--- title: 'Staff, Back-end engineer at Coupang' canonical: 'https://feeny.ai/job/staff-back-end-engineer-coupang-seattle-9pkxvbjqf68j' type: 'job' last_seen: '2026-11-06' --- # Staff, Back-end engineer at Coupang - **Company:** Coupang - **Location:** Seattle, WA - **Posted:** 2026-09-29 - **Last confirmed live:** 2026-11-06 - **Apply:** https://www.coupang.jobs/en/jobs/?gh_jid=8076182 ## Job description [Global Ops Tech] Staff, Back-end engineer (FEX) 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. Job Overview Coupang relies on technology to provide on-time, fast delivery of products to customers every day. Fulfillment Execution (FEX) organization optimizes the real-time distribution of customer orders to FCs nationwide and supports the most efficient order fulfillment process. Building highly available and scalable systems to handle billions of order & delivery transactions and support Coupang’s rapidly growing Product Commerce business is a complex architectural challenge. We are responsible for delivering products to millions of online shopping customers by improving order reconciliation with technology. To deliver on this challenge, we are looking for an experienced and passionate engineer who can design and build large-scale, multi-tiered, distributed services. ## Basic Qualifications - Bachelor’s degree and 7+ years of total experience - Design, build, deploy, and maintain the core Workflow Platform infrastructure, including Temporal, Netflix Conductor, and other distributed workflow orchestration systems - Architect and deliver highly scalable, resilient, and high-performance platform services with exceptional system design and engineering excellence - Benchmark, measure, and optimize platform performance by collecting metrics, publishing results, and driving continuous improvements in reliability, throughput, and latency - Ensure platform availability and operational excellence through observability, monitoring, alerting, incident management, and 99.995% uptime objectives - Estimate, provision, and scale infrastructure capacity to support diverse customer workloads while optimizing performance and cost efficiency - Develop and operate mission-critical backend services and distributed systems in AWS using Java, Spring Framework, and modern cloud-native practices - Investigate and resolve complex system issues, identify root causes, implement preventive measures, and continuously raise the operational excellence bar - Collaborate with cross-functional engineering teams to build open, extensible platform capabilities and deliver innovative solutions at scale ## Preferred Qualifications - Lead, coach, and develop high-performing software engineers while fostering a culture of accountability, collaboration, and continuous growth - Communicate and collaborate effectively with end users, business stakeholders, and technical teams to gather requirements and deliver solutions that achieve business objectives - Drive technical design discussions and guide engineering teams through architecture, implementation, and delivery of scalable solutions - Champion Agile software engineering best practices, including coding standards, code reviews, testing, CI/CD processes, and live-site operations - Demonstrate leadership in highly collaborative, cross-functional environments to align priorities and successfully execute strategic initiatives - Solve complex business and technical challenges through creative thinking, data-driven decision making, and strong partnerships across teams Pay & Benefits Our compensation reflects the cost of living across several US geographic markets. At Coupang, your base pay is one part of your total compensation. The base pay for this position ranges from $162,000/year in our lowest geographic market to $220,000/year in our highest geographic market. Pay is based on several factors including market location and may vary depending on job-related knowledge, skills, and experience. General Description of All Benefits - Medical/Dental/Vision/Life, AD&D insurance - Flexible Spending Accounts (FSA) & Health Savings Account (HSA) - Long-term/Short-term Disability - Employee Assistance Program (EAP) program - 401K Plan with Company Match - 18-21 days of the Paid Time Off (PTO) a year based on the tenure - 12 Paid Holidays - Paid Parental leave - Pre-tax commuter benefits - MTV - [Free] Electric Car Charging Station General Description of Other Compensation “Other Compensation” includes, but is not limited to, bonuses, equity, or other forms of compensation that would be offered to the hired applicant in addition to their established salary range or wage scale. Recruitment Process - Application Review - Application Review - Job Fit Interview - Focus Interview – Offer - The exact nature of the recruitment process may vary according to the specific job and may be changed due to scheduling or other circumstances. - Interview schedules and the results will be informed to the applicant via the e-mail address submitted at the application stage. 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/ Coupang is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, or gender (including pregnancy, gender identity, gender expression, sexual orientation, transgender status), national origin, age, disability, medical condition, HIV/AIDS or Hepatitis C status, marital status, military or veteran status, use of a trained dog guide or service animal, political activities, or affiliations, citizenship, or any other characteristic or class protected by the laws or regulations in the locations where we operate. If you need assistance and/or reasonable accommodation in the recruiting process due to a disability, please contact us at usrecruiting@coupang.com. Job Requisition ID: R0076541 ## About Coupang ## Company Overview - **One-liner**: Coupang is a global technology and Fortune 150 company that reimagines commerce by integrating e-commerce, logistics, last-mile delivery, restaurant delivery, video streaming, and fintech services to wow customers. - **Entity Type**: Public (NYSE: CPNG) - **Headquarters**: Seattle, Washington, USA (global HQ); operates major hubs in Seoul, South Korea, and other locations. - **Founded**: 2010 - **Founders**: Bom Kim (Bong-Seok Kim) ## Core Business - **Primary industry/industries**: E-commerce, Logistics & Fulfillment, Retail, Food Delivery, Fintech, Content Streaming, AI-driven Commerce. - **Target customers**: B2C (primarily consumers in South Korea, with growing global operations including Taiwan, Singapore, and the U.S.). - **Mission or purpose statement**: "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?'" ## Products & Services - **[Coupang (Rocket Delivery)](#)**: Core e-commerce platform offering millions of products with over 99% of orders delivered same or next day via a proprietary logistics network. Includes Rocket Fresh (groceries) and Rocket Now (ultra-fast delivery). - **[Coupang Eats](#)**: Restaurant food delivery service. - **[Coupang Play](#)**: Video streaming service (original content, sports, and licensed shows). - **[Farfetch](#)**: Global luxury fashion platform acquired by Coupang. - **[Coupang Fintech](#)**: Payment and financial services (e.g., Coupang Pay, credit card partnerships). - **[Coupang Logistics & Fulfillment Services](#)**: End-to-end logistics for third-party sellers and brands. - **[Rocket Growth](#)**: SaaS-like tools and services for sellers/suppliers to manage inventory, analytics, and advertising. ## Market Standing - **Valuation/Market Cap**: ~$25.8 billion (as of mid-2026) [LinkedIn]. - **Key Metric**: Annual Revenue of **$34.5 billion** (most recent fiscal year) [LinkedIn]. - **Notable Investors/Partners**: Publicly traded on NYSE (institutional investors include SoftBank, BlackRock, Fidelity, and others). Key partners include major global brands and local Korean suppliers. - **Growth Signals**: - Ranked **#132 on the 2026 Fortune 500**, jumping significantly [investor relations]. - Rapid AI-driven global commerce expansion (e.g., Taiwan, Singapore, and U.S. tech hubs). - 5,940 employees (linkedIn data, with monthly headcount growth of +1.1% and quarterly job posting growth of +154.2%). ## Competitive Advantages - **Fully Integrated Infrastructure**: Coupang owns and operates over 100 fulfillment and logistics centers (covering tens of millions of square feet) combined with proprietary software, AI, and machine learning to predict demand and route deliveries — a moat that competitors in Korea and emerging markets find hard to replicate. - **Speed & Reliability**: Over 99% of orders delivered same or next day (including dawn delivery) 365 days a year, setting a bar that most global e-commerce players cannot match. - **Customer Obsession Culture**: "Wow the Customer" is a core leadership principle, driving constant innovation to break traditional tradeoffs (speed, selection, price). - **Startup Culture with Fortune 150 Resources**: Offers the agility and risk-taking of an early-stage company combined with the stability, compensation, and scale of a large public corporation. ## Strategic Focus - **AI & Technology Leadership**: Heavy investment in AI/machine learning for demand forecasting, dynamic routing, and customer personalization. Actively hiring senior ML and data engineers [careers page]. - **Global Expansion**: Leveraging its Korean infrastructure playbook to enter new markets (Taiwan, Singapore) and grow its global footprint. - **Diversification into Fintech & Content**: Building out Coupang Pay, Coupang Play, and fintech products to create an ecosystem (similar to Amazon Prime's strategy). - **Farfetch Integration**: Turning the luxury fashion platform into a global growth driver. ## Why Work Here - **Culture**: "Best of both worlds" — startup energy (fast decision-making, ownership, risk-taking) with the resources of a Fortune 150 company. Flat hierarchy, open culture, and a strong "bias for action" ethos [coupang.jobs]. - **Remote/Hybrid/Office Policy**: Flexible working hours and work-from-home options are available. Many roles are based in offices (Seattle, Mountain View, Seoul, etc.) with state-of-the-art amenities including cafeterias serving three meals a day, lounge spaces, and coffee/snack bars. - **Benefits**: - Medical insurance for employee and direct family. - Paid family leave (for celebration or bereavement). - Learning programs (foreign languages, soft skills). - Global project opportunities (collaborate with teams across continents). - Team and company events (games, food, bonding). - **Engineering Culture**: High-impact projects — building the commerce infrastructure of the future (large-scale AI, logistics optimization, mobile-first, search & discovery). Emphasizes "Hire and Develop the Best" and "Learn & Iterate" principles. - **Career Growth**: Opportunities for internal rotations, upskilling, and taking on entrepreneurial initiatives within a massive scale. ## Sources 1. [Coupang Careers](https://www.coupang.jobs/en/) 2. [Why Work at Coupang](https://www.coupang.jobs/en/why-coupang/) 3. [Coupang About Us](https://www.aboutcoupang.com/aboutus/) 4. [Coupang Investor Relations](https://ir.aboutcoupang.com/overview/) 5. [LinkedIn - Coupang](https://www.linkedin.com/company/coupang) ## Other roles at Coupang - [[쿠팡] 주니어 콘텐츠 에디터 (로켓프레시)](https://feeny.ai/job/coupang-seoul-0btkdv2zg3m4) — Seoul, South Korea - [[쿠팡] 시니어 콘텐츠 에디터 (로켓프레시)](https://feeny.ai/job/coupang-seoul-chfwjm8d0xv8) — Seoul, South Korea - [[Rocket Now] B2B Sales and Business Development Manager](https://feeny.ai/job/rocket-now-b2b-sales-and-business-development-manager-coupang-tokyo-8tesbctx20f7) — Tokyo, Japan - [[쿠팡] 로켓배송 직매입 Brand Management/MD (쌀/잡곡)](https://feeny.ai/job/brand-management-md-coupang-seoul-11z5aedgevbj) — Seoul, South Korea - [[쿠팡] 광고영업 담당자 (대형 광고주)](https://feeny.ai/job/coupang-seoul-d8m97c35w73r) — Seoul, South Korea - [[CPLB] 오퍼레이션 프로세스 자동화(AX) 담당자](https://feeny.ai/job/cplb-ax-coupang-seoul-3fjw6axtcshy) — Seoul, South Korea - [Helper manager[L5]](https://feeny.ai/job/helper-manager-l5-coupang-taoyuan-n4d4953gc2q9) — Taoyuan, Taiwan - [[쿠팡풀필먼트서비스] 물류센터 자동화 설비 보전 관리자 (안산3센터)](https://feeny.ai/job/3-coupang-south-korea-n3jtzv3k53a7) — South Korea - [[쿠팡풀필먼트서비스] 물류센터 자동화 설비 보전 관리자 (천안6,8센터)](https://feeny.ai/job/6-8-coupang-south-korea-5ee2kapvfp7a) — South Korea - [[쿠팡로지스틱스서비스] Senior Business Analyst (EHS Planning)](https://feeny.ai/job/senior-business-analyst-ehs-planning-coupang-seoul-m855kr7197sw) — Seoul, South Korea