[Growth Marketing] Sr. Staff Back-end Engineer
Summary
Senior staff back-end engineer in Coupang's Growth Engineering team, leading architecture, development, and operations of a next-generation offsite marketing platform (search/display ads, affiliate, CRM, attribution) while mentoring engineers. Core tech includes distributed systems at scale, Spring, AWS, and big-data tools like Kafka, Flink, and Spark.
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:
Skills
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Basics
First Name, Last Name, Email, Phone, Resume/CV, Cover Letter, Location
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- Coupang China * does not collect or use any personal information other than the types of information specified in this Consent. Please ensure that your resume does not include any personal information other than the types specified in this Consent.
- 1. (Required) Name, contact information, email address, nationality, educational background, work experience, qualifications, national merit status (for special hiring program applicants only), relative’s name/relationship/team, and application history are collected and used for the following purposes: (i) to verify the applicant’s identity and qualifications, (ii) background and reference checks, (iii) for job application, (iv) to check application records and whether the applicant passed the hiring process, (v) to communicate with the applicant, (vi) to respond to requests and inquiries regarding hiring process, and vii) to prevent unfair hiring. Collected personal information are retained for 3 years from the notification of hiring result, and then deleted without delay. You may refuse to provide consent, but such refusal may prevent you from applying.
- 2. (Optional) If you agree, the above information will also be collected and used for the purpose of year-round hiring, or provided to one or more of the following entities other than the one applicant applied for, including Coupang affiliate or subsidiary company* for the purpose of considering hiring for other similar positions. In this case, collected personal information are retained for 5 years, and then deleted without delay. You may refuse to provide consent, but such refusal may prevent the year-round hiring from progressing normally or may result in the restriction of opportunities in the hiring process of companies other than the one you applied.
- 3. (Optional) As stated in #2, I agree to provide my personal information to Coupang affiliate or subsidiary company* for the purpose of considering hiring for other similar positions.
- 4. (Optional) Coupang affiliate or subsidiary company* will send recruitment notifications through transmission media such as phone, email, and SMS using the contact information and email address based on the consent provided by you.
- 5. (Required) If you consent to the above provision of the collected information to Coupang affiliate or subsidiary company for the purpose of considering hiring for other similar positions, your collected information will be transferred to whichever Coupang affiliate or subsidiary company* that the applicant applied to for the recruitment procedure, and the applicant’s information may be transferred overseas in the process. The personal information is transmitted using a secure method and is retained for the retention period specified in the required consent #1 in this form. If you wish to exercise any of your rights concerning your personal information based on the relevant law, you may make a request through the contact information at the end of this Consent. You have the right to refuse to provide consent, but refusal may prevent you from applying.
- 6. (Required) Name, email address, position the applicant applied for, the entity the applicant applied to and nationality are provided to RISQ Group Consulting (Beijing) Co., Ltd. for the purpose of i) education verification, ii) qualification verification, iii) work experience verifications and reference checks, iv) identity verification to check whether the applicant is an internationally sanctioned individual, and v) background check against global media, list of global sanctioned individuals, list of transaction restricted individuals provided by the law enforcement or financial regulator authorities. Personal information is retained until achieving the purpose. You may refuse to provide consent, but such refusal may prevent you from applying.
- 7. (Optional) I consent to reference checks on me within the following scope: Additional reference checks may be conducted on applicants who applied for a job at Coupang China and passed on-site interviews, and Coupang China arranges means to conduct reference checks. Coupang China may collect other personal information about you, including integrity information collected from public sources and the performance evaluation information collected from your former employer or colleagues. Such information may contain sensitive personal information.
- 1. I understand that working with Relatives in the Coupang group of companies (collectively, the "Coupang Group") -- where they can influence each other’s work -- can potentially create conflicts of interest. Therefore, such a situation requires prior approval from the People Operations. In view of the above, I hereby confirm that I DO NOT have any Relatives working in any company within the Coupang Group or serving on the Board of Directors of any company within the Coupang Group;
- 1. Are you currently, or have you been a government official, public servant, or employee of a public institution who may be subject to post‑employment or reemployment restrictions under applicable laws or regulations?
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