This position is closed and is no longer accepting applications.

Data Engineer (Scala)

CTW Minato-ku, Tokyo
    💴 ¥6M ~ ¥33M annually
    🏡 No remote
    🧪 3+ years experience required
    💬 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 Data Engineer, you will be responsible for developing, maintaining and leading data-related projects with Scala, Java and JDK to build a strong data solution globally. Working closely with the engineering and marketing team, you will be an integral part of our data team as the G123 platform grows its portfolio of games and expands globally.


  • Developing & maintaining data pipelines written with Spark and Flink
  • Leading projects and propose innovative solutions
  • Consider coding standards and ensure compliance with quality measures
  • Communicate and resolve problems within and outside your team


  • 3+ years of relevant experience with production level development
  • Proficiency in: Scala, Java, JDK
  • Experience in Spark
  • Experience in MVC frameworks e.g. Spring Boot
  • Experience in middlewares e.g. Apache kafka, Redis
  • Experience in DevOps activities
  • Experience building and debugging complex systems in a team environment
  • Familiarity with AWS, Gitlhub, CICD
  • Self-motivated
  • Good communication, teamwork, inter-team collaboration
  • Be an active player in system architecture and design discussions
  • Adaptable to fast-paced startup environment


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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