Coupang is one of the largest and fastest growing e-commerce platforms on the planet. We are on a mission to revolutionize everyday lives for our customers, employees and partners. We solve problems no one has solved before to create a world where people ask, “How did we ever live without Coupang?” 

Coupang is a global company with offices in Beijing, Los Angeles, Seattle, Seoul, Shanghai, and Silicon Valley. 

Job Overview:

As a Principal Data Engineer for Coupang Media Group, you will be responsible for building the data architecture and management for Coupang media group systems, design and support reporting systems, ETL design and operational metrics. 

Our group is responsible for advertising brands and products inside our ecommerce website. To get an idea of how valuable that is, Alibaba makes 56% of its profits from advertising. This is an opportunity to be part of building up a new development organization with strong revenue potential inside a successful company. We’re building full-stack engineering teams to handle large scale advertising problems, including real-time behavioral targeting, auctioning and bidding systems and search based advertising.

 Key Responsibilities:

• Design and propose data architecture for Coupang Media Group
• Implement production-ready data pipelines and support near real-time reporting systems at high scale.
• Support data flow for machine learning systems.
• Key technologies you will work with are Postgres, Cassandra, Redis, Kafka, Node.js. AWS, MySQL

 Basic Qualifications 

• 7+ years of experience engineering data solutions for high scale products
• Proficiency in SQL (including PostgresSQL, mySQL)
• Experience with two or more of Kafka, Cassandra, Kinect, AWS Lambda, Hadoop
• Experience creating production quality ETL pipelines at high scale
• Self- starter and innovator who likes to solve complex problems
• Strong written and verbal communication skills
• Ability to deal with ambiguity in business and technology
• Ability to work in multi-cultural, cross functional team
• Bachelor’s in computer science, mathematics, science, or equivalent or equivalent experience.

 Preferred:

• Experience with advertising systems
• Experience building tier-1 data flow monitoring, alerting and automated recovery
• Full-stack engineering experience
• Experience working with AWS (Amazon web services)
• Bilingual in Korean and English
• Experience working in startups

Perks:

• Autonomy to make decisions in a rapidly growing company
• Free medical, dental, and vision insurance
• 18 days PTO + 12 national holidays off
• 401K matching
• Pre-IPO stock options
• Mobile & fitness reimbursement
• Flexible working hours

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, 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 a reasonable accommodation in the application or recruiting process due to a disability, please contact us at [email protected].