Description

• Define and clarify business requirements
• Clarify system, functional, integration, and operational requirements
• Communicate with all stakeholders, including external companies, vendors, and development teams
• Manage the backlog and drive operational improvements
• Manage production operations
• Handle and resolve production issues

• 8+ years of total experience, with a minimum of 5 years in product management or high-level design/R&D at a vendor.
• Strong understanding of IT technical skills, including protocols, databases, and coding.
• Proven experience in clarifying business and system requirements.
• Proficient in creating functional and interface specification documents.
• Experienced in developing comprehensive test cases and scenarios.
• Hands-on experience with production troubleshooting.
• Demonstrated ability to manage parallel development projects effectively.
• High proficiency in Japanese communication (JLPT N2 level or above).

• Experience with BSS in the telecom industry
• Experience in development, coding, and SQL
• Experience with Billing, Payment, EC Portals, and API-based integration