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AI Driven Engineer Front end

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AI Driven Engineer Front end in Others

  • Rakuten
  • Full time
  • Email
  • Tokyo, Japan

Responsibilities

  • Modernize front-end development for Web services and mobile apps using AI-assisted component design and UI implementation.
  • Integrate AI-assisted design, legacy-code analysis, documentation, specification checks, and automated testing into back-end and core-system development.
  • Optimize development workflows with development partners while ensuring the quality and robustness of AI-generated code.
  • Deploy AI-driven development practices across the organization through knowledge sharing, effective prompts, workshops, and technical enablement.
  • Evaluate new AI tools and libraries and prototype improvements for production use.
  • Collaborate with engineers and development partners to introduce AI into high-security, large-scale financial infrastructure.

Requirements

  • At least 5 years of practical software engineering experience.
  • Experience designing and implementing Web or mobile app front-end or back-end systems.
  • A proven record of autonomously optimizing development processes and solving technical challenges beyond writing code.
  • Practical coding, refactoring, and test-generation experience with AI development tools such as GitHub Copilot, Cursor, or ChatGPT.
  • Ability to quickly learn and validate new technologies and apply them to business problems.
  • Deep understanding of the software development lifecycle, CI/CD, and automated testing, including AI-based efficiency and automation.
  • Financial or securities-system development experience is preferred.
  • Practical AI-driven development experience, including test automation, documentation automation, or AI-agent workflow construction, is preferred.
  • Project leadership or team-management experience is preferred.
  • Experience with Docker or Kubernetes and Terraform or Ansible for infrastructure and environment automation is preferred.
  • TOEIC score exceeding 800; applicants without a current score must obtain one after joining.
  • Advanced English and fluent Japanese language proficiency are stated.

Benefits

  • The position is based at Rakuten Crimson House Aoyama in Minato-ku, Tokyo.
  • The engineer is seconded from Rakuten Group, Inc. to Rakuten Securities, Inc.
  • GitHub Copilot is standardized for engineers, Cursor is encouraged, and a secure internal LLM environment is available.
  • The environment uses hybrid AWS, Azure, and GCP infrastructure with Terraform, Ansible, and GitHub Actions automation.
  • The team uses Jira, Confluence, Miro, and Slack for development and project management.

Rakuten

Rakuten Group, Inc. (TSE: 4755) is a global technology leader in services that empower individuals, communities, businesses and society. Founded in Tokyo in 1997 as an online marketplace, Rakuten has expanded to offer services in e-commerce, fintech, digital content and communications to 2 billio...

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