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 are collectively disrupting the multi-billion-dollar commerce industry from the ground up and establishing an unparalleled reputation for being leading 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 Growth Engineering, our mission is to increase the number of transacting customers and grow their purchase frequency and lifetime value. We are the architects of core platforms and services that propel Coupang's growth and marketing efficiency. Our portfolio includes platforms for Search Advertising, Affiliate, Display targeting, CRM, Audience, and Push Marketing, along with core services for user profiles, landing, tracking, and attribution. The team has significant opportunities in machine learning for areas like targeting, personalization, and product recommendations. As an senior staff engineer, you will lead the architecture, development, and operationalization of a next-generation Marketing Platform. This platform is designed to drive the rapid growth of Coupang’s offsite marketing business. Key Responsibilities: • Lead and mentor a team of talented engineers, fostering a culture of technical excellence and continuous improvement. • Define and execute the short and long-term architectural roadmaps for offsite marketing team. • Collaborate with business and product teams to translate business requirements into architecture designs and execution roadmaps. • Ensure the platform meets high standards of availability, reliability, and low-latency. • Drive continuous improvement in the efficiency and flexibility of the data, platform, and services while maintaining high customer trust, performance, and availability. • Lead the collaboration with data scientists, machine learning engineers, and other stakeholders to drive cross functional projects. • Define how AI and emerging technologies can improve engineering productivity, software quality, and organizational effectiveness within your area or tech domain. Basic Qualifications: • 12+ years in software engineering domain, with a significant portion in a technical leadership. • Experience in designing, implementing, and maintaining distributed systems at scale. • A proven track record of leveraging AI to improve org’s engineering productivity or drive business impact. • Demonstrated experience translating business needs to technical architecture and execution plans. • Experience taking a leading role in building complex software systems that have been successfully delivered to customers. • A proven track record of influencing software engineering best practices. • Bachelor’s degree in computer science or a related field. • Business-level English (written and spoken) is a must. Preferred Qualifications: • Experience with mar-tech platform to support offsite marketing such as display ads, search ads, affiliate marketing. • Experience with open-source frameworks and technologies such as Spring, AWS, APIs, NoSQL, and Big Data Technologies like Kafka, Hive, Cassandra, Iceberg, Apache Flink, or Apache Spark. • Strong technical leadership experience in a fast-paced, ambiguous, and agile environment. • Ability to work backwards from the customer and deliver innovative, simple solutions. Details to Consider  • This job posting may be closed prior to the stated end date for application if all openings are filled. • Coupang has the right to rescind an offer of employment if a candidate is found to have submitted false information as part of the application process. • 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://www.coupang.jobs/privacy-policy/