DevOps Engineer

Job Description

About Rakuten Group, Inc.:

Rakuten Group, Inc. (TSE: 4755) is a global leader in internet services that empower individuals, communities, businesses and society. Founded in Tokyo in 1997, Rakuten has expanded to offer services in e-commerce, fintech, digital content and communications to approximately 1.8 billion members around the world. The Rakuten Group has over 30,000 employees and operations in 30 countries and regions. For more information, visit https://global.rakuten.com/corp/(opens in a new tab).

About Rakuten Asia

Situated in the heart of Singapore's Central Business District, Rakuten Asia Pte. Ltd. is Rakuten's Asia Regional headquarters. Established in August 2012 as part of Rakuten's global expansion strategy, Rakuten Asia comprises various businesses that provide essential value-added services to Rakuten's global ecosystem. Through advertisement product development, product strategy, and data management, among others, Rakuten Asia is strengthening Rakuten Group's core competencies to take the lead in an increasingly digitalized world.

Overview

Job Summary:

We are hiring a DevOps Engineer to strengthen our platform reliability, deployment speed, and observability across cloud environments. You will own CI/CD, infrastructure automation, container orchestration, and monitoring, partnering closely with backend, QA, and product teams.

Responsibilities

• Own and improve CI/CD pipelines (Jenkins/GitHub Actions/Bitbucket Pipelines)
• Containerize services and manage runtime environments (Docker, Kubernetes on GKE/EKS)
• Provision and manage cloud infrastructure (GCP/Azure; IaaS VM management)
• Implement IaC across environments (Terraform/Helm)
• Set up monitoring and alerts (Prometheus/Grafana; Cloud Monitoring/CloudWatch); contribute to tracing and logging standards
• Support database/storage operations (RDBMS, NoSQL; Cloud SQL/RDS backups, replication, performance)
• Manage networking/IAM (VPC, LB/DNS, RBAC, secrets management)
• Drive reliability improvements and incident response; define and improve SLI/SLOs
• Collaborate with QA on test environments and automation integration
• Support services in production environments to ensure high availability and performance
• Align with lifecycle management (LCM) strategy; ensure systems, software, and middleware are upgraded regularly
• Align with company security requirements; prioritize remediation of vulnerabilities in server environments
• Drive cost-awareness and optimization across infrastructure and operations
• Design and evolve reusable DevOps libraries and CI/CD pipelines that can be applied across projects
• Collaborate with DevOps peers and architects to align best practices, standards, and technical direction for infrastructure and DevOps across the organization

Requirements

• Education: Bachelor's degree or higher in Computer Science, Computer Engineering, or a related field
• Experience: 5+ years in DevOps/SRE with hands-on production ownership
• Cloud: AWS/GCP platform experience; IaaS VM operations
• CI/CD: Jenkins, GitHub Actions, or Bitbucket Pipelines
• Containers: Docker; Kubernetes operations on GKE/EKS (upgrades, scaling, multi-env)
• IaC: Terraform/Helm; environment orchestration and standardization
• Monitoring/Observability: Prometheus/Grafana, tracing, and cloud alerting; familiarity with Cloud Monitoring/CloudWatch; define actionable SLOs; PagerDuty setup
• Scripting: bash or Python for automation; practical runbook usage
• Databases/Storage: RDBMS (MySQL, Oracle etc.); NoSQL (Redis, MongoDB, Couchbase, Firestore etc.); S3/GCS; RDS/Cloud SQL (backups, replication, performance tuning)
• Networking/IAM: VPC design, load balancers, DNS, RBAC, secrets management
• Scaling patterns: high-traffic services across layers (web, database, logging)
• Production operations: commitment to availability, incident response and postmortems, and recovery
• Cost-effectiveness: plan/monitor infra usage and optimize costs

Good To Have

• Experience with GCP (GKE, Cloud SQL, Cloud Monitoring) in production
• Helm charts and Kustomize; service mesh familiarity
• Secrets management (e.g., HashiCorp Vault, cloud KMS)
• Performance testing/optimization and capacity planning
• Experience in setting up NoSQL DBs (e.g., Redis, MongoDB, Firestore, Couchbase) and CDN usage
• Experience with microservices, and event-driven architectures
• Experience with middleware such as distributed caching, message queues, RPC frameworks