Skip to main content

Sr. Staff Engineer, ML Platform

Location Mountain View, USA


Location: Hybrid from either Seattle, WA OR Mountain View, CA 

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.  

About the team:  

Data & AI are at the center of everything we do at Coupang.  It helps power all aspects of Coupang including search ranking & relevance, price products and services, streamline logistics and delivery, optimize content for streaming, and more. Coupang AI+Data Platform team is a dynamic and innovative group whose mission is to deliver data platform services securely, reliably, and efficiently to all the data stakeholders including the C-suite executives, ML engineers, Business Analysts and Data Engineers.   

About the role:  

You will be part of the ML Platform group under Data Platform Org, which enables ML teams across the company to iterate their projects faster from data/feature engineering, labeling, training, online and offline serving of the models 

What will you do:  

  • You will partner closely with cross-functional ML teams to help further adopt and apply our centralized platform wherever applicable, work on feedback, and iterate our products to be more user-friendly and scalable.  
  • You will work with Engineers leveraging third-party or open source, to build in-house Machine Learning tools & infrastructure - which will help develop reusable, high-performing Machine Learning systems, and enable fast model development, low-latency serving, and ease of model quality maintenance.  
  • You'll have the opportunity to build a large-scale heterogeneous system integrating with GPU/Storage keep it running stable and reliable and be involved in the decision-making process. 

Basic Qualifications:  

  • BS, MS, or PhD degree in Computer Science or related field. 
  • 10+ years of relevant experience in technology companies or organizations. 
  • 5+ years of experience in Data Infrastructure, AI/ML. 
  • Industry experience building end-to-end Machine Learning Platform infrastructure or building and productionizing Machine Learning models. 
  • Proficient in cloud computing and data processing infrastructure and tools: Kubernetes, Airflow (or equivalent), Spark, Hive, SQL. 
  • Proficient in some of the ML training and deployment frameworks like: Tensorflow, PyTorch, TensorRT, Triton backend etc. 
  • Deep understanding of Machine Learning best practices like training/serving skew minimization, A/B test, feature engineering, model selection. Working knowledge on ML algorithms like gradient boosted trees, neural networks/deep learning, optimization. And domains like NLP, computer vision etc. 

  Preferred Qualifications:  

  • Good understanding of features that help Platform to keep up with the latest advancement of generative AI and large language models. 
  • Strong ownership and ability to lead project end to end; Good communicator, both to technical and business audiences.  
  • Ability to work in multicultural, cross functional team, and to deal with ambiguity in business and technology. 

  Pay & Benefits  

Our compensation reflects the cost of labor across several US geographic markets. At Coupang, your base pay is one part of your total compensation. 

The base pay for this position ranges from $159,000/year in our lowest geographic market to $324,000/year in our highest geographic market. Pay is based on several factors including market location and may vary depending on job-related knowledge, skills, and experience. 

General Description of All Benefits  

  • Medical/Dental/Vision/Life, AD&D insurance 
  • Flexible Spending Accounts (FSA) & Health Savings Account (HSA) 
  • Long-term/Short-term Disability 
  • Employee Assistance Program (EAP) program 
  • 401K Plan with Company Match 
  • 18-21 days of the Paid Time Off (PTO) a year based on the tenure 
  • 12 Public Holidays 
  • Paid Parental leave 
  • Pre-tax commuter benefits 
  • MTV - [Free] Electric Car Charging Station 


General Description of Other Compensation  

“Other Compensation” includes, but is not limited to, bonuses, equity, or other forms of compensation that would be offered to the hired applicant in addition to their established salary range or wage scale. 

Coupang is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to actual or perceived race (including traits historically associated with race, including but not limited to hair texture and protective hair styles), color, religion, religious creed (including religious dress and grooming practices), sex or gender (including pregnancy, childbirth, breastfeeding, and medical conditions related to pregnancy, childbirth or breastfeeding), gender identity, gender expression, sexual orientation, ,ancestry, national origin (including language use restrictions), age (40 and over), physical or mental disability, medical condition, genetic information, HIV/AIDS or Hepatitis C status, family status (including but not limited to marital or domestic partnership status), military or veteran status, use of a trained dog guide or service animal, political activities or affiliations, ancestry, citizenship, family and medical leave status, status as a victim of any violent crime, or any other characteristic or class protected by the laws or regulations in the locations where we operate. Coupang is also committed to providing a safe work environment for its employees and its consumers. If you need assistance and/or a reasonable accommodation in the application of recruiting process due to a disability, please contact us at .  

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.