Experience

AI Engineer
Feb 2025 - Present
Japan Manufacture Corp.
  • Developed and deployed advanced machine learning models and AI solutions to drive innovation and optimize operational efficiency.
  • Engineered robust AI systems by rigorously testing, deploying, and maintaining solutions to ensure high performance and scalability.
  • Collaborated with cross-functional engineering teams to seamlessly integrate AI technologies into complex, enterprise-level system architectures.
  • Monitored emerging AI trends and best practices, proactively suggesting improvements to enhance existing systems and streamline workflows.
Microsoft Power PlatformASP.NETAzureAzure FunctionsMicrosoft Power AppsMicrosoft Power AutomateAzure AI FoundryMicrosoft Copilot Studio
Full-Stack Engineer
Aug 2024 - Dec 2024
Japan Manufacture Corp.
  • Analyzed complex valve systems and translated fluid-flow calculation formulas into production-ready data models.
  • Designed scalable, high-performance table schemas and indexing strategies to support intensive numeric calculations and queries.
  • Implemented robust flow-calculation algorithms optimized for accuracy and throughput.
  • Built real-time data processing and visualization pipelines to deliver immediate computation results for operational decision-making.
ASP.NET RazorC#ASP.NETASP.NET Web APIMicrosoft SQL ServerMySQLSQLJavaScriptAzure DevOps ServicesDevExpress
Application Engineer
May 2023 - Jun 2024
Japan E-Commerce Corp.
  • Architected and implemented high-performance RESTful microservices on .NET 8, improving system scalability and service reliability.
  • Modernized legacy .NET Framework systems through targeted refactors and modularization, increasing maintainability and performance.
  • Led critical bug resolution and conducted comprehensive performance optimization, improving system reliability and user experience.
  • Partnered closely with product managers throughout the software development lifecycle, from requirements gathering to feature deployment, ensuring alignment with business objectives.
  • Developed automated unit and integration tests with MSTest; created Python + Locust stress tests to validate API stability under heavy load.
JavaScriptDockerMySQLC#ScrumApache KafkaASP.NETSQLASP.NET Web APIGraphQLKanbanMicrosoft SQL Server.NET FrameworkBack-End Web DevelopmentJiraVue.jsCascading Style Sheets (CSS)ElasticSearchEntity Framework (EF) CoreGitHTML5HTMLTypeScriptVisual Studio
Quality Engineer
Sep 2022 - Apr 2023
US E-Commerce Corp.
  • Owned QA for Siri’s Chinese language support (Simplified, Traditional, and Taiwanese), ensuring correctness across dialects and environments.
  • Engineered and maintained comprehensive automated test suites for Siri features using Swift 5, focusing on regression and integration testing to ensure robust functionality.
  • Analyzed test results, reported defects with actionable context, and suggested product improvements to raise recognition and response quality.
  • Employed Apple’s testing frameworks to create expressive, maintainable test cases and improve test execution efficiency.
iOSSwift (Programming Language)Python (Programming Language)QA Automation
Full-Stack Engineer
Feb 2020 - Jun 2022
Taiwan Real-estate Corp.
  • Led the company-wide migration from .NET Framework to ASP.NET Core 3.1, modernizing critical systems and enhancing overall performance.
  • Led the project team as technical lead, overseeing all aspects of planning, scheduling, and quality control throughout the migration process.
  • Architected and developed a cutting-edge real estate system using ASP.NET Core Web API 3.1, incorporating advanced features such as 3D virtual tours, district search, and location-based functionalities.
  • Implemented efficient batch processing utilizing Redis cache, resulting in a 50% improvement in real estate search performance.
  • Integrated Google Maps API to enable geocoding, static maps, and Street View features, enhancing the user experience for property listings.
  • Optimized legacy code and managed a large-scale MSSQL database containing extensive housing data during the migration process.
  • Developed comprehensive integration and unit tests using MSTest, ensuring robust API functionality and reliability throughout the system.
C#.NET CoreASP.NET CoreJavaScriptCascading Style Sheets (CSS)TypeScriptSQLHTML5luaVisual StudioMicrosoft SQL Server.NET FrameworkPython (Programming Language)Server SideAzure DevOps Services
Full-Stack Engineer
Mar 2019 - Dec 2019
Taiwan E-Commerce Corp.
  • Architected and maintained high-performance ASP.NET Core Web API 2.1 and MySQL databases for a major e-commerce platform, ensuring seamless operation under heavy traffic loads.
  • Engineered a sophisticated backend system for rewards point conversion, integrating WeChat Pay to enhance payment options and user engagement.
  • Collaborated with UI/UX designers to create an intuitive and responsive e-commerce front-end website, optimizing user experience and conversion rates.
  • Implemented efficient batch processing for transaction histories and automated bulk email dispatch to client finance departments, streamlining operations and improving communication.
  • Contributed to strategic initiatives resulting in a 10% increase in registered users, demonstrating the ability to align technical solutions with business objectives.
  • Developed robust web applications using PHP CodeIgniter 4, showcasing versatility across multiple programming languages and frameworks.
C#.NET CoreMySQLSQLCascading Style Sheets (CSS)HTML5Visual StudioPHPCodeIgniter
Embedded Software Engineer
Aug 2016 - Mar 2019
Taiwan Manufacture Corp.
  • Architected and implemented C# WinForm applications for embedded computers, encompassing the full software development lifecycle from design to testing.
  • Engineered robust C/C++ drivers, enhancing hardware-software integration for embedded systems.
  • Developed and maintained sophisticated WiX Toolset installers for Windows 7/10 images, streamlining software deployment processes.
  • Redesigned and enhanced C# WinForm applications to seamlessly integrate custom features into Windows 10 environments.
  • Optimized Windows images, achieving a remarkable 50% reduction in system installation and startup time.
  • Designed and implemented Node-RED flows to visualize critical hardware information on Grafana dashboards, enabling real-time monitoring of machine status on embedded computers.
  • Provided expert-level helpdesk support, resolving complex customer inquiries and maintaining high satisfaction rates.
C++C#PowershellNode-REDShell ScriptingWindowsNode.jsVisual StudioCWiX Toolset