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Manager, Back-end Engineering (Rocket Pay)

Seoul💼 Full-time🗓 2026-07-29 → 2026-09-26

Core

Leading the new payment service development organization and driving the design and development of a next-generation payment platform for Coupang's fintech business.

Role type

Manager, Back-end Engineering (Payment/Fintech)

Builds

Next-generation payment platform supporting online and offline transactions, payment authentication, settlement, and merchant integration.

Domain

Fintech / Payment Systems

Deliverable

production ML models | product features | infrastructure

Required skills

Software architecture design, scalable system design, payment infrastructure development, team leadership, stakeholder collaboration, critical system issue analysis, JPA, Microservices Architecture (MSA), Java, Spring, Kotlin

Preferred skills

Computer Science degree, Payment/Fintech domain experience, large-scale global system architecture design, AWS, Kubernetes, Spark, Hadoop, Cassandra, Kafka, Airflow, big data processing

Responsibilities

Lead new payment service development organization and establish technical strategy and roadmap; Design and lead development of next-gen payment platform; Collaborate with Product, Business, and stakeholders to launch new services; Design and enhance scalable system architecture for high-traffic environments; Develop and operate core payment infrastructure; Establish operational systems for stability, performance, and security; Build high-performing development organizations by mentoring backend engineers and engineering leaders.

Seniority

Manager, hands-on IC with leadership responsibilities

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