Description

We exist to wow our customers. We know we’re doing the right thing when we hear our customers say, “How did we ever live without Coupang?” Born out of an obsession to make shopping, eating, and living easier than ever, we’re collectively disrupting the multi-billion-dollar e-commerce industry from the ground up. We are one of the fastest-growing e-commerce companies that established an unparalleled reputation for being a dominant and reliable force in South Korean commerce. 

We are proud to have the best of both worlds — a startup culture with the resources of a large global public company. This fuels us to continue our growth and launch new services at the speed we have been since our inception. We are all entrepreneurial surrounded by opportunities to drive new initiatives and innovations. At our core, we are bold and ambitious people that like to get our hands dirty and make a hands-on impact. At Coupang, you will see yourself, your colleagues, your team, and the company grow every day. 

Our mission to build the future of commerce is real. We push the boundaries of what’s possible to solve problems and break traditional tradeoffs. Join Coupang now to create an epic experience in this always-on, high-tech, and hyper-connected world.

At Coupang, we invest in providing the best product experience for our customers. The Global Operations Technology team’s mission is to provide the best possible technical solution to achieve the optimal experience for our customers. We innovate in supply chain, post purchase and fraud detection systems by leveraging the capabilities of AI, ML and NLP. We are looking for engineers who are passionate about customer experience and want to work on cutting edge technology, that is the intersection of NLP, LLM, ML and software engineering at scale.

Come join us to help create a world class team advancing the AI/NLP/ML/LLM/RL/Knowledge Graph technologies.

Key Responsibilities:

• Architect and design large scale inference, recommendation and interactive agents’ system that are self-learning
• Design/architect/work on large language model-based agent systems
• Develop and customize/tune deep learning generative models, deep learning models for multi-modal for eCommerce customer scenarios
• Train foundational models that can help with building learning systems
• Define process and experiments for an E2E foundation model
• Refine agent and model training using RAG
• Build E2E AI pipelines for storing/servicing foundational models
• Mentor and guide team members on frameworks, methodologies related to LLMs, RAGs and their limitations, semantic web, reinforcement learning
• Ensure Model training is security, compliance aware
• Collaborate with cross-team members to understand the requirements ensuring the foundational models, knowledge captured aligns with the company’s overall AI strategy

Essential Qualifications:

• Overall 12+ years of working in software engineering
• 3+ years of demonstrated experience in building large scale foundational models, models for eCommerce scenarios.
• Expertise in large language model fine-tuning and deployment.
• Deep background in transformer architectures
• Understand RAG and its limitations for multi-modal knowledge retrieval.
• Proficiency in Python, PyTorch/TensorFlow, Spark, BigQuery
• Experience with inference platforms in AWS, Azure and other open-source platforms.
• Are result-oriented, with a bias towards customer obsession, flexibility, and impact.
• Strong written and verbal communication and teamwork skills
• Passion for Large language models, NLP, and Machine Learning at scale
• Education: B.S, M.S or PhD in Computer science, or related field

Equal Opportunities for All

Coupang is an equal opportunity employer. Our unprecedented success could not be possible without the valuable inputs of our globally diverse team.