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Browse thousands of tech jobs at Japanese startups and companies. Translated for foreign engineers.

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Jobs→株式会社GenerativeX→Senior Software Engineer

Senior Software EngineerEnglish summary from Japanese

株式会社GenerativeX

✓ Detailed
Salary
1,000万〜2,000万円(経験・スキルに応じ決定)
Location
東京都千代田区丸の内2丁目4−1 丸の内ビルディング 27F
Job Type
Full-time
Work Style
専門業務型裁量労働制 基本就業時間は 9:00〜18:00(休憩1時間)
Apply on HERP

Role summaryEnglish summary from Japanese

English summary for screening — check the original posting before applying.

GenerativeX is seeking a Senior Software Engineer to lead architecture design, SRE, and quality management for generative AI agent systems. You will build robust foundations for enterprise environments and elevate team technical standards, considering client business constraints.

Must-haves

  • 5+ years of experience in web/business system development (TypeScript, Python, Rust)
  • Experience leading design/implementation of non-functional requirements (RBAC, job management, scaling, security)
  • Experience independently driving cloud infrastructure design (Azure/AWS)
  • Communication skills for requirements definition, design, and operations
  • Experience leading design document writing and review
  • Must work onsite (Tokyo), wear suits

Nice-to-haves

  • Experience in LLM/Generative AI system architecture and production operation
  • Experience in enterprise production system development/operation (finance, pharma, manufacturing)
  • Experience designing/implementing multi-tenant SaaS
  • Experience designing/operating Kubernetes/IaC/CI/CD
  • Experience leading development teams
  • Technical communication skills in English

Tech stack

BunTypeScriptHonoOpenAPIZodPrismaMySQLNext.jsReact 19Vercel AI SDKClaudeOpenAIAzure OpenAIAnthropic Claude Agent SDKOpenAI Agent SDKMCPAzure Container AppsAWSDockerKubernetesBullMQRedisOpenTelemetryVitestPlaywrightGitHubSlackNotionBiome

Work style

Onsite in Tokyo (Marunouchi Building 27F, Chiyoda-ku, Tokyo). Discretionary labor system, basic hours 9:00-18:00.

Other notes

Salary: 10,000,000 - 20,000,000 JPY. Full-time employee.

About the Company

株式会社GenerativeX

Categories
Enterprise SoftwareFintechAI / ML
Headquarters
東京都千代田区丸の内2丁目4−1 丸の内ビルディング 27F
Founded
2023-06
Visit Website
Posted2/12/2026
Sourceherp