Staff Mobile Engineer

Join Coupang's Search AI Product Engineering Team

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 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 AI Product Engineering team is dedicated to crafting innovative search and discovery experiences for Coupang customers. By utilizing cutting-edge AI breakthroughs, we empower our users to navigate products with ease and find everything they need to live their lives to the best.

We are looking for smart, passionate engineers who have a strong sense of ownership. If you want your work to positively impact the lives of millions of people and you are up for a change, let's talk! This team is a full stack team, in which there are Android, iOS, Web and Backend engineers. As the engineer of Search AI Product Engineering team, you will own one of the most critical product surfaces on Coupang's app – Search and Discovery surfaces where 60%+ of transactions happen.

What You Will Do

• Engineer robust AI harness solutions to power the Search AI Product Engineering team
• Develop and launch groundbreaking AI-driven experiences for Coupang's search and discovery platforms
• Drive the high-quality development and maintenance of critical iOS search components, ensuring a robust, fluent, and lightning-fast user experience that wows our customers.
• Strategically collaborate with Product Managers, Designers, and cross-functional teams to deliver holistic, end-to-end user experiences.
• Apply best-in-class programming skills to develop highly innovative, consumer-facing mobile products

What We Are Looking For

• 6+ years of professional iOS development experience, demonstrating deep proficiency in Swift
• Proven track record developing and scaling high-quality, large-scale consumer mobile applications
• Hands-on experience engineering robust AI harness solutions
• Expertise utilizing data analytic tools (e.g., Presto, Jupyter) to drive product insights
• Ability to design, execute, and analyze complex A/B tests and experiments to inform product decisions
• Experience with architecture patterns like MVVM, modern concurrency (Combine / async-await), and data persistence (Core Data)
• Deep and practical understanding of modern iOS UI development, including both UIKit and SwiftUI
• Exceptional cross-functional communication skills and a strong product sense.
• A strong passion and sense of ownership for building and iterating on consumer-facing product

Basic Qualifications

• Bachelor's degree in computer science, electrical engineering, mathematics, statistics or closely related fields
• Experience developing high quality, large-scale consumer applications
• Experience in data analytic tools such as Presto or Jupyter
• Able to conduct complex A/B testing, able to do experiment analysis
• Deep understanding of UI development of Android
• Experience with MVVM, Hilt and Room
• Strong communication skills and great product sense
• Strong passion of building product

Preferred Qualifications

• Master's or PhD in relevant technical fields
• Experience with iOS application development (Swift/Objective-C).
• Experience with Android and/or web development is a strong plus
• Proven track record of strong ownership, ideally within an early-stage startup environment.
• Excellent communication skills with the ability to explain complex technical concepts to both technical and non-technical stakeholders
• Demonstrated ability to work independently and manage ambiguity in fast-paced environment

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 Staff position ranges from $164K/year to $282K/year. 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

• Annual bonus is 0-20% of the base salary
• 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 Public Holidays
• 6 weeks 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 range or wage scale.

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.
• 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:

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 View email address on click.appcast.io.