Senior Data Analyst

Company Introduction
We exist to wow our customers. We know we’re doing the right thing when we hear our customers say, “How did I ever live without Coupang?” Born out of an obsession to make shopping, eating, and living easier than ever, we’re collectively disrupting the multi-billion-dollar e-commerce industry from the ground up. We are one of the fastest-growing e-commerce companies that established an unparalleled reputation for being a dominant and reliable force in South Korean commerce.  
We are proud to have the best of both worlds—a startup culture with the resources of a large global public company. This fuels us to continue our growth and launch new services at the speed we have been since our inception. We are all entrepreneurs surrounded by opportunities to drive new initiatives and innovations. At our core, we are bold and ambitious people that like to get our hands dirty and make a hands-on impact. At Coupang, you will see yourself, your colleagues, your team, and the company grow every day.
Our mission to build the future of commerce is real. We push the boundaries of what’s possible to solve problems and break traditional tradeoffs.  Join Coupang now to create an epic experience in this always-on, high-tech, and hyper-connected world.  
 
Role Overview
Retail and Selection are the engines behind Coupang’s massive product catalog, ensuring we offer the right products at the right price with the best availability. As we scale, the complexity of managing millions of SKUs and thousands of vendor relationships grows exponentially.
We are looking for a Senior Data Analyst to join the Retail and Selection team. In this role, you will use your expertise in SQL, data ETL development, and data integrity to ensure that necessary information is available for all levels of analysis at Coupang. Additionally, you will contribute to analytics projects as needed. You will work on projects that define the quality, availability, and depth of data needed to optimize our selection, pricing, and inventory health.

What You Will Do

• Work on high-impact projects to improve the quality and depth of selection data, ensuring "source of truth" reliability for multi-billion-dollar business decisions.
• Maintain robust data ETL processes to integrate disparate signals from market trends, vendor performance, and customer demand.
• Leverage Large Language Models (LLMs) and advanced prompt engineering to automate catalog categorization, extract insights from unstructured vendor data, and accelerate internal analytical workflows.
• Support the onboarding of business users , designing training programs and self-service dashboards that enable category managers and vendors to make data-driven decisions independently.
• Structure large-scale datasets to build decision models for SKU rationalization, automated replenishment, and competitive benchmarking.
• Run complex simulations to predict the impact of selection changes on customer retention and long-term profitability.

Basic Qualifications
• Experience: 4+ years of relevant working experience in a data analytics or business intelligence role.
• Technical Stack: Proficiency in SQL and Python/R for data extraction and manipulation.
• AI Proficiency: Practical experience with prompt engineering and using generative AI tools to solve data problems or automate content generation.
• Visualization: Experience in data storytelling using PowerBI, Tableau , or similar tools to communicate insights effectively to non-experts.
• Communication: Business-level fluency in English with a proven ability to teach and onboard non-technical business users.

• Data Engineering: Hands-on experience with version control ( GitHub ) and workflow orchestration tools like Airflow .
• Content & Documentation: Experience managing internal wikis (e.g., Confluence, Notion) or building structured knowledge bases for large organizations.
• Domain Expertise: Previous experience in retail, e-commerce selection management, or demand forecasting.
• Quantitative Depth: Strong knowledge of statistics and ML techniques (e.g., elasticity modeling, clustering for customer segmentation).

Type of work model

• Hybrid

Details to consider
• Those eligible for employment protection (recipients of veteran’s benefits, the disabled, etc.) may receive preferential treatment for employment in accordance with applicable laws.

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