[Instant Commerce] Senior Staff Back-end Engineer

Coupang · Beijing

Posted 8/20/2026 · last confirmed live 8/26/2026

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     Coupang Eats Engineering builds various products & services for our Customers, Stores (Restaurants/Cafes), Couriers and internal operations. It’s a complex multi-faceted problem that requires optimization across the business (customer experience, merchant management, delivery efficiency & effectiveness) to provide fast and cost-effective experience to our customers and partners. As a senior technical leader in Eats Engineering, you will drive cross-team initiatives that are critical to business growth while ensuring engineering excellence. You will ensure all of Eats Engineering platforms are scalable, extendable, and highly available. You will be comfortable getting into code level details with other engineers and building software. Key Responsibilities • Provide technical leadership to Eats Engineering organization and ensure that our engineers are working on building scalable and fault-tolerant systems • Engage with senior leadership and product owner(s) in developing and executing technical strategy and roadmap ensuring scalability and simplicity • Drive mission critical projects in collaboration with various stakeholders and engineers to solve complex business problems • Own the overall architecture plan and application of best practice architecture, design patterns and ongoing simplification of the system landscape • Dive deep to solve critical system issues. Ideally identify them before they happen and device a plan to address them • Help recruit top tier senior engineers to develop and grow a high performance and impact-driven organization • Develop, mentor, and coach engineers on architecture, design and engineering best practices • Communicate clearly and concisely with the team members, peers and leadership team • Own definition, measurement, and reporting of system and operational metrics Basic Qualifications: • 10+ years of industry experience building B2C scale products, preferably in Java stack and AWS cloud environment • 7+ years of experience in technical leadership roles. Demonstrated experience in driving technical vision and execution at an organization / business unit level • Hands on technical skills in designing, building and delivering scalable and highly available products and services • Solid technical expertise and experience in Java development, system & data architecture, distributed computing & storage, messaging services, caches and performance tuning • Experience collaborating and driving initiatives across globally distributed teams • Data driven, business centric, and a high bias for action and impact. Strong sense of ownership, urgency, and drive • Bachelor/Master/PhD in Computer Science or Engineering, or related field Preferred Qualifications: • Strong verbal and written communication skills • Ecommerce / Food Delivery product development experience, a big plus • Experience in ML platform and MLOps is a big plus • Prompt engineering, Agent framework experience is a big plus 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/    

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