Staff Machine Learning Engineer, Offsite Ads
Core
Design and build next-generation machine learning systems, optimization platforms, and AI-native advertising products for Coupang's offsite advertising business.
Role type
Staff Machine Learning Engineer (Advertising/Commerce Media)
Builds
Large-scale prediction systems, bidding optimization, auction dynamics models, generative retrieval, foundation models, and LLM-powered advertising solutions.
Domain
Digital Advertising, E-commerce, AI/ML Infrastructure
Deliverable
production ML models
Required skills
Machine learning, deep learning, statistical modeling, optimization, large-scale data systems, Python, Java, PyTorch, LLMs, embeddings, agentic AI
Preferred skills
Digital advertising, recommendation systems, marketplace optimization, distributed training, model serving, ML platforms (Kubeflow, Spark, Airflow), XGBoost, LightGBM
Technologies
PyTorch, XGBoost, LightGBM, Scikit-learn, MLflow, Kubeflow, Spark, Airflow
Responsibilities
Design ML models for ad targeting, ranking, and bidding; develop large-scale prediction and optimization models; build scalable ML infrastructure; define success metrics and evaluate business impact; partner with Product, Engineering, and Data Science teams; mentor engineers.
Seniority
Staff, hands-on IC with strategic ownership
