Coupang is hiring a

Senior Machine Learning Engineer (Coupang Play)

About Coupang Play

Launched in December 2020, Coupang Play is Coupang's OTT (over-the-top) service. Coupang Play aims to become the definitive destination for digital content. Backed by our strong Product and Engineering teams in Seoul, Singapore, and Mountain View — Coupang Play has been creating and optimizing the viewing experience for our customers.

Coupang Play is available on mobile devices, tablet PCs, smart TVs, and your preferred browsers. We are building a competitive content library that includes TV for children and all ages, movies, live sports, educational content, and more. Coupang Play also creates original content, catered specifically to our customers.

If you like to work backwards and solve problems for our customers, join us. We are committed to redefining how our customers enjoy digital entertainment as one of the fastest-growing OTT services in Korea.



Role Overview

As a Machine Learning (ML) Engineer at Coupang Play, you will work on our large and increasing catalog of content including streaming video on-demand titles, live events, as well as transactional video on-demand titles. You will mine large amount of playback data to gain insights from OTT subscriber behavior; create data jobs to generate machine learning features; build, train and improve new or existing models; participate in building the framework used for contents recommendations and personalization by leveraging all available data sources, machine learning tools, and other technical platforms. You will also use your computer vision, computer audition, language modeling and generative AI skills to help automate content creation and media processing workflows including subtitle authoring, title synopsis generation, as well as generation of marketing assets such as title artwork. You will work closely with our Product and Engineering teams to build our recommendation and personalization systems as well as our media processing workflows.



What You Will Do

  • Identify opportunities and make improvements to our content recommendation and personalization systems
  • Accelerate throughput for our media processing workflows by developing models for problems including but not limited to artwork generation, subtitle authoring and synopsis creation  
  • Develop data requirements and coordinate with relevant engineering and business teams to setup data collection as well as to validate data
  • Develop necessary features for models using the collected data and train relevant models using scientific tools and coding
  • Integrate model inference implementations into our production systems
  • Setup necessary testing requirements for the models in production, including A/B testing. Analyze the results to gather insights about model performance



Basic Qualifications

  • Bachelor’s degree in computer science, Electrical Engineering, Statistics, Mathematics, or related field
  • 3+ years of experience in building ML products
  • Proficiency in ML/DL frameworks (e.g. PyTorch, or Tensorflow) 
  • Strong statistical background, for example, in experimentation and modeling
  • Deep product sense, self-starter and ability to drive research projects
  • Excellent communication skills including aptitude for sharing methodologies and results with cross-functional stakeholders



Preferred Qualifications

  • MS or PhD in degree in Computer Science, Electrical Engineering, Statistics, Mathematics, or related field
  • Experience building recommendation and personalization systems
  • Computer vision, computer audition, or language modeling skills
  • Experience with AWS or other cloud platforms
  • Experience in software engineering and working with product engineering teams
  • Excellent verbal and written communication skills in English


Recruitment Process and 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.  


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