Core contributor on the SDLC AI Solution team (15 engineers), building a code intelligence engine that extracts, organizes, and serves graph-based code context for AI-assisted development workflows.

• ▸Designed and maintained a scalable frontend architecture for a complex internal AI product.
• ▸Refactored key frontend modules to improve reusability, performance, and long-term maintainability.
• ▸Partnered with BA/PM stakeholders to define UX requirements and collaborated with backend engineers to integrate RESTful APIs and align service contracts.
• ▸Conducted code reviews to enforce engineering standards, improve code quality, and reduce defects across the team.
• ▸Investigated and resolved production issues while supporting recovery efforts for critical development-system incidents.
• ▸Containerized the application using Docker to streamline local development, onboarding, and deployment workflows.

Led the frontend modernization of a transportation billing system for a Japanese logistics client, migrating a legacy PowerBuilder desktop application to a modern web-based platform. Responsible for frontend architecture, codebase foundation, legacy system analysis, team leadership, and delivery quality throughout the development lifecycle.

• ▸Led a frontend team within a 12-member cross-functional project, providing technical direction and ensuring delivery quality.
• ▸Established and maintained the frontend architecture, codebase foundation, and development standards to support scalability and maintainability.
• ▸Analyzed and reverse-engineered legacy PowerBuilder application logic to facilitate system migration and ensure functional parity.
• ▸Designed reusable UI components and implemented user interfaces based on business requirements and design specifications.
• ▸Conducted code reviews and mentored team members to improve code quality, consistency, and engineering best practices.
• ▸Collaborated with stakeholders and development teams to clarify requirements, address technical challenges, and support project delivery.
• ▸Investigated and resolved development, testing, and production issues to maintain system stability and reliability.

Contributed to a teaching and learning English platform for Japanese learners, rebuilding legacy modules and delivering new features.

• ▸Developed responsive user interfaces for core learning workflows using Next.js 14.
• ▸Collaborated with UX/UI designers to transform designs into production-ready, reusable components.
• ▸Analyzed legacy systems and integrated backend APIs to support feature migration and new functionality.
• ▸Improved maintainability and performance through component standardization, code optimization, and reusable design patterns.
• ▸Performed browser compatibility testing, bug fixing, and production support throughout release cycles.
• ▸Participated actively in Agile ceremonies, including sprint planning, daily stand-ups, and retrospectives.

Worked on an e-commerce fulfillment platform supporting end-to-end retailer operations through a sustainable and eco-friendly business model.

• ▸Implemented user interfaces and workflows based on approved design specifications and business requirements.
• ▸Collaborated with clients, product stakeholders, and designers to refine requirements and deliver sprint objectives.
• ▸Built reusable frontend modules and shared components to accelerate feature development and improve consistency.
• ▸Delivered enhancements, bug fixes, and iterative improvements to ensure product stability and release quality.

Developed logistics web applications focused on shipping-cost comparison, route visibility, and real-time delivery tracking.

• ▸Built a shipping comparison platform that enabled users to evaluate shipping costs and estimated delivery times across multiple logistics providers.
• ▸Translated client-approved designs into responsive, production-ready user interfaces and collaborated directly with stakeholders throughout the development lifecycle.
• ▸Developed a real-time delivery-tracking application for monitoring vehicle movements and shipment progress.
• ▸Integrated MQTT.js to enable real-time location updates and live tracking capabilities within the logistics workflow.

GPA: 3.24/4.00