Senior Staff Back-end Engineer (Rocket Pay)

New roles land in Following.

Seoul, South KoreaPosted 7 days agofulltime

Apply on Coupang's career page

Market pay check

Matched to Computer systems and software professionals

Source: Ministry of Employment and Labor wage information system (wage.go.kr), wage distribution by occupation.

What you'd do

Define technical direction and architecture for core payment domain systems
Design and evolve highly reliable fintech systems handling large-scale traffic
Own system stability,scalability,security,and performance for Coupay payment service

What they want

15 or more years of backend engineering experience
Design and operate large-scale distributed systems using Java/Kotlin and Spring Framework
Own and proactively improve one or more complex services with strong technical ownership

Nice to have

Led architecture design and migration in JPA and MSA environments
Development and operations experience in Payment or Fintech domain
Incident response,monitoring systems,SLA improvement in high-traffic environments

Seoulstart's read

Visa tier (likely): E-7 specialty / professional (likely)
Korean language: Business-level Korean required
English friendliness: Medium: English JD, mixed-language workplace
Context: Coupang is a major Korean e-commerce platform; fintech roles typically require Korean business fluency for cross-functional collaboration with domestic teams,though this JD provided full English description.

This is Seoulstart's analysis of the public job description, not the employer's stated policy. Verify visa sponsorship, language requirements, and remote allowances directly with the recruiter.

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