Euna Jang
Data Scientist
Seoul, South Korea
Summary
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SeniorEuna Jang is a data scientist with 11 years of experience in applied analytics, having driven insights and experimentation at high-growth Seoul tech companies including Viva Republica (Toss) and Hyperconnect. She combines strong statistical grounding with practical engineering skills in SQL, R, and Python, and routinely operationalizes analyses using tools like Airflow, BigQuery, Braze, and Tableau. Euna excels at turning product and marketing data into measurable business impact, with a track record of supporting user-facing decisions in fast-paced consumer platforms. Comfortable across RStudio and Jupyter notebooks, she blends reproducible reporting (Rmarkdown) with scalable query engineering and dashboarding. Energetic about machine learning and experimentation, she brings both rigorous analysis and production-aware pragmatism to data problems.
11 years of coding experience
6 years of employment as a software developerProgramming languages (1)
Github contributions (5)
Eun-A/Portfolio
Apr 2018 - May 2019
Contributions:41 pushes in 1 year 1 month
Eun-A/Python_flearning
Aug 2017 - Apr 2018
Contributions:3 pushes, 1 branch in 7 months
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