About us

We exist to wow our customers. We know we’re doing the right thing when we hear our customers say, “How did we 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 entrepreneurial 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.

As a Sr. Staff Data Engineer for the Core Data and Ingestion team, you will be responsible for the Architecting, design, and development of the Data Ingestion, Data Lake, Data Warehouse, and Data Marts to enable data-driven decision-making across different organizations at Coupang. In this role, you will be responsible to work across business domains to understand their business needs, work with Big Data Infrastructure to Architect/Design the reliable and scalable data products which process tera bytes of data each day and enable our customers to make reliable and fast business decisions. At this scale, you will need to ensure fault tolerance and robustness to deliver accurate results on time.

What You Will Do

• Serve as a technical leader and exert technical influence over multiple teams, increasing their productivity and effectiveness by sharing your deep knowledge and experience.
• Work closely with Business analyst across business domains, identify their data needs, identify core KPI’s to drive business growth, Influence source data producers to log key attributes.
• Define foundational core data models across different business domains such as search, finance, accounting, advertising, marketing, warehouse management systems etc.
• Design and build Coupang's next generation Data Lake, and Data Warehouse.
• Design and build reliable data pipelines using modern distributed processing technologies such as Spark, Streaming, Iceberg, and Hive with the ability to scale very large data volumes.
• Experience driving Master data management practices from producer/source to consumer/data warehouse.
• Foster, mentor, and enforce industry best practices in data architecture, design patterns, big data platform, storage, distributed compute and coding standard.

Basic Qualifications

• Bachelor's degree and/or Master's degree in Computer Science or equivalent.
• Experience in Big data with deep understanding of data modeling, data architecture, and data warehousing.
• Strong hands-on experience in distributed processing using Scala/Spark, PySpark, and Hive.
• Extensive experience Bigdata Platform, Data Warehousing concepts and languages (SQL, NoSQL) and MPP database such as Redshift.
• Problem solver, Pragmatic and Open-minded
• Experience with handling large data volumes in a distributed environment
• Hands on experience with AWS Cloud Computing platforms and understanding of scalability and reliability issues.
• Hands-on experience in one or more programming languages such as Java, Scala, Python or similar languages.
• Experience in collaborating with cross-functional teams to define mission, vision, and roadmaps

Preferred Qualifications

• Experience in e-commerce Data products.
• Experience of using large-scale distributed infrastructures for data processing (e.g., Kafka, EMR, Spark on Kubernetes, Redis, Hive/Spark on Hadoop).
• Experience in event based Near Real Time (NRT) data ingestion/processing.
• Familiarity with workflow or orchestration frameworks, open-source tools like Airflow and Luigi or commercial enterprise tools. Knowledge of container services (Docker/Kubernetes) is a plus.

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.

Things 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.
• Coupang does not discriminate against disabled applicants or those with veteran status. We are proud to offer equal opportunities for all applicants.

Privacy Notice

• Your personal information will be collected and managed by Coupang as stated in the Application Privacy Notice located below.

https://rocketyourcareer.kr.coupang.com/privacy-policy (Korea)

https://rocketyourcareer.usa.coupang.com/privacy-policy (U.S.)

https://rocketyourcareer.cn.coupang.com/privacy-policy (China)

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. However, this will not apply where the hiring documents were submitted via the website of the Company or e-mail, or where the job applicant submitted those documents voluntarily without a request from the Company. In addition, if the hiring documents were destroyed due to a natural disaster or any other reasons not attributable to the Company, such documents will be deemed to have been returned to the job applicant.
• A job applicant who wishes to request the return of his/her hiring documents pursuant to the main sentence of paragraph 2 above should fill out a “Request for Return of Hiring Documents” [Annex Form No. 3 in the Enforcement Rule of the Fair Hiring Procedure Act] and submit the request to the Company by email ( recruitingops@coupang.com ) In such case, within fourteen (14) days from the date of identifying the receipt of the request, the Company will send the hiring documents to the job applicant’s designated address via registered mail. Please be informed that the job applicant is required to pay the postage on the registered mail.
• In preparation for a job applicant’s request for the return of hiring documents pursuant to the main sentence of paragraph 2 above, the Company shall retain the original hiring documents submitted by the job applicant for 180 days from the completion of the recruiting process. If no request is made until the end of this period, all of his/her hiring documents will be destroyed immediately in accordance with the Personal Information Protection Act.

Equal Opportunities for All

Coupang is an equal opportunity employer. Our unprecedented success could not be possible without the valuable inputs of our globally diverse team.