Sr. Staff, Technical Program Management (Marketplace Platform)

Company Introduction We exist to wow our customers. We know we’re doing the right thing when we hear our customers say, “How did I 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 entrepreneurs 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. Who We Are? Coupang is reimagining the shopping experience for millions of customers by making commerce faster, simpler, and more reliable. Our marketplace business plays a critical role in expanding selection, improving customer choice, and enabling sellers of all sizes to grow through Coupang’s platform. We are looking for a Senior Staff Technical Program Manager to lead high-impact programs across Coupang’s Marketplace Selling Partner APIs. This role will work closely with large sellers, ERP integrators, product managers, engineering teams, operations, and business stakeholders to scale marketplace selection while improving catalog quality and completeness. Role Overview As a Senior Staff TPM, you will drive strategic programs that help large sellers and ERP integration partners connect to Coupang more effectively through APIs. Your primary focus will be increasing marketplace selection and improving the quality of product catalog data, including reducing missing or incomplete catalog attributes. You will own complex, cross-functional initiatives from strategy through execution, translating business goals into technical programs and ensuring that sellers, integrators, and internal teams have the capabilities, documentation, tooling, and operational processes needed to succeed. Key Responsibilities Lead large-scale technical programs for Coupang Marketplace Selling Partner APIs, focused on seller onboarding, catalog integration, selection growth, and catalog quality improvement. Partner directly with large sellers and ERP integrators to understand integration needs, remove technical blockers, and improve API adoption. Drive programs that increase marketplace selection while ensuring products are listed with complete, accurate, and high-quality catalog attributes. Work with product and engineering teams to define API requirements, prioritize roadmap items, and improve integration workflows for sellers and third-party integrators. Identify gaps in catalog attribute coverage, data quality, validation rules, error handling, and API usability, then lead initiatives to close those gaps. Establish metrics, mechanisms, and reporting to track selection growth, catalog completeness, integration success rates, API adoption, and seller experience. Coordinate across engineering, product, marketplace business teams, operations, legal, compliance, and partner-facing teams to deliver scalable solutions. Develop operating mechanisms for launch readiness, partner escalation management, API change management, and post-launch performance tracking. Represent the needs of large sellers and ERP partners in technical roadmap discussions. Communicate program strategy, risks, tradeoffs, and progress clea