Security Engineer


  • Execute proactive threat modeling and implement measures to strengthen the preventative controls of our cloud infrastructure
  • Create techniques and tools for the automated detection of malicious activities
  • Coordinate our response procedures during active security incidents
  • Empower engineers by conducting regular security incident response trainings creating an environment of security awareness
  • Support a shift left on security by implementing modern security best practices into our self-service toolings
  • Evaluate and utilize modern cloud security offerings to provide a cost effective security stance

Minimum Requirement

  • Strong familiarity with the most common web application security risks as listed by the CWE Top 25 and OWASP Top 10
  • Experience in addressing vulnerabilities in Linux/Unix operating systems and the TCP/IP network stack
  • Ability to perform root cause analysis on past security incidents to recommend improvements
  • Skills in at least one programming or scripting language, such as Go, Java, Python, JavaScript, or Ruby
  • Practical knowledge of fundamental AWS services
  • Business level communication in English

Preferred Requirement

  • Competencies in privacy regulation frameworks, the California Consumer Privacy Act (CCPA) and the General Data Protection Regulation (GDPR)
  • Strong knowledge of the AWS suite of security-related services with a certification as an AWS Security Specialist
  • Experience with the operation of cloud-based infrastructure and API security using services such as AWS EC2 security groups, AWS Web Application Firewall, or AWS Shield
  • Past work experience with cloud-based security services like AWS Security Hub, Amazon GuardDuty, Amazon Inspector, Amazon Detective, or AWS Config
  • Skills in infrastructure-as-code technologies, such as Terraform or CloudFormation

Benefits and Perks

  • SmartKitchen - Healthy lunch on a daily basis for free (Tokyo Office)
  • ChikyuCoffee - Delicious coffee provided by our Barista every day (Tokyo Office)
  • Foreign language development support
  • Various social insurance benefits included