I am a data analyst who mainly deals with natural language data: organizing and analyzing data from speech and text. I would like to draw new insights from user data. I hope I can contribute to AI tasks that enrich our lives.

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Work experience

Staff Engineer, Samsung Electronics, Korea Mar. 2018-present

Data/Machine Learning Engineer @AI Core R&D Group in AI Platform Team, Feb. 2023 - present

Mobile usage pattern analysis and federated learning research Building a data/ML platform to consolidate Samsung mobile services

Mobile Platform Strategist @Mobile Platform Center, May 2022 - Feb 2023

Drafted and materialized the concept of connecting platforms. Prepared SDC 2022 and composed a keynote address to present the center's work.

Computational Linguist @AI R&D Group in AI Team, Mar 2018 - Apr 2022

• I improved a Samsung AI assistant called Bixby. Bixby has a dialogue system and I mainly conducted data-centric AI to improve the quality of response of Bixby.

• I also conducted data-driven decision-making to increase the revenue of Samsung mobile products (Smartphone, Tablet, Laptop, Watch, Bluetooth earphones, etc)

Computational Linguist, AI Researcher

Natural Language Processing Center, NCSOFT Corp., Korea. Jun. 2016 - Nov. 2017

As an annotation manager with 10 annotators, I created and cleaned in-house data. My main role was to build guidelines and manage annotators. I created novel Korean corpora for several tasks such as text style transfer, relation extraction, semantic relation labeling, co-reference, rhetorical structure, ellipsis, etc. [URL]

1. The paper about rhetorical structure won the outstanding paper award in HCLT2016.
2. Text style transfer task with our corpora won the best patent award in the NCSOFT.
3. Built baseball dialogue corpora. It is used in a baseball App for the Korean baseball league, named PAIGE.

Project Researcher Specialist

Cognitive Computing Lab., Seoul National University, Apr. 2016 - Jun. 2016