Available to hire
I am a dedicated software developer specializing in backend and full-stack development, with solid experience in Java, Python, and JavaScript frameworks. Passionate about creating efficient, maintainable code and enhancing user experience, I have successfully implemented complex features such as Excel upload for promotions and dynamic SQL report query generation in a POS platform.
My work experience spans multinational environments where I have contributed to improving processes and compliance through secure data handling and optimized database interactions. I enjoy building scalable projects from the ground up and am driven by continuous learning and improving software quality through testing and automation.
Skills
Language
Japanese
Advanced
English
Advanced
Chinese
Fluent
Work Experience
Software Developer at Frontiers System limited
September 1, 2023 - PresentDevelop and maintain Java/Maven backend for a global POS platform with features including bulk promotion setup via Excel upload handling large batches atomically with real-time feedback, receipt and reporting compliance enhancements securing sensitive data using AES encryption, and enhancing item search with store type filtering for precise inventory retrieval. Achieved significant defect reduction and improved user experience through rigorous manual testing and code refactoring.
Software Developer at Frontiers System Limited
September 1, 2023 - PresentDeveloped and maintained the Java/Maven backend for a global POS platform, implementing features such as bulk promotion setup via Excel upload, ensuring atomic processing and rollback on errors. Improved item search with store type filtering for enhanced inventory visibility. Integrated tax compliance features with encryption and print tracking to strengthen security and audit compliance. Employed Java Streams, JPA, Apache POI, JDBC batching, and WebSocket for optimized data handling and feedback. Achieved significant post-release defect reduction and enhanced user feedback with rigorous manual testing.
Software Developer at Frontiers System Limited
September 1, 2023 - PresentDevelop and maintain the Java/Maven backend for a global POS platform. Key achievements include implementing an Excel upload feature for bulk SKU promotion data, enhancing receipt and reporting compliance with secure encryption and print status tracking, and improving POS item search functionality by adding store type filtering. Utilized technologies like Spring Boot, Apache POI, WebSockets, Java Streams, and JPA to optimize performance, accuracy, and user feedback. Achieved significant defect reduction and improved user experience through atomic transaction processing and dynamic SQL improvements.
Software Developer at Frontiers System Limited
September 1, 2023 - PresentDeveloped and maintained Java/Maven backend for a global POS platform with key features including bulk promotion setup via Excel uploads. Improved system reliability with atomic batch processing, real-time WebSocket feedback, and enhanced database interaction. Designed and automated regional receipt systems to reduce manual configuration and template maintenance. Collaborated closely with product management and clients to iterate solutions, reducing defects and improving operational efficiency.
Sales Engineer at YOU-POS Technologies/ Wavesoft Technologies
October 31, 2020 - August 20, 2025Provided sales engineering support, bridging technical requirements and customer needs in the POS technology sector. Assisted with product demonstrations and technical consultations to optimize client solutions.
Sales Engineer at YOU-POS Technologies / Wavesoft Technologies
October 31, 2020 - August 20, 2025Served as a sales engineer supporting POS technology solutions in Taipei. Responsibilities included client consultation, technical support, and contributing to sales processes. Gained industry insights and strengthened communication between technical teams and customers.
Sales Engineer at YOU-POS Technologies / Wavesoft Technologies
October 31, 2020 - August 20, 2025Provided sales engineering support at YOU-POS and Wavesoft Technologies, engaging with clients to understand technical requirements and bridge the gap between sales and engineering teams. Responsibilities included technical presentations, solution customization, and ensuring client satisfaction through technical expertise.
Sales Engineer at YOU-POS Technologies / Wavesoft Technologies
October 1, 2020 - August 8, 2025Handled sales engineering tasks including client consultation and technical support related to POS technologies. Facilitated communication between sales teams and technical departments to improve product offerings.
Education
Bachelor of Computer Science at University of British Columbia
September 1, 2020 - May 1, 2023Bachelor of Arts in Economics at Tamkang University
September 1, 2013 - June 1, 2017Bachelor of Computer Science (BCS) at University of British Columbia
September 1, 2020 - May 31, 2023Bachelor of Arts in Economics at Tamkang University
September 1, 2013 - June 30, 2017Bachelor of Computer Science (BCS) at University of British Columbia
September 1, 2020 - May 31, 2023Bachelor of Arts in Economics at Tamkang University
September 1, 2013 - June 30, 2017Bachelor of Computer Science at University of British Columbia
September 1, 2020 - May 31, 2023Bachelor of Arts in Economics at Tamkang University
September 1, 2013 - June 30, 2017Qualifications
Industry Experience
Software & Internet, Retail, Professional Services, Education, Financial Services
Skills
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