Mr. Latte


B2B Game Service Payment Maintenance

Payment and adjacent maintenance for a B2B game service under NDA.

What I built

  • INICIS payment module updates, modern-browser support
  • Removed Windows-environment payment web service
  • Virtual-account duplicate-request fix
  • Credit-card (ISP) response error fix
  • Payment-status check, refund, cancellation flows
  • Signup-related error handling and ongoing maintenance
  • Benefit and reward-point policy changes
  • Download-link and CI updates
  • FAQ fixes and content cleanup
  • CS-team support (payment root-cause analysis)
Looking for a product partner? Founders, teams, businesses — from problem framing to launch.