Staff Backend Engineer (Corner Stone Team - Application Infra)

About Coupang:

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.

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.

Job Overview:

The Coupang Corner Stone team in application infrastructure organization, takes charge of company-wide transaction data storage and common data service layer to materialize e-commerce data for a low latency reading. The team owns the common data service which is at the core of e-commerce business to connect vertical business data and front-end data consumers. It ingests data from various data storages, processes within minutes in parallel and saves in persistent storage for customer facing front-end to consume.We are looking for software development engineers with large data processing and data materialization experience. As a Staff Engineer, you are the tech leader in the team taking charge of system design, implementation, service optimization and daily operation.

Key responsibilities:

• Hand on the system and new feature design, implementation, testing and release of Common data service and Storage system.
• Dive deep into the system and fix complex technical problems.
• Participate in the daily system operation to address system issues and answer the customer questions.
• Identify the system reliability and performance issue and propose solutions applying best industry practice.
• Collaborate with other Coupang tech teams to make the service extensible to support business growth
• Advocate engineer excellence and operation excellence with the team

Qualifications

We are looking for someone who has

• 8+ years professional software development experience, or 6 years of experience with an advanced degree.
• At least 6 years of experience working in backend systems with a focus on Java
• At least 4 years of experience working in data technologies - SQL and NoSQL
• Proven experience on delivering mission critical projects at large scale
• Practical experience with IaC (preferably Terraform) and CI/CD
• Experience with cloud computing - one or more of AWS/Azure/GCP

Preferred Qualifications

• Experience in server-side web app frameworks such as SpringBoot
• Experience with shift left methodologies focusing on high quality and faster time to market
• Deep understanding of modern web application architectures and design patterns that lead to high performance and scale
• Deep appreciation for metrics and observability with undeterred focus on raising the bar for the quality of services
• Tenacity to dive deep into complex issues, identifying root causes and resolving them

Pay & Benefits

Our compensation reflects the cost of labor across several US geographic markets. At Coupang, your base pay is one part of your total compensation.

The base pay for this position ranges from $138,000/year in our lowest geographic market to $297,000/year in our highest geographic market. Pay is based on several factors, including market location, and may vary depending on job-related knowledge, skills, and experience.

General Description of All Benefits

• Medical/Dental/Vision/Life, AD&D insurance
• Flexible Spending Accounts (FSA) & Health Savings Accounts (HSA)
• 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 tenure
• 12 Public Holidays
• Paid Parental leave
• Pre-tax commuter benefits

General Description of Other Compensation

“Other Compensation” includes, but is not limited to, bonuses, equity, or other forms of compensation offered to the hired applicant in addition to their established salary range or wage scale.

Equal Opportunities for All

Coupang is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to actual or perceived race (including traits historically associated with race, including but not limited to hair texture and protective hair styles), color, religion, religious creed (including religious dress and grooming practices), sex or gender (including pregnancy, childbirth, breastfeeding, and medical conditions related to pregnancy, childbirth or breastfeeding), gender identity, gender expression, sexual orientation, ,ancestry, national origin (including language use restrictions), age (40 and over), physical or mental disability, medical condition, genetic information, HIV/AIDS or Hepatitis C status, family status (including but not limited to marital or domestic partnership status), military or veteran status, use of a trained dog guide or service animal, political activities or affiliations, ancestry, citizenship, family and medical leave status, status as a victim of any violent crime, or any other characteristic or class protected by the laws or regulations in the locations where we operate. Coupang is also committed to providing a safe work environment for its employees and its consumers. If you need assistance and/or a reasonable accommodation in the application of recruiting process due to a disability, please contact us at usrecruiting@coupang.com.

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

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