Senior Software Engineer [L5]

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.      Role Overview The Rocket Growth Inbound and Logistics Engineering team is dedicated to the success of our sellers and the end-to-end efficiency of the Rocket Growth  supply chain. Our mission is to build the scalable, reliable, and intelligent systems that power every step from pre-ship to stow—enabling sellers to create, manage, and fulfill inbounds with confidence and speed. We create the tools, services, platforms, and FC integrations that form the backbone of the seller experience, from intuitive WING interfaces to high-performance backend processing that orchestrates shipment logistics and warehouse operations at scale. The ideal candidate is a backend or full stack engineer with experience in building scalable data systems and excellent problem-solving skills. What You Will Do Design, develop, and automate large-scale, high-performance systems to drive business growth and enhance product experiences. Build scalable data infrastructure and pipelines using best-in-class software engineering practices. Take full ownership of projects, ensuring high-quality development and operational health. Basic Qualifications Bachelor’s degree in Computer Science, Electrical Engineering, Math, or a closely related field 4 years of professional software development experience Experience working in cloud environments Demonstrated experience in building and maintaining highly available, distributed systems Strong inclination to learn and grow Preferred Qualifications Strong expertise in Java, Spring, AWS, APIs and Big Data technologies such as Kafka, Elasticsearch. Exceptional coding skills, with a focus on data structures, algorithms, problem-solving, refactoring, performance optimization, and complexity analysis. Strong communication skills, with the ability to gather requirements and collaborate with product and technical teams. Experience designing, implementing, and maintaining distributed systems at scale, making trade-offs based on business demands. Comfortable working in an agile, fast-paced environment. Comfortable with Front-end development leveraging the power of AI Type of work model Hybrid Our Hybrid work model: Coupang hybrid work model is designed to enable a culture of collaboration that acts a catalyst to enrich the experience of employees. Employees are required to work at least 3 days in the office per week, with the flexibility to work from home 2 days a week, depending on the role requirement. Some businesses may require more time in office due to nature of work.    Details to consider   Those eligible for employment protection (recipients of veteran’s benefits, the disabled, etc.) may receive preferential treatment for employment in accordance with applicable laws.   Privacy Notice     Your personal information will be collected and managed by Coupang as stated in the Application Privacy Notice located below. https://privacy.coupang.com/en/land/jobs/