Teams at Coupang

Lead the architectural design and implementation of a highly scalable workflow engine for Coupang, ensuring extreme availability and AI integration while collaborating across teams.

The Staff Backend Engineer will architect and implement a scalable, reliable workflow engine, focusing on extreme availability and integrating AI for automation.

Design and build large-scale ML models and systems to improve ad targeting, relevance, ranking, and engagement. Implement search, retrieval, and personalized discovery using transformers, embeddings, vector search and LLMs. Build and optimize ML pipelines, define KPIs, collaborate cross-functionally, and mentor engineers to drive production-grade advertising products and platform scalability.