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Senior Site Reliability Engineer (SRE)

Senior Site Reliability Engineer (SRE)


  • Perks you will love: Hybrid working; 16 - 24 paid days off; Top modern & sufficient devices
  • Solid global business: No.1 market - 13.7 million B2C users in Japan; 140,000+ paying business customers; Listed in the prime market of Tokyo Stock Exchange
  • Hub of growth support: Fintech industry; Tailored L&D programs for individual growth


  • Build, maintain, and improve the infrastructure and site reliability practices, tools, and strategies.
  • Deploy highly available and resilient services, ensuring strict SLA/SLO.
  • Replatform applications to a new platform, ensuring seamless migration without any disruption.
  • Work with application teams to develop scalable, reliable, and efficient architectures.
  • Lead and manage collaborations with the headquarter SRE team to align the company strategies
  • Develop the fundamental skills of application team members through knowledge sharing, training, and enablement.
  • Proactively identify potential system issues via proactive monitoring and implement necessary solutions.


  • At least 3 years experience as a DevOps Engineer (Experience on on-premises environments being a plus)

  • 3+ years of hands-on experience with AWS or other cloud platforms.

  • Proficiency with IaC (e.g. Terraform)

  • Experience with containerization technologies like Docker, and Kubernetes.

  • Solid understanding of CI/CD pipelines and best practices.

  • Deep understanding and hands-on experience with MySQL.

  • Proven track record in training and educating team members, promoting a culture of continuous learning.

  • Strong sense of ownership and responsibility, with a proactive and solutions-oriented mindset.

  • Experience in developing and operating web applications built in Go or Ruby is a plus.

  • English language proficiency at a professional working level.


Our benefits
Our benefits

Caring Mental & Physical Recreation:

  • Hybrid working: 2 days at the office and 3 days WFH
  • Working hour: Flexible start 8AM-9AM from Mon-Fri
  • Full salary in probation
  • Insurance: Applied from Probation period:
    • Social Insurance, Health Insurance, Unemployment Insurance (on 100% salary)
    • Private health insurance & accident insurance. From Managing level: extra for family members
  • Bonus: 13th month salary
  • 16 - 24 paid days off and more
  • Paternity leave: Extra 5 days
  • Annual company trip; Quarterly team building
  • Billiards & Running club
  • Annual health check
  • Well-equipped facility: Macbook pro, additional monitor,..

Caring Career & Development:

  • Clear Career path
  • Foreign language & International technology-related certifications sponsoring
  • External & internal training courses
  • Soft-skill workshops
  • Tech seminars
  • Monthly and biannual Recognition Awards
  • Performance & salary review: twice/year (Jun & Dec)
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