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Server Engineer - System Division, Rakuten Bank, Ltd.

Tokyo, Japan💼 Full-time🗓 2025-09-12 → 2026-07-30

Core

Design, install, operate, and maintain OS, hardware, and middleware for stable financial service platforms, including data center facilities and external services.

Role type

Senior Infrastructure Engineer (System Division)

Builds

Core business systems, user applications (iPhone/Android), and stable financial service infrastructure

Domain

Banking / Financial Services / Infrastructure

Deliverable

production ML models | infrastructure

Required skills

RHEL, Solaris, server design, project management, large-scale system design (100+ servers), web system operation, performance tuning, middleware technology

Preferred skills

Container application platforms (OpenShift), financial service system experience, system architecture review, team leadership

Technologies

RHEL, Solaris, OpenShift

Responsibilities

Design and develop new services, improve server and middleware parameters, propose new technologies, manage infrastructure projects, lead teams

Seniority

Senior, hands-on IC with leadership potential

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