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Data Scientist

NielsenIQ

Seoul, Seoul, South Korea full-time June 14, 2026
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Opportunity Description

Job Description

1. Methodology and Universe Studies:

  • Design and manage universe studies, including project management.
  • Document methodologies for transparency and provide clear explanations of existing methods.
  • Review results of universe studies and insert changes in the POS Manager.
  • Conduct impact analysis of universe studies.
  • Design and simulate extrapolation setups for new panels and sign off on the designs.

2. Quality Assurance:

  • Optimize panel samples through shop contribution analysis and MDQC(Market Data Quality Check) outlier detection
  • Ensure target sample requirements are consistently met
  • Identify and resolve data issues (e.g., inactive shops, low sales performance)
  • Detect systemic methodological issues and drive end-to-end remediation plans

3. Modeling and Extrapolation:

  • Develop and maintain advanced models for missing retailers outside core systems
  • ...
full-time Mathematical Science Occupations

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