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Software Development Engineer, Universal Control Plane Group - Cloud Services Department (CLSD)

Tokyo, Japan💼 Full-time🗓 2026-07-21 → 2026-07-30

Core

Design, develop, and maintain custom business logic and features for the Universal Control Plane application to unify and streamline resource management across private and public cloud environments.

Role type

Senior Cloud-Native Software Development Engineer

Builds

Universal Control Plane application for Rakuten's internal application developers

Domain

Cloud Infrastructure / Platform Engineering

Deliverable

production ML models | product features

Required skills

Cloud-native system design, Kubernetes, Crossplane, Argo Workflows, distributed workflows, data store management (Cassandra, MySQL, PostgreSQL), observability (Grafana, Kibana, OpenTelemetry), service mesh (Envoy), API gateways (Kong), Go/Python/Java

Preferred skills

Temporal.io, public cloud platforms (GCP, AWS, Azure), UI application development

Technologies

Kubernetes, Crossplane, Argo Workflows, Apache Cassandra, MySQL, PostgreSQL, Grafana, Kibana, OpenTelemetry, Logstash, Filebeat, Envoy, Kong, Go, Python, Java

Responsibilities

Design and implement highly available, scalable cloud-native systems; integrate cloud-native technologies to orchestrate resources; implement distributed workflows; develop monitoring and observability solutions; configure service mesh and API gateways; provide operational support and troubleshoot issues; participate in code reviews.

Seniority

Senior, hands-on IC

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