Job Description

Appealing Points:

• Work with cutting-edge infrastructure technologies : Utilize your deep expertise in Linux internals and Kubernetes to design, operate, and optimize modern container platforms.
• Automation-driven engineering environment : Contribute by building tools in Go/Python and managing infrastructure through IaC tools like Terraform and Ansible.
• Valuable OSS and distributed systems experience : Your contributions to open-source and knowledge of distributed storage and systems are highly appreciated and actively utilized.

Annual salary : 6 million and above

Job Qualification :

• Linux: Deep understanding of the internal structure of the Linux OS, including the kernel, system calls, network stack, and file systems.
• Kubernetes: Experience in cluster building, operation, and troubleshooting. Specifically, the ability to understand the behavior of components like kubelet, etcd, and CNI, and perform performance tuning and debugging.
• Container Technologies: Deep knowledge of container runtimes such as Docker and containerd. Understanding of container isolation, namespaces, cgroups, and other mechanisms.
• Programming: Experience in developing automation tools, operators, and custom controllers using languages such as Go, Python, and Rust.
• Scripting: Experience in automation using bash and shell scripts.
• IaC (Infrastructure as Code): Experience in infrastructure management using tools like Terraform, Ansible, and Helm.
• Networking: Foundational knowledge of networking, including TCP/IP, DNS, routing, and firewalls.

  Preferred Qualifications

• Linux Kernel: Experience in performance analysis and troubleshooting using tools like eBPF, perf, and ftrace.
• Distributed Systems: Knowledge of designing and operating distributed systems.
• Storage: Knowledge of distributed storage and file systems such as Ceph, NFS, and iSCSI.
• Security: Knowledge of hardening security for Linux and Kubernetes.
• OSS Contribution: Experience contributing to open-source projects.

Language Skills: Elementary level Japanese (JLPT N5) and Business level English.

Company Description:

The largest eCommerce company in Japan, and the third-largest e-com Business-level merce market place company worldwide.

The organization provides a variety of consumer and business-focused services including e-commerce, e-reading, travel, banking, securities, credit card, e-money, portal and media, online marketing, and professional sports

[Measures against passive smoking]

No smoking indoors allowed

Designated smoking area

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