Description
: Department Overview
Rakuten Group, Inc. has 70+ services. Linking these diverse services through a common membership and loyalty program, Rakuten Group, Inc. has created one of the world's most unique and robust ecosystems. Cloud Services Department (CLSD) mission is to provide high quality services for application team. Our value is providing enough managed services such as Container Orchestration, Database, API Gateway, Load Balancers, CI/CD and Monitoring.
We empower Rakuten Group, Inc. by helping application team to focus on their business. We're waiting for persons who like to find new challenges, and who like to work together to resolve such new challenges.
The mission of the Container Platform Group is empowering each Rakuten Group, Inc. business by providing reliable kubernetes/istio-based container platforms with self-service API and automation.
Position:
Why We Hire
The business of Rakuten Group, Inc. is rapidly growing and our private cloud is rapidly growing as well. To support such growth, many interesting and ambitious projects are on going. We're searching for new members who can enjoy such interesting and ambitious projects. We're also welcoming those who can propose new ideas which can further support Rakuten Group, Inc.'s growth, with internal/external technologies and flexible mind.
Position Details
[Overview]
We're searching for Kubernetes/Container/Linux engineers who can develop software.
Next 3 conditions are required:
(1) Infrastructure Engineer (kubernetes/container/linux);
(2) Software development experience (golang/python) (design and implementation);
(3) Those who can accept big company's culsture and infrastructure's strict rules (top-down order, operation manual, approval process);
[2 kinds of Platforms]
Please support next 2 kinds of platforms:
1. Kubernetes Container Platform and Istio Service Mesh in the private cloud.
2. Legacy platform (kubernetes, mesos/marathon, cloud foundry).
[3 Job Contents]
Please support next 3 Job Contents below:
(1) Operation
Cluster/Node Provisioning.
Alert/Incident Handling.
OS/Middleware Update.
Security Requirement Achievement.
Midnight Release, Midnight Monitoring.
Operation Manual Creation.
Risk Analysis of Production Environment Operation.
(2) Development
Design/Proposal Doc (Diagram, pros/cons comparison).
Cluster/Node auto provisioning.
OS/Middelware auto upgrade.
Self-healing.
(3) User Support and Migration Support
Support special cases which user support group cannot handle.
Support migration from the legacy platform to new private cloud.
Work Environment
1 manager + 1 vice manager + 15 members (Japanese, Chinese, Russian, Filipino, British, Australian, Senegalese, Indian, Thai, Ukrainian).
New grads: 1/3.
Mid-career: 1/3.
Language: Go, Python, Groovy, Shell Script.
Infrastructure: Private Cloud (Baremetal, VM, Container).
Provisioning/Operation: Ansible, multiple inhouse tools written in Go and operator pattern (e.g. redhat operator framework), jenkins, tekton.
Monitoring: prometheus, cortex, grafana, kibana, Datadog, PagerDuty
CI/CD: Jenkins.
Knowledge Tool : Confluence.
Project Management : JIRA.
Communication Tool : Slack, MS Teams, Viber.
Process framework : scrumban.
Mandatory Qualifications:
Certified Kubernetes Administrator (CKA) Holder *1.
Strong sense of responsibility to keep the stability of the system, and to output artifacts by deadline.
Deep understanding and experience of kubernetes/container/linux provisionig and trouble shooting.
Experience of designing and developing web services (golang/python)
Basic knowledge of networking, TCP/IP.
Basic knowledge of distributed system and HA structure.
Experience of large scale system operation (100+ servers).
Those who can follow to the top-down order in a big company.
Those who can follow to the strict rules such as document creation and approval process which is mandatory for infrastructure.
*1) If the candidate doesn't have CKA, please pass CKA exam within 3 month after joining to our group.
Desired Qualifications:
Proficient in Golang.
Participate in open source activities, OSS contributor.
Bachelor/Master's degree around computer science, engineering, or related fields.
Experience of automation of large scale system operation.
Experience of development of middle~large scale application.
Experience of multiple monitoring tool (prometheus, cortex, grafana, datadog, newrelic, elasticsearch, kibana, etc).
private/public cloud experience.
Hiring Criteria
We'll ask many fields of questions such as k8s, linux, network, distributed system, development/programming, trouble shooting, work style in an organization.
The candidate doesn't have to be perfect in all the questions. We're searching for those who are very good at "some specific fields" AND whose skills are well "balanced".
#engineer #infrastructureengineer #technolplatformdiv
Languages:
English (Overall - 4 - Fluent)-
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