English summary for screening — check the original posting before applying.
Backend Engineers are sought to join a lean team operating the EC site "Kauche", which has achieved significant growth in API traffic and downloads. You will be involved in all stages of development, from requirements definition to operation, and contribute to improving the technical foundation and implementing AI-native development practices.
Must-haves
- 2+ years of backend development and operational experience (excluding PoCs or internal services).
- Backend development experience in one of the following languages: Go, Ruby, PHP, Java, Python, Typescript, Scala, Kotlin, Dart.
- Ability to take ownership of software development.
- Japanese language proficiency (JLPT N1 or higher) required for advanced communication.
Nice-to-haves
- Development and operational experience with Go and Google Cloud.
- Experience as a tech lead, team building, or process improvement.
- Experience in architecture design and technology selection.
- Frontend or mobile app development experience, or PM experience.
Tech stack
GoGoogle Cloud (Cloud Run, Cloud Spanner, Pub/Sub, etc.)gRPCProtocol BuffersGitHub ActionsCloud BuildTerraformCloud MonitoringCloud LoggingCloud TraceBigQueryLooker StudioClaudeCodexCursorGeminiGitHub Copilot
Work style
Hybrid, with 3 days/week in the Tokyo office.
Other notes
Salary range: ¥5,400,000 - ¥12,000,000 per year.