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Building the future of eCommerce. We push the boundaries of what’s possible to solve problems!
The Role
Designs and scales Coupang’s search and discovery backend services, resolving architectural constraints, performance bottlenecks, latency, and high-traffic availability challenges. The role develops customer-facing products, optimizes mission-critical APIs, applies distributed systems and systems programming expertise, and partners with product and design teams to improve user experiences.
Summary Generated by Built In
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.
Role Overview
The Search & Discovery AI Product Engineering team is crafting a visionary search and discovery experience for Coupang users, making product navigation seamless and enriching lives through better discovery. We seek brilliant, driven individuals with deep ownership mindset.
If you want your technical contributions to impact millions and you thrive on high-stakes challenges, lets connect! As a backend engineer on this team, you will drive the evolution of Coupang's most vital interfaces—surfaces facilitating over 60% of all customer transactions.
What you'll do:
- Identify and resolve architectural constraints within the existing search system framework.
- Design and implement cutting-edge solutions utilizing advanced system technologies to eliminate performance bottlenecks.
- Develop innovative user-centric products for the Coupang search and discovery ecosystem.
- Scale and optimize mission-critical services to ensure a consistently superior customer experience.
- Partner cross-functionally with Product Managers and Designers to deliver a unified and intuitive experience for our users.
- Apply expert-level engineering skills to create pioneering consumer-facing mobile solutions.
Basic Qualifications:
- 5+ years of professional expertise in distributed systems, systems programming, and backend engineering.
- 5+ years of deep experience with core algorithms, system architecture, and large-scale distribution.
- Prior React Web experience is a significant advantage.
- 5+ years of rigorous coding proficiency in Java, Go, or other languages.
- Advanced degree (BS/MS/PhD) in Computer Science or a related technical field.
- Proven track record of managing high-availability API platforms and resolving intricate scaling, latency, and performance hurdles in high-traffic environments.
Preferred Qualifications
- Exceptional communication abilities paired with a sharp product intuition.
- Intense drive for building impactful products.
- High degree of autonomy; startup background is highly valued.
- Resilience in the face of ambiguity and a desire to solve complex, messy problems.
- A scrappy, risk-taking attitude focused on results.
Pay & Benefits
Our compensation reflects the cost of living 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 $194,000/year in our lowest geographic market to $243,000/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 Account (HSA)
- Long-term/Short-term Disability
- Employee Assistance Program (EAP) program
- 401K Plan with Company Match
- 18-21 days of the Paid Time Off (PTO) a year based on the tenure
- 12 Paid Holidays
- 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 range or wage scale.
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.
- Those eligible for employment protection (recipients of veteran’s benefits, the disabled, etc.) may receive preferential treatment for employment in accordance with applicable laws.
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 trained dog guide or service animal, political activities, or 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 reasonable accommodation in the recruiting process due to a disability, please contact us at [email protected].
Job Requisition ID: R0077524
Skills Required
- 5+ years of professional experience in distributed systems, systems programming, and backend engineering
- 5+ years of experience with core algorithms, system architecture, and large-scale distributed systems
- 5+ years of coding proficiency in Java, Go, or other programming languages
- Bachelor’s, master’s, or PhD degree in Computer Science or a related technical field
- Proven experience managing high-availability API platforms and resolving scaling, latency, and performance challenges in high-traffic environments
- Prior React web experience
- Exceptional communication abilities and product intuition
- High degree of autonomy and startup experience
- Resilience amid ambiguity and ability to solve complex problems
Coupang Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Coupang and has not been reviewed or approved by Coupang.
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Healthcare Strength — Benefits are described as robust, including medical, dental, vision, disability, life, mental health, and transgender healthcare. Some locations also offer on-site or virtual health screenings that enhance preventive care access.
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Retirement Support — Financial programs include a 401(k) with company matching and an employee stock purchase plan alongside performance bonuses. Feedback suggests these elements provide a structured foundation for long-term savings and wealth building.
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Leave & Time Off Breadth — Paid time off is described as generous with accrual increasing with tenure, complemented by company-paid holidays and parental leave. Flexible work arrangements in some roles further support time away when needed.
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The Company
What We Do
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.
Why Work With Us
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. At our core, we are bold and ambitious people that like to get our hands dirty and make a hands-on impact.
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