Staff Mobile Engineer

Please complete the attached Internal Transfer Request Form and submit.

Please make sure to apply with your Coupang e-mail address.

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 engineer 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

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: https://www.coupang.jobs/privacy-policy/

Job Requisition ID: R0074386

Please complete the attached Internal Transfer Request Form and submit.

Please make sure to apply with your Coupang e-mail address.