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Sr. Staff / Director Data Scientist, CX Product (Experimentation and Decision Science)



Product, Data Science
Seoul, South Korea
Posted on Thursday, February 29, 2024

Coupang is one of the largest and fastest growing e-commerce platforms on the planet. We are on a mission to revolutionize everyday lives for our customers, employees and partners. We solve problems no one has solved before to create a world where people ask, “How did we ever live without Coupang?” Coupang is a global company with offices in Beijing, Los Angeles, Seattle, Seoul, Shanghai, and Silicon Valley.

About the Team:

Experimentation and Decision science team enables and supports decision making across Coupang products.

As a data scientist on this team, you will work directly with diverse set of stakeholders including product, analytics, engineering and business across various levels up to VP. You will be expected to understand various decision needs and priorities of these stakeholders, provide causal inference solutions and also help build product strategy.

Key Responsibilities:

  • Create, implement and maintain science standards for product decision making
  • Contribute to decision research including breaking risk vs velocity trade-off, working closely with the stakeholders and Experimentation platform team
  • Contribute to product launch reviews and building an efficient product launch process at Coupang


  • Bachelor’s degree in Quantitative field (Statistics, Engineering, Business), or equivalent experience
  • 8+ years of cumulative experience in Product and data science
  • At least 4 years in product data science, with demonstrated experience in decision making using data working with senior stakeholders
  • Proven expertise in experiment design and analysis (A/B test)
  • Ability to handle data - SQL, Python or other querying language


  • Master’s degree in Quantitative field (Statistics, Engineering)
  • Has experience in E-commerce product data science

    Recruitment Process and Others

    • Recruitment Process
    1. Application Review - Phone Interview - Virtual Onsite Interview – Offer
    2. The exact nature of the recruitment process may vary according to the specific job, and may be changed due to scheduling or other circumstances.
    3. Interview schedules and the results will be informed to the applicant via the e-mail address submitted at the application stage.

    • Things to Consider
    1. This job posting may be closed prior to the stated end date for application if all openings are filled.
    2. Coupang has the right to rescind an offer of employment if a candidate is found to have submitted false information as part of the application process.
    3. Coupang does not discriminate against disabled applicants or those with veteran status. We are proud to offer equal opportunities for all applicants.

    • Privacy Notice
    1. Your personal information will be collected and managed by Coupang as stated in the Application Privacy Notice located below.
    2. (Korea)

    • Document Return Policy

    1. This notification is given pursuant to Article 11 (6) of the Fair Hiring Procedure Act.
    2. A job applicant, who has applied but not been finally selected for a position at Coupang (the “ Company ”), may request the Company to return his/her hiring documents submitted pursuant to the Fair Hiring Procedure Act. However, this will not apply where the hiring documents were submitted via the website of the Company or e-mail, or where the job applicant submitted those documents voluntarily without a request from the Company. In addition, if the hiring documents were destroyed due to a natural disaster or any other reasons not attributable to the Company, such documents will be deemed to have been returned to the job applicant.
    3. A job applicant who wishes to request the return of his/her hiring documents pursuant to the main sentence of paragraph 2 above should fill out a “Request for Return of Hiring Documents” [Annex Form No. 3 in the Enforcement Rule of the Fair Hiring Procedure Act] and submit the request to the Company by email ( ) In such case, within fourteen (14) days from the date of identifying the receipt of the request, the Company will send the hiring documents to the job applicant’s designated address via registered mail. Please be informed that the job applicant is required to pay the postage on the registered mail.
    4. In preparation for a job applicant’s request for the return of hiring documents pursuant to the main sentence of paragraph 2 above, the Company shall retain the original hiring documents submitted by the job applicant for 180 days from the completion of the recruiting process. If no request is made until the end of this period, all of his/her hiring documents will be destroyed immediately in accordance with the Personal Information Protection Act.

    Equal Opportunities for All

    Coupang is an equal opportunity employer. Our unprecedented success could not be possible without the valuable inputs of our globally diverse team.