CareerPlanSign in

System Operation/Maintenance Engineer – E-money System Department, Rakuten Edy, Inc. (Secondment)

Tokyo, Japan💼 Full-time🗓 2026-09-04 → 2026-09-25

Core

Ensure stable operation and maintenance of large-scale e-money payment services (Rakuten Edy, Rakuten Cash) including monitoring, troubleshooting, and continuous improvement.

Role type

Senior System Operation/Maintenance Engineer (Fintech)

Builds

High-availability payment infrastructure and services for millions of users across online and offline channels.

Domain

Fintech / Electronic Payment / E-money

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

System operations and maintenance, backend application development, organizational/project management, AI technology maintenance, Japanese (business level), English (professional working proficiency)

Preferred skills

Mission-critical services, large-scale user services, BtoB services, Fintech domain knowledge, Atlassian tools, RDBMS, App Server, Container/virtualized environments, operational efficiency improvement

Technologies

Google Cloud Platform, Rakuten Private Cloud, AWS, JIRA, Confluence

Responsibilities

Manage service operation business, arrange and negotiate operation tasks with internal/external teams, promote troubleshooting and improvement activities, plan and manage service availability and continuity tasks, discover and resolve service issues.

Seniority

Senior, hands-on IC with leadership potential

Sourced via workday · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.