JOONWON PARK

Product Manager (Frontend team)

• Led the end-to-end development of a mobile application targeting retail clients (e.g., supermarkets, drugstores) to drive customer engagement and sales growth.
• Defined business and system requirements, created user cases, and managed cross-functional teams (iOS/Android, Backend, Frontend, QA, BI).
• Coordinated with internal and external stakeholders to align on features and schedules.
• Authored bilingual documentation (Japanese/English), including specifications and executive-level presentation materials for investment approval.
• Managed development progress, E2E test cases, release execution, and post-launch operations including issue response and maintenance flows.

Producer (Backend team)

• Oversaw upstream phases (business requirements to system design) for new backend services (POS integration, Apple Watch support, etc.).
• Acted as a Producer, leading project planning, scope definition, cost estimation, and stakeholder alignment.
• Collaborated with architects and business leads to secure investment approval through detailed planning and presentations.

• Led and contributed to multiple financial IT projects including fund system decommissioning, settlement systems, and AML customer management.
• Covered full development lifecycle: requirements gathering, design, coding, testing, deployment, and maintenance.
• Collaborated with clients to define specifications and continuously improved system quality through feedback and enhancements.
• Utilized COBOL, C, Java, VBA on platforms such as IBM Mainframe, AIX, and Windows with DB2, Oracle, and Sybase.
• Played both leadership and support roles in teams of up to 20 members, delivering stable and maintainable systems on schedule.