Key Responsibilities

• Requirements Definition and Management
  • Determine and execute the appropriate approach for project progression, whether agile or waterfall.
• Understand the client’s business to elicit, specify, and document requirements, including traceability and non-functional requirements.
• • Define clear scope, prioritize requirements, manage competing priorities and conflicts, negotiate with stakeholders, and obtain consensus.
  • Make constructive proposals and facilitate stakeholder input to ensure smooth project activities.
• Solution Architecture
  • Design high-level architectures that meet both current and future business needs of the client, communicate effectively with stakeholders, and guide the team to ensure smooth design and development.
  • Clearly define whether solutions are built from scratch, use infrastructure platforms, or leverage third-party services, considering not only technical aspects but also processes, organizations, and operating models.
  • Evaluate multiple alternative architectures with trade-offs in cost, performance, and scalability.
  • Provide comprehensive guidance by considering relevant architectures, strategies, policies, standards, and practices (including security) to ensure compatibility between existing and future solutions.
• Software Design
  • Define the scope of software applications in the business context, including components and interfaces (such as UI and APIs).
  • Facilitate the system design process considering design standards, quality, feasibility, scalability, and maintainability constraints.
  • Evaluate alternatives and their trade-offs.
  • Visualize decision-making through iterative prototyping and simulations.
• Development
  • Oversee development processes and test planning.
  • Investigate technical feasibility of components within the architecture and establish guidelines and development methods to ensure smooth implementation.
  • Design processes to optimize the entire service lifecycle, including testing plans, operation, and maintenance.

Development Environment

• Languages: Python / TypeScript / Java / Golang, etc.
• Cloud: AWS / Azure (including OpenAI) / GCP
• Development Support: Cursor / Windsurf / GitHub Copilot, etc.
• Others: React / Vue / Flutter / Terraform / Docker / GitHub Actions, etc.
• Generative AI Models: GPT / Claude / Gemini, etc.
• Cloud Generative AI Platforms: AWS Bedrock / Azure OpenAI Service
• AI-related Libraries: ADK, LangChain, etc.

Required Qualifications

• Experience in requirements definition, basic design, and detailed design.
• At least 3 years experience developing web or mobile systems using modern technologies.
• Experience delivering API design, UI design, and database design outputs.
• Problem-solving skills and proposal ability.
• Ability to shift thinking between abstract and concrete concepts in system design.

Preferred Qualifications

• Experience developing consumer-facing services (B2C).
• Experience in test design, planning, and quality management including operation and maintenance.
• English language skills are not required; work environment supports Japanese-only communication.

Desired Attributes

• Strong ideation and proposal skills capable of producing outputs without predefined inputs.
• Broad perspective with the ability to view the project as a whole, not limited to your own scope.
• Communication skills to act as a bridge connecting people and components.

Are you interested in this position? Apply by clicking on the “Apply Now” button below!

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