This position is closed and is no longer accepting applications.

Backend Engineer (Golang)


Minato-ku, Tokyo
    💴 ¥6M ~ annually
    🏡 No remote
    🧪 Minimum years of experience unspecified
    💬 No Japanese required
    🌏 Apply from abroad
    🧳 Relocate to Japan

About CTW

CTW Minato-ku, Tokyo

We are Japan’s No. 1 IP game platform company, specializing in creating and distributing browser games. Join us and become part of a passionate tech team working on building cutting-edge technologies in the gaming industry.

Key benefits

  • Creative freedom for developers
  • Feel your contribution
  • We rely on motivation 3.0

About the position

As a Backend Engineer (Golang), you will be responsible for designing and implementing efficient and scalable systems, building and maintaining our core services, and collaborating with cross-functional teams. You will be an integral part of our web-based game platform as the G123 platform grows its portfolio of games and expands globally.


  • Design and implement backend services using Go and related technologies
  • Write clean, maintainable, efficient and scalable code
  • Collaborate with other team members to identify and solve complex problems
  • Participate in code reviews and ensure adherence to development best practices
  • Contribute to the development of our technical roadmap and architecture


  • Fluency or understanding of Go programming
  • Understanding of database systems (RDBMS or NoSQL)
  • Can use Docker and Kubernetes for application development and deployment
  • Self-driven to solve problems
  • Good communication, teamwork, inter-team collaboration

Nice to haves

These aren’t required, but be sure to mention them in your application if you have them.

  • Experience in Golang projects development
  • Database system development experience
  • Knowledge of Unix/Linux environment
  • Can adapt to fast-paced coding and sprints


Your compensation will be determined based on your experience as well as the whole interview process. Our salary range is as follows:

  • Level 1: 6-9M JPY
  • Level 2: 8-12M JPY
  • Level 3: 10-33M JPY

The first level is for individual contributors (junior positions), while the last level is for senior and management positions.

Hiring Process

  1. 1

    Web test

    You'll take an online test via HackerRank. If we think you're an exceptional match, we may skip this step.

  2. 2

    HR interview

    This is a friendly conversation with one of our recruiters where we're checking that your general vibe matches, and answer any questions you might have.

  3. 3

    Technical screening

    The technical screening typically is two rounds of interviews, followed by an interview with the CTO.

  4. 4

    HRD Interview

    The final interview while be conducted with our Head of HR. You can ask questions, negotiate the salary and talk about the next steps.

  5. 5


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