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Principal Machine Learning Engineer (Search Recommendation & Personalization)

Company: Coupang
Location: Mountain View
Posted on: May 3, 2021

Job Description:

Company IntroductionCoupang is reimagining the shopping experience with the goal of wowing each customer from the instant they open the Coupang app to the moment an order is delivered to their door.Powered by an outstanding end-to-end e-commerce and logistics network and a fanatical culture of customer centricity, Coupang has broken tradeoffs around speed, selection and price. Today, we provide exceedingly fast shipping speeds on millions of items including fresh groceries, delivered within hours nationwide, 365 days a year.We are doing this for millions of consumers in Korea. Korea is home to one of the largest and fastest growing e-commerce opportunities anywhere in the world.Role OverviewAs our Principal Software Engineer/Applied Machine Learning Engineer for Recommendations, you will be responsible for developing, designing the new features and improve existing features for many product areas we own. Recommendation team is responsible for Coupang's product recommendation, personalized gateway and product review quality. Product recommendation is a fast-growing area and we are continuously improving recommendation quality to help more and more customers find the best products for them. We have also just started investing in personalized Gateway, aiming to build one of the best e-commerce discovery experiences. The team launched the first Learning to Rank platform in Coupang. We use state of the art Machine Learning and Deep Learning technologies, and we continuously innovate and build highly scalable systems to support the growing business and customer engagement.What you will doDevelop new Machine Learning featuresDevelop models to create new recommendation algorithm or improve existing algorithmsMine vast amount of data to gain insights from customer behaviorCreate data jobs to generate Machine Learning features; build and train new models; run experiments to validate and launch new modelsResponsible for the production system running Machine Learning modelsOwn the full practical Machine Learning process end to endBasic Qualifications8+ years experience working with large-scale, complex datasets to create and optimize machine learning modelsTrack record of diving into data to discover hidden patterns and solving problems with data scienceFast paced self-learner with proven record of launching successful features and improving business metricsWrite robust and efficient code using Java, Python etc with unit and integration testsUnderstand production environment, continuous build, monitoring and alerting. Able to dive deep to debug and resolve usual production issues. Master degree in Computer Science, Mathematics or related science majors, Ph.D. strongly preferredPreferred QualificationsTrack record of diving into data to discover hidden patterns and solving operational problems with data sciencePractical understanding and hands-on experience with the following:Supervised learning methods (linear and logistic regression, generalized linear models, decision trees, random forests, support vector machines, neural networks / deep learning, etc.).Unsupervised learning methods (K-means, hierarchical clustering)Coupang is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex or gender (including pregnancy, gender identity, gender expression, sexual orientation, transgender status), national origin, age, disability, medical condition, HIV/AIDS or Hepatitis C status, marital status, military or veteran status, use of a trained dog guide or service animal, political activities, affiliations, citizenship, or any other characteristic or class protected by the laws or regulations in the locations where we operate. If you need assistance and/or a reasonable accommodation in the application or recruiting process due to a disability, please contact us at usrecruiting@.SDL2017

Keywords: Coupang, Mountain View , Principal Machine Learning Engineer (Search Recommendation & Personalization), Other , Mountain View, California

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