Staff, Backend Engineer (Core Business Engineering)

Coupang
Seoul, South KoreaPosted 10 April 2026

Tech Stack

Job Description

Coupang is reimagining the shopping experience with the goal of wowing each customer from the instant they open the Coupang app to the moment an order is delivered to their door.Powered by an outstanding end-to-end e-commerce and logistics network and a fanatical culture of customer centricity, Coupang has broken tradeoffs around speed, selection and price. Today, we provide exceedingly fast shipping speeds on millions of items including fresh groceries, delivered within hours nationwide, 365 days a year.We are doing this for millions of consumers in Korea. Korea is home to one of the largest and fastest growing e-commerce opportunities anywhere in the world. [About the Team] As a part of Ecommerce Engineering team, we exist for wow customer experiences, world class service excellence and hyper growing revenue. To achieve this, we build scalable extensible architecture to support fast business growth expansion, we create high performance resilient backend system to handle increasing customer requests and we setup stable fault-tolerant mechanisms to guarantee the customer experience. Creating disruptive products resilient platforms for customers with world-class talents and cutting-edge technology is our vision and our commitment to the company. [Key Responsibilities] Hands on engineering leader with deep understanding of open source stack and distributed systems Design layered application, drive the highest quality of architecture and design of purchase/logistic systems Align with PO and business to understand the problem and come out solution, and align with stakeholders and lead engineers on mission critical projects to resolve complex business problem Draw a roadmaps and vision for the scalable and robust growth of the merchant platform to support business growth Collaborate with other Coupang tech teams to make the service extensible to unlock opportunities for innovations [Basic Qualifications] Excellent communication skills, good read/write skills in English Good deep dive skills and someone who is bar raiser for engineering excellence At least 7+ years working experience on software design development Good experience on distributed system and rich experience developing large scale enterprise Able to work in a dynamic and fast paced environment with frequent and on-time Bachelor’s degree in Computer Science, Engineering or related field [Recruitment Process and Others] Recruitment Process Application Review - Phone Interview - Onsite (or Virtual Onsite) 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. Job titles and responsibilities may be subject to change depending on the candidate’s overall experience, etc. This will be communicated to the candidate at the appropriate time before the offer. 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/en/privacy-policy/ Document Return Policy This notification is given pursuant to Article 11 (6) of the Fair Hiring Procedure Act. A job applicant, who has applied but not been finally selected for a position at Coupang (the “ Company ”), may request the Company to return his/her hiring documents submitted pursuant to the Fair Hiring Procedure Act. Howev ... (truncated, view full listing at source)
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