Technical Support Engineer

You will support merchants in Japan and globally by troubleshooting API, integration, and payment issues, advising on implementation practices, collaborating with product and engineering teams, gathering feedback, and improving support processes and documentation.

Responsibilities

• Act as a primary technical contact for merchants
• Troubleshoot API, integration, and payment processing issues
• Advise merchants on implementation best practices
• Optimize merchant payment setups
• Build trusted merchant relationships
• Partner with Account Managers, Product, Engineering, Commercial, and Operations teams
• Gather merchant feedback
• Share knowledge across Technical Support teams
• Improve support processes, documentation, and best practices
• Own merchant issues through resolution

Requirements

• Technical Support, Technical Solutions, Solutions Engineering, or similar customer-facing technical experience
• API, web technology, and software integration experience
• Log analysis and debugging experience
• Root cause analysis skills
• Scripting or programming experience
• SQL, JavaScript, Python, or Java
• Issue prioritization skills
• Experience collaborating with cross-functional teams
• Fluency in Japanese and English
• Payments, fintech, e-commerce, or SaaS experience preferred