Mobile Engineer

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.

• 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

• 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 (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

• 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

• 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

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.

• 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)
• 401K Plan with Company Match
• 18-21 days of 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

Coupang is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, 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

Job Requisition : R0074386