Senior Staff Data Scientist

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 are collectively disrupting the multi-billion-dollar commerce industry from the ground up and establishing an unparalleled reputation for being leading 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

The Search and Discovery team is responsible for creating a world class search and discovery shopping experience for our customers, from “intent” based shopping to delighting the customer with serendipitous product discovery on every visit.

We are obsessed with optimizing the entire search customer journey, from query understanding and search relevance to personalized and category/mission aware search and recommendation experiences. We believe the experience of finding the right fresh groceries should be personal and different from shopping for a new laptop or your next pair of jeans. Search and Recommendations drive over 70% of product discovery for our millions of daily customers, so the scale and impact of our work is massive!

As a Senior Staff Data Scientist, you will leverage data, experimentation, and analytics to understand customer behavior and drive improvements across search relevance, recommendations, and discovery experiences. You will partner closely with cross-functional teams to identify opportunities, measure impact, and help optimize the search journey for millions of Coupang customers.

Key Responsibilities

Own the Data Science function within a core pillar of Search and Discovery org

Analyze how customers interact with Coupang’s search results to determine how to improve customer experience and business performance

Lead experiment ideation, design, measurement, and interpretation

Build datasets to increase the speed and accuracy with which the team analyzes data

Understand the nuances of ML ranking models, LLMs, and more to determine how our core search product can be optimized

Basic Qualifications

10+ years experience as a data scientist/analyst in customer-facing technology companies

Expertise in experimentation and statistics

Strong coding skills, including SQL and R/Python

Experience with massive datasets, with an understanding of how to optimize data extraction

Ability to communicate data concepts simply and succinctly to cross-functional team members, up to the C-suite

Understanding of ML concepts, and how different model configurations affect model outcomes

English fluency

Preferred Qualifications

Experience in e-commerce and/or search

Mandarin fluency

Recruitment Process and Others

Recruitment Process

Application Review - Job Fit Interview - Focus Interview – Offer

The exact nature of the recruitment process may vary according to the specific job and may be changed due to scheduling or other circumstances.

Interview schedules and the results will be informed to the applicant via the e-mail address submitted at the application stage.

Details to Consider

This job posting may be closed prior to the stated end date for application if all openi