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 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. Role Overview In Coupang Ads, we build one of the fastest growing advertising platforms based on Coupang's e-commerce platform. Coupang is investing in building a world-class online marketing business where we run relevant ads and promotions across our website and mobile app. Offsite Advertising is a product where we offer the opportunity to integrate advertising beyond Coupang's website and apps, to Coupang's affiliate partners and other popular advertising channels in South Korea and beyond, such as Google, Facebook, Naver, Coupang's affiliate partner network and various ad exchange networks. This is an opportunity to be part of building up a new development organization with strong revenue potential inside a successful company. We're building full-stack engineering teams to handle large scale advertising problems, including real-time behavioral targeting, auctioning and bidding systems and search-based advertising. In this role you will be responsible for innovating and building ad serving systems specific to offsite advertising on ad exchanges and publisher networks.