Manager, Back-end Engineering (Eats Merchant)

Company Description 

CES (Coupang Eats Services) manages dedicated delivery partner operations and service teams that support customers, store owners, and delivery partners. We wow our customers by delivering what they want, when and where they want it. We also provide OSS (One-Stop Service) to help our restaurant partners connect with hungry customers by solving all types of problems related to our EDP (Eats Delivery Partners). If you are interested in redefining the future of food delivery, join us. With Coupang’s innovative technology, Coupang Eats Services will continue to offer delicious food to customers, empower local businesses, and generate new ways for delivery partners to earn, work, and live. 

 

Team Description 

The Merchant Engineering team is responsible for building and innovating the end-to-end Merchant Journey for Coupang Eats in Korea as well as global services (such as Rocket Now in Japan). We empower merchants and help potential local merchants to adapt to the online delivery model and support them to run successful online businesses. 

Our team owns the core platform that enables hundreds of thousands of merchants to run their businesses smoothly—from onboarding and menu management to order processing, settlements, and sales analytics. Our team owns the key systems for the entrusted data from merchants and our customers rely on accurate store and menu information to choose the best to their needs. In an expanding global business and fast-changing commerce environment, we work closely with key business stakeholders to deliver the best possible merchant experience.  

We are looking for a leader who can demonstrate exceptional problem-solving skills and grow within this dynamic environment. 

This position is employed under Coupang Corp. (Headquarters). 

 

Key Responsibilities 

• Merchant Technical Strategy & Execution: Translate product, operational, and regulatory requirements across Korea and global merchant platforms into an actionable technical roadmap and drive execution. 

• Core Merchant Domain Management: Oversee the full software development lifecycle (design, development, testing, deployment, and operations) across the merchant domain, including store onboarding, menu/pricing management, order acceptance/status management, and settlement/sales analytics. 

• Architecture Leadership & System Stability: Lead key technical decisions and design high-availability, high-performance backend architectures capable of handling merchant data. 

• Engineering Excellence: Establish standards for code quality, performance, and security. Drive continuous improvement in incident management, on-call rotations, and post-mortem processes. 

• Project & Resource Management: Manage schedules, resources, risks, and task priorities across multiple parallel projects. 

• Team Leadership & Talent Development: Build a high-performing engineering organization by recruiting, coaching, evaluating, and supporting the career growth of backend engineers. 

• Cross-Functional Collaboration: Partner closely with Product, Operations, Legal, and global teams to align on requirements and make optimal trade-off decisions. 

• Process & Productivity Innovation: Structurally improve team engineering productivity and system operational workflows by adopting modern development practices, including AI-driven environments. 

 

Minimum Qualifications 

• 8+ years of backend development experience, with proven leadership experience as a Backend Engineering Manager or Tech Lead. 

• Proven track record of designing distributed systems and operating Microservice Architectures (MSA) in high-traffic environments, with strong consideration for performance, stability, data consistency, and security. 

• Experience taking ownership of complex business domains (e.g., stores, settlements, product/menu management) and driving continuous system improvements. 

• Experience maintaining service SLAs, including production incident response, building monitoring frameworks, and managing on-call rotations. 

• Strong problem-solving skills with the ability to translate complex business problems into clear technical solutions. 

• Professional English communication skills for seamless collaboration with global stakeholders and international engineering teams. 

 

Preferred Qualifications 

• Extensive experience developing and operating large-scale services using Java and the Spring Framework. 

• Experience operating multi-country services, accommodating country-specific settlement/tax regulations, and leading localization efforts. 

• Background in building B2B SaaS, e-Commerce Merchant Platforms, Merchant Portal, or settlement/payment domains. 

• Deep experience with Event-Driven Architectures, message queues (e.g., Kafka), and JPA/RDBMS/NoSQL optimization. 

• Proven technical leadership with a strong influence across the organization and adjacent teams. 
• Track record of elevating engineering quality standards, code review cultures, and overall development processes.