Site Reliability Engineer

Date PostedJune 9, 2026LocationAsia Japan Tokyo MinatoCompanyDejimal IncSalaryJPY 8000K - JPY 15000KTypeit (hardware/network) - cloud engineer

Job Summary

This position is for an SRE to build cloud-native infrastructure from scratch for a new next-generation pharmacy project. You will lead the selection of initial architecture, IaC codification, and CI/CD pipeline design while ensuring high security and robustness in the healthcare sector. The role also involves leveraging AI/LLM to drive operational efficiency and proactive system resilience.

Responsibilities

  • Design and build cloud-native infrastructure from scratch
  • Implement IaC and CI/CD pipelines
  • Ensure system security, resilience, and scalability
  • Automate operations using AI/LLM technologies

Required Skills

  • 3+ years Linux/Unix operations
  • IaC (Terraform/AWS CDK)
  • CI/CD (GitHub Actions)
  • Containerization (Docker/Kubernetes)
  • AWS cloud services
  • SRE principles

Job Details

### Job Description - This position is for an SRE (Site Research Engineer) for a completely new development project targeting next-generation pharmacies. - Building a cloud-native infrastructure from the ground up as a next-generation pharmacy business. - Responsibilities include selecting initial architecture, codifying AWS resources using IaC (Infrastructure as Code), designing CI/CD pipelines, and enhancing development and operations using AI (LLM). - Driving high security standards and robustness in a mission-critical field. ### Challenges - Building a foundation from scratch: Ensuring scalability, observability, and security-by-design governance. - Maximizing resilience: Minimizing blast radius and preventing cascading failures. - Pursuing automation with AI/LLM: Automating log analysis, alert responses, IaC generation, and routine task resolution. ### Required Skills - Deep understanding of Linux/Unix-based operating systems and 3+ years of operational experience - Basic knowledge of Site Reliability Engineering - Practical experience in infrastructure code management using IaC (Terraform, AWS CDK, etc.) - Experience designing efficient and secure CI/CD pipelines using GitHub Actions, etc. - Experience in development and operation using container technologies such as Docker and Kubernetes ### Preferred Skills - Basic knowledge of standard network protocols (TCP/IP, DNS, HTTP/HTTPS, SSL/TLS) - Experience launching new products or large-scale architecture overhauls - Experience building modern infrastructure using AWS (ECS/Fargate, Aurora, Lambda, etc.) - Experience with large-scale event handling (message queues) and RDBs with millions of records - Experience in AWS cost management and optimization - Practical experience using AI/LLM for operational efficiency (Copilot, operational bots) - Experience with SLI/SLO and error budget management - Disaster recovery strategy planning (multi-AZ/multi-region) - Proficiency in TypeScript, Python, or Go - Experience with shift-left security implementation ### Qualifications - English: Business Conversation Level (TOEIC 735-860) - Japanese: Business Level (JLPT N2 or equivalent)