CO
Coupang

Staff~Sr. Staff, Machine Learning Engineer (Ads Engineering)

Location: Seoul, South Korea · Category: Data, AI & Analytics · Seniority: Staff · Posted: July 30, 2026 · Verified: Sep 23, 2026

Role Overview & Description

This role focuses on developing and deploying machine learning models for Coupang's advertising platform, optimizing ad targeting, ranking, and yield. The engineer will work on large-scale ML systems, leveraging big data and cloud infrastructure to improve ad performance and business outcomes.
Hiring Telemetry · Expansion Signal

Track team expansion and market signals for Coupang

Polaris7 monitors open roles, strategic market movements, and M&A developments in real time. Get automated intelligence briefings on Coupang and benchmark against direct competitors.

Source & Transparency: This position was structured directly from the publicly accessible career portal of Coupang. Details on the employer’s original job posting are authoritative. Polaris7 charges no placement fees and conducts no candidate screening.
Company IntelligenceVerified Profile
CO

Integrated commerce, logistics and retail media platform.

Similar Positions in DACH

Related roles across advertising, media, and data

Re-check scheduledRemote - United StatesRemoteData, AI & AnalyticsStaff

This Staff Machine Learning Engineer role on the ML Efficiency team builds infrastructure and tooling to optimize ML training and inference at scale. The engineer will improve GPU utilization, develop benchmarking frameworks, and drive technical strategy for platform scalability and cost efficiency. Requires 5+ years of software engineering experience with strong Python and distributed systems expertise.

Re-check scheduledRemote - United StatesRemoteData, AI & AnalyticsStaff

This Staff Machine Learning Engineer role on the Ads Creative Effectiveness team builds GenAI and predictive products for ad creative, including image, video, and copy generators with brand preservation and performance-guided generation. The engineer will architect advanced generative workflows, fine-tune vision-language models, and implement safety and compliance layers. Requires deep ML expertise with hands-on LLM/VLM fine-tuning and RLHF/RLPF experience.

Re-check scheduledMulti-Location (2 Locations)Data, AI & AnalyticsSenior

This Staff/Senior Machine Learning Scientist role is responsible for designing, implementing, and productionizing ML models to improve bidding, pricing, and personalized content recommendation for Appier's Ad Cloud. The role involves analyzing large-scale user and auction data, collaborating cross-functionally, and improving system performance through offline and online experimentation. Requires 4+ years of ad tech experience with a focus on performance optimization and applied ML in CTR prediction or recommendation systems.

Verified todayNew York, New York, United StatesData, AI & AnalyticsMid-Level

Develops and deploys machine learning models to optimize Kargo's advertising platform, focusing on algorithmic optimization and data-driven solutions. Requires strong programming skills in Python and experience with ML frameworks like TensorFlow or PyTorch, as well as cloud platforms such as AWS.

More Positions at Coupang

3 more open roles

Re-check scheduledTaipei, TaiwanCustomer Success & Client OperationsMid-Level

This role manages customer service operations for the Taiwan team, overseeing daily operations and team performance. It involves shift-based work and requires strong leadership and customer service skills to ensure high-quality support.

Re-check scheduledTaipei, TaiwanCustomer Success & Client OperationsMid-Level

This program management specialist role focuses on customer service (CS) program management for Taiwan operations. The role involves managing CS programs, improving service quality, and coordinating with cross-functional teams.

Re-check scheduledSeoul, South KoreaCustomer Success & Client OperationsMid-Level

This role handles external and internal complaints at headquarters, managing resolution processes and communication. Requires strong problem-solving and communication skills.