Senior Staff Data Scientist[L7-1] (Search & Discovery)

본 공고는 재직 임직원을 대상으로 하는 사내 공모 전용입니다. (임직원 추천은 Link로 진행)
This posting is exclusively for internal employees. (Employee referrals are submitted via the Link)
지원 시에는 반드시 첨부된 ‘사내 공모 지원서 양식’을 작성한 후, 쿠팡 이메일 계정으로 접수해 주시기 바랍니다.
To apply, please complete the attached ‘Internal Transfer Request Form’ and submit it via your Coupang email address.
사내 공모 정책: [Link]
Internal Transfer Policy: [Link]
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 openings are filled.
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.

Skills
Python, SQL

Experience
10+ yrs