Mujin

Cloud Platform Engineer (Go, Kubernetes)

Mujin
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2 days ago
Tokyo, JapanSenior

Responsibilities

  • Design, build, and operate Portal’s multi-region infrastructure on AWS and Kubernetes.
  • Own deployment and release tooling using Helm, Argo CD, and CI/CD pipelines.
  • Build and improve observability through metrics, logs, traces, alerting, and on-call runbooks.
  • Maintain platform security, including networking, TLS and certificate lifecycle, secrets, identity, and access.
  • Operate PostgreSQL and object storage, including backup and recovery processes.
  • Write Go services and tooling and collaborate with backend engineers on scalability and reliability.
  • Independently own and debug systems end to end.

Requirements

  • Hands-on experience running production workloads on Kubernetes.
  • Hands-on experience with AWS or another major cloud platform, including networking and IAM.
  • Experience with infrastructure as code and GitOps or CI/CD tooling.
  • Ability to write and maintain production code in Go or another backend language.
  • Strong communication skills and ability to independently own and debug systems.
  • Preferred: experience with multi-region or highly available systems.
  • Preferred: experience with OpenTelemetry, Prometheus, or similar observability stacks.
  • Preferred: experience operating PostgreSQL in production.
  • Preferred: background in security, certificate management, or zero-trust networking.
  • Preferred: experience with IoT, robotics, or systems connecting cloud software with physical devices.

Benefits

  • Visa sponsorship and Japan relocation support.
  • Flight ticket support, shipping expense coverage up to a specified limit, and housing assistance.
  • Flexible dress code, commuting allowance, Japanese social security, and monthly team dinner support.
  • Free buffet lunch every workday, free vending machines, high-end coffee machine, and exclusive employee gym access.
  • Saturday and Sunday holidays, annual paid leave, maternity and childcare leave, and flexible public-holiday scheduling.
  • Tokyo-based role with stated work hours of 8:45–17:45 and a 60-minute break.
  • Salary revision twice a year and performance-based bonuses are available.

Tech Stack

Argo CDAWSGoHelmKubernetesPostgreSQLPrometheus

Categories

Mujin

About Mujin

201-500 employees

Mujin builds the MujinController platform and turnkey robotic systems that combine 3D vision, motion planning, and real‑time control to automate logistics and manufacturing tasks such as picking, palletizing, and material handling. It sells software and integrated automation cells to warehouse and factory operators. Founded in 2011 and headquartered in Tokyo, the privately held company operates globally, with subsidiaries in the United States and Europe.

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