English summary for screening — check the original posting before applying.
Mercari is seeking a Backend Architect to design and guide the next-generation architecture for their platform, which supports over 400 microservices. You will focus on high-level architecture, create and share best practices, and lead the technical resolution of cross-organizational issues.
Must-haves
- Experience developing and operating backend or infrastructure technologies.
- Experience designing data models using RDBMS or NoSQL.
- Knowledge and experience with network protocols like TCP/IP and HTTP.
- Experience identifying and resolving system technical issues (e.g., performance degradation).
- Experience identifying technical problems and solving cross-organizational issues independently.
Nice-to-haves
- Experience developing with Go.
- Experience developing in cloud environments like GCP or AWS.
- Experience developing systems using container technologies like Docker or Kubernetes.
- Experience developing and operating software based on microservice architecture.
- Experience making technical decisions using DesignDoc or ADR.
- Experience developing and operating internal managed services or SDKs.
Tech stack
GoPythonGoogle Cloud PlatformAmazon Web ServicesKubernetesGoogle Cloud SpannerCloud SQLAlloyDBgRPCGraphQLTerraformBigQueryLookerdbtDatadogGCP Cloud MonitoringPagerDutyGitHub ActionsArgo WorkflowsGitHubClaude CodeGitHub CopilotCursorGemini
Work style
Onsite in Tokyo (Minato-ku, Roppongi). Flexible working hours with no core time.
Other notes
Annual salary range: 12,000,000 JPY - 25,000,000 JPY. Monthly base salary starts from 796,354 JPY. Bonus twice a year.