Tokyo, Japan AheadGroup ¥4,000,000 - ¥8,000,000 per year
​​​​​​Ahead Group is seeking a Linux Server Engineer for one of our Global E-Commerce clients. This role offers a unique opportunity to contribute to the growth of our clients mobile business while working on critical systems. 

Responsibilities:

  • Develop and manage the authentication infrastructure system for our clients Mobile store staff.

  • Conduct continuous performance tuning and capacity planning.

  • Improve efficiency through automation initiatives.

  • Perform system troubleshooting and resolve complex issues.

  • Collaborate with stakeholders to achieve project goals.

  • Evaluate new technologies and plan/execute their introduction within the department.

  • Lead problem-solving efforts and provide technical guidance to the team.

Required Skills:

  • 5+ years of practical experience in Linux server design, construction, and operation.

  • 3+ years of project management or team leadership experience.

  • Practical experience in web system development or operation.

  • Proficiency in creating and operating scripts such as Bash and Python.

  • Japanese language proficiency (JLPT N2 or above, conversational level).

  • English language proficiency (equivalent to TOEIC 800, conversational level).

Desired Skills:

  • Experience in designing, developing, and operating authentication infrastructure (especially SSO).

  • Practical experience in Windows Server design, construction, and operation.

  • Hands-on experience with Active Directory.

  • Experience in operating container application platforms.

  • Curiosity and willingness to explore new services and technologies.



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