Jobs / DevOps Engineer
EN: business
JP: business
Employment Type
Full time

Job Description

As a DevOps Engineer, you will be responsible for building and implementing CI/CD pipelines using tools such as GitHub Actions, Tekton, Argo CD and Jenkins. You will interact closely with internal customers and the development team to gather and define requirements and document architecture as the G123 platform grows its portfolio of games and expands globally.


  • Manage infrastructure and configuration using Terraform and Kubernetes
  • Containerize applications and deploy on Kubernetes clusters
  • Provide on-call and off-hours support for critical applications on a rotation basis


  • Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, Mathematics or a closely related computer technical field
  • 3+ years of software development experience
  • Experience in infrastructure and networking
  • Linux, Docker, Kubernetes (K8s), AWS experience
  • Experience with Terraform (or equivalent)
  • A degree in Computer Science and related majors
  • Self-driven to solve problems
  • Good communication, teamwork, inter-team collaboration

Good to have

  • Development experience (Go, Python)
  • Experience in a startup environment
  • Can adapt to fast-paced coding and sprints

Language Requirements

  • Can work in Chinese OR Japanese OR English
  • Can read and understand technical documents in English

About the Company

Founded in 2013, CTW is Japan’s No.1 browser game company. Our primary service is the G123 IP game platform — which publishes video games based on famous Japanese IP.

We’ve been experiencing steady growth in revenue in the past few years as our player base has exploded to over 50 million users worldwide.

We must grow quickly to keep up with market demand.

Our CEO founded and named this company with the aspiration to "Change the World." As a fast-growing startup, we hope our team will drive themselves to try new things and accelerate their careers to match the rapid expansion of the company.

Our core values are
- ambition
- drive
- simplicity

With global hits like Vivid Army, Queen's Blade, and many more, we’re looking to go from a market leader in Japan to an industry leader globally!


  • Visa support
  • Free lunch catering and early-bird breakfast
  • Free in-office Starbucks, coffee, tea, beverages, snacks, sweets, & vitamins/supplements
  • Modern office space in the heart of Tokyo, with views of Tokyo Tower and Mount Fuji
  • Industry-leading work-life harmony: overtime is rare and discouraged
  • Commute expenses covered
  • 30,000 yen rent support if you live 2 stops from Roppongi 1-chome or Kamiyacho stations
  • Bonus for continuous employment (50,000 yen/month added to base salary after 5 years of continued employment)
  • Health insurance
  • Diverse & international environment
  • Working hours: 10:00 – 19:00, Monday to Friday (in-office)