Director, Ad Relevance (Coupang Media Group)

Company Introduction

We exist to wow our customers. We know we’re doing the right thing when we hear our customers say, “How did we 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 entrepreneurial 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.

Job Summary

The Coupang Media Group (CMG) is responsible for providing vendors that sell their products on Coupang a host of marketing products and services. We launched Product Ads performance advertising marketplace late in 2018. We have grown rapidly to a multi-billion (USD) ads business quickly in the past few years and we continue to grow fast. Our group is responsible for advertising brands and products on our ecommerce website. To get an idea of how valuable that is, both Alibaba and Amazon make more money on advertising than on selling products.  

To help shoppers find their ideal product requires solutions for many complex and challenging problems. Machine learning is the core enabling technology for us to achieve this. The ad relevance team is responsible for building ML models and algorithms that make sure ads displayed to end users are relevant for user queries and/or different recommendation context. This is critical for user experience, our business metrics (Ads Revenue and GMV), and the long-term growth of our ads business. 

Key Responsibilities

Responsibilities will include, but not be limited to, the following:

• Define the long-term tech strategy and vision of the ads relevance models and oversee the design in conjunction with the engineering team. 
• Recruit and coach individual contributors and managers across the ads org and develop that talent to create a world class engineering team. 
• Manage and execute against project plans and deliver commitments. 
• Work closely with the senior management team to ensure that development plans, resources, and strategies are coordinated across all departments in a cohesive and collaborative fashion. 
• Lead your team to develop state-of-the-art (SOTA) Machine Learning models and features, applying rigorous offline and online testing methodology. 
• Work closely and collaborate with other machine learning teams, and infrastructure teams across the company. 

Basic Qualifications

• 8+ years of industry experience 
• Deep knowledge in machine learning, deep learning, information retrievals etc.
• Great communication and leadership skills, organized, able to multitask. 
• Proven skills in designing and delivering both production-level software and ML models.
• Ability to prioritize and delegate tasks. 
• Ability to mentor and growth team members. 
• Strong problem-solving skills 
• Ability to work in multi-cultural, cross functional team 
• Bachelor’s degree in computer science, engineering, mathematics, physics, science or equivalent.

Preferred Qualifications

• Hands on experience either directly training and applying Generative AI models / LLMs or working closely with your engineering team to do so.
• Experience with advertising systems and / or relevance domain. 
• Experience working with AWS (Amazon web services)

Recruitment Process & Others

Recruitment Process  

• Application Review - Phone Interview - Onsite (or Virtual Onsite) 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.  
• Coupang does not discriminate against disabled applicants or those with veteran status. We are proud to offer equal opportunities for all applicants.  
• Job titles and responsibilities may be subject to change depending on the candidate’s overall experience, etc. This will be communicated to the candidate at the appropriate time before the offer. 

Privacy Notice  

• Your personal information will be collected and managed by Coupang as stated in the Application Privacy Notice located below.  
• https://www.coupang.jobs/en/privacy-policy/

Document Return Policy (This notice MUST be included in a job posting in Korea only to comply with the Fair Hiring Procedure Act.)  

• This notification is given pursuant to Article 11 (6) of the Fair Hiring Procedure Act.  
• 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.  
• 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 (Coupang Recruiting Team, Tower 730, 570 Songpa-daero, Songpa-gu, Seoul). 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.  
• 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.