, distillation)

  • Research Assistant, Georgia Institute of Technology, (under Prof. Guy Lebanon and Prof. Haesun Park). 2010-2015

    • Representation learning in NLP particularly to leverage domain knowledge and sequential information

    • Topic modeling using matrix factorization

    • Recommendation systems (local low-rank matrix approximation)

  • Machine Learning Science Intern, Amazon, Seattle, 2013

    • Amazon product-review modeling

    • Core NLP toolkit developments

  • Undergraduate Research Assistant, Biointelligence Laboratory, Seoul, South Korea, 2009

    • Cognitive modeling for language learning

  • Software Engineer (part time) / Intern, Daum Communications, Seoul, South Korea, 2009