
Delivering convenience to millions in South Korea
Coupang is a leading e-commerce platform in South Korea, founded in 2010 and headquartered in Seoul. The company serves millions of customers with its fast delivery service, Rocket Delivery, which promises same-day or next-day delivery on a wide range of products. Coupang went public in March 2021, ...
Coupang offers competitive salaries, stock options, generous paid time off, and a flexible remote work policy to support work-life balance....
Coupang fosters a customer-centric culture, emphasizing speed and efficiency in its operations. The company values innovation and encourages employees...

Coupang • Seattle, USA
Coupang is hiring a Senior Staff Backend Engineer for their Inventory and Promise Platform team. You'll empower fulfillment and transportation operations through modern, reliable, and data-driven technologies. This role requires expertise in Java and Spring.
You have 5+ years of backend engineering experience, particularly in building production systems at scale. You’ve owned services from design through deployment and have navigated the complexities of debugging distributed systems. Your deep expertise in Java and Spring allows you to ship high-throughput APIs that handle millions of requests, and you have strong opinions on service architecture and testing strategies. You thrive in a collaborative environment, working closely with cross-functional teams to drive innovation and efficiency. You are passionate about leveraging data-driven technologies to enhance operational performance and customer satisfaction. You understand the importance of creating reliable systems that can scale with the business needs. You are a proactive problem solver who enjoys tackling challenges head-on and is eager to make a significant impact in a fast-growing company.
Experience with cloud technologies and microservices architecture would be a plus. Familiarity with data-driven decision-making processes and a background in e-commerce or logistics can enhance your candidacy. You are comfortable working in a startup-like environment within a larger organization, where agility and adaptability are key.
As a Senior Staff Backend Engineer, you will be a key contributor to the Inventory and Promise Platform team at Coupang. Your primary responsibility will be to empower the Fulfillment and Transportation teams to operate faster, better, and cheaper through the implementation of modern, reliable, and data-driven technologies. You will design and develop robust backend systems that support the company's ambitious growth and operational goals. You will collaborate with product managers, data scientists, and other engineers to define system requirements and ensure that the solutions you build meet the needs of the business and its customers. You will also be responsible for optimizing existing systems, ensuring high availability and performance, and implementing best practices in software development and deployment. Your role will involve mentoring junior engineers, sharing your knowledge, and fostering a culture of continuous improvement within the team. You will participate in code reviews, contribute to architectural discussions, and help shape the technical direction of the team. You will have the opportunity to work on exciting projects that directly impact the customer experience and drive the future of commerce at Coupang.
Coupang offers a dynamic work environment where you can see your contributions making a real difference. You will be part of a team that values innovation and encourages you to take ownership of your work. We provide competitive compensation and benefits, along with opportunities for professional growth and development. You will have access to the latest technologies and tools to help you succeed in your role. Join us at Coupang to be part of a mission-driven company that is transforming the way people shop and live.
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