Staff Data Engineer

coupanginternal; Mountain View (CA); On-site; USD 150,000 - 230,000; Full time

Benefits offered by this job

Medical/Dental/Vision/Life insurance

401K Plan with Company Match

Paid Time Off (PTO)

Job summary

Coupang in Mountain View seeks a senior Data Engineer to design and own scalable analytics and data pipelines for search and discovery. You will collaborate with Data Science, Engineering, and Product to ensure reliable data logging and usage across the data lifecycle.

The role emphasizes data quality, performance, and cost-aware scalability, with security and regulatory compliance baked into daily operations. Join a bold, high-impact team at Coupang.

Qualifications

• 6 years of relevant industry experience as a data engineer in a technology company.
• Bachelor's degree in Computer Science or equivalent.
• Proficiency in Data modeling, ETL, Python and SQL.

Responsibilities

• Ideate, build, and manage analytics and production data ETL/ELT systems for high-volume data ingestion from diverse sources.
• Partner with Data Science, Engineering, and Product to enable reliable, accurate logging/implementation and usage of Search data.
• Ensure data quality, observability, and reliability across the data lifecycle.
• Optimize systems for performance, cost efficiency, and scalability.
• Define and manage SLAs for data systems.
• Ensure security and compliance of data per industry standards.

Skills

Data modeling

ETL

Python

SQL

Distributed processing

Experimentation

ML concepts

E-commerce/Search

Education

Bachelor's degree in Computer Science or equivalent

Tools

Airflow

Dagster

DBT

HDFS

S3

Job description

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

The Search and Discovery team is responsible for creating a world class search and discovery shopping experience for our customers, from \"intent\" based shopping to delighting the customer with serendipitous product discovery on every visit.

We are obsessed with optimizing the entire search customer journey, from query understanding and search relevance to personalized and category/mission aware search and recommendation experiences. We believe the experience of finding the right fresh groceries should be personal and different from shopping for a new laptop or your next pair of jeans. Search and Recommendations drive over 70% of product discovery for our millions of daily customers, so the scale and impact of our work is massive!

What You Will Do

• Ideate, build, and manage analytics and production data ETL/ELT systems for high-volume data ingestion from diverse sources
• Partner with Data Science, Engineering, and Product to enable reliable, accurate logging/implementation and usage of Search data
• Ensure data quality, observability, and reliability across the data lifecycle
• Optimize systems for performance, cost efficiency, and scalability
• Define and manage SLAs for data systems
• Ensure security and compliance of data per industry standards

Basic Qualifications

• 6 years of relevant industry experience as a data engineer in a technology company
• Bachelor's degree in Computer Science or equivalent
• Proficiency in Data modeling, ETL, Python and SQL

Preferred Qualifications

• 8+ years experience in data/engineering overall
• Experience with distributed processing technologies and frameworks and distributed storage systems (e.g. HDFS, S3)
• Experience with ETL schedulers (e.g. Airflow, Dagster, DBT)
• Experience with massive datasets, with an understanding of how to optimize data extraction
• Expertise in experimentation and statistics
• Understanding of ML concepts, and how different model configurations affect model outcomes
• Experience in e-commerce and/or search

General Description of All Benefits

• Annual bonus is 0-20% of the base salary
• Medical/Dental/Vision/Life, AD&D insurance
• Flexible Spending Accounts (FSA) & Health Savings Account (HAS)
• Long-term/Short-term Disability
• Employee Assistance Program (EAP) program
• 401K Plan with Company Match
• 18-21 days of Paid Time Off (PTO) a year based on the tenure
• 12 Paid Holidays
• Paid Parental leave
• Pre-tax commuter benefits
• MTV- [Free] Electric Car Charging Station

General Description of Other Compensation

\"Other Compensation\" includes, but is not limited to, bonuses, equity, or other forms of compensation that would be offered to the hired applicant in addition to their established salary or wage scale.

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/privacy-policy/

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 t