[Coupang] Staff, Back-end Engineer (Data Infrastructure)

About us

The Data Infrastructure team in the Data Platform organization serves Hadoop clusters, DW, and Orchestration platforms across the entire business domain. The infrastructure managed by the Data Infrastructure team provides various data processing related to Coupang services, including log analysis, recommendation, price comparison, AB testing, search indexing, advertising, and rocket delivery. We are confident that we are playing a pivotal role in experiencing the best e-commerce for Coupang's customers.

The Data Infrastructure team simultaneously serves hundreds of Hadoop clusters in cloud environments and has the infrastructure and know-how to reliably scale to thousands of nodes. To this end, open sources such as Hadoop, Spark, Hive, Presto, Airflow, Oozie, Docker, Kubernetes, Ansible, Terraform, Packer, and Java and Python are used as development languages.

Our vision is to provide modern self-service tools to enhance engineering productivity, making it easy for anyone to utilize our data, and build a platform that is consistently scalable and reliable. We are looking for a software engineer who will create the most robust platform services at a global level beyond Korea!

Responsibilities:

• With a high understanding of big data technology and skilled development capabilities, the Staff Back-end Engineer performs the following tasks:
• Collaborate with stakeholders and lead engineers on key mission-critical projects
• Leading the design and deployment of big data infrastructure architectures
• Hadoop/Data Warehouse infrastructure maintenance
• Establish Data Warehouse governance and improve cluster operation efficiency
• Self-service development to improve cluster operational efficiency and user experience
• As a Backend Engineer, participate in business/technical improvement projects from a data platform perspective
• Modern data engineering technology research and product development

Requirements:

• Bachelor's degree or/and master's degree in computer science and equivalent majors
• Proficient in at least one or more Java, Scala, Python
• More than 10 years of experience in designing, developing, and maintaining large software infrastructures
• Have expertise in distributed systems such as Hadoop and Spark
• Great communication skills and fun to share your experiences and learning with your colleagues
• People who try to automate without maintaining manual or repetitive tasks

Preferred:

• Experience in designing and developing data pipelines in cloud environments such as AWS and GCP

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.  
• Coupang does not discriminate against disabled applicants or those with veteran status.  
• We are proud to offer equal opportunities for all applicants.  
• Hiring may be restricted in case the legal qualifications required for hiring and work performance is not met.  
• This is a full-time regular position and includes 12 weeks of probation period; provided, however, the probationary period may be either skipped, shortened or extended if necessary for business purposes. 

Privacy Notice  

• Your personal information will be collected and managed by Coupang as stated in the Application Privacy Notice is located below. 
  https://privacy.coupang.com/en/land/jobs/  

Document Return Policy 

1. This notification is given pursuant to Article 11 (6) of the Fair Hiring Procedure Act. 
2. 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.  
3. 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 It 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. 
4. 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 his/her hiring documents will be destroyed immediately in accordance with the Personal Information Protection Act.  
5. The above paragraphs 1 - 4 shall only apply when the labor-related laws of Korea govern the application. They are otherwise not applicable.