Teams at Coupang

Design and deploy large-scale machine learning systems for offsite advertising, including targeting, ranking, prediction, bidding optimization, retrieval, and campaign performance. Apply deep learning, LLMs, embeddings, and agentic AI while building scalable ML infrastructure and production systems. Define success metrics, conduct experimentation, drive initiatives from concept to production, collaborate across functions, deliver measurable business impact, and mentor engineers.

Develop and manage B2B partnerships with Japanese food franchises, restaurant chains, and corporate customers for Rocket Now. Responsibilities include prospect prioritization, executive relationship management, sales presentations and product demonstrations, contract negotiation, franchise onboarding coordination, competitor analysis, and market research. The role requires strong Japanese communication, knowledge of Japanese business practices, CRM proficiency, and at least three years of B2B sales experience.

Build and manage scalable ETL/ELT systems, ensure data quality and observability, create dashboards and reporting infrastructure, optimize data platforms for performance and cost, and define SLAs. Partner with Data Science, Engineering, and Product teams to support reliable data usage. Apply LLMs and prompt engineering to extract insights from unstructured data and automate analytical workflows.