Xuan Hoa

Full-stack developer specializing in AI Automation, AI Agent design, and Prompt Engineering, with production experience in ASP.NET Core, C#, Python and React. I ship AI features to production and open-source the tooling around them — ISTQB-standard test case generation, agentic content & video pipelines, Vietnamese e-invoicing, and RAG evaluation. Strong foundation in back-end development, quick learner, team-oriented, and motivated to build reliable, production-grade AI systems.

AI Engineer at NBOXAI (2026-02 – Present)

• Optimized AI-driven workflows, reducing over 50% of manual operational workload through automation and system improvements.
• Deployed and maintained applications migrated into web-based platforms for centralized management and scalability.
• Designed and implemented SaaS-oriented architecture using serverless databases and containerized services on Google Cloud, enabling multi-version deployments for enterprise clients.
• Built internal tools to help businesses integrate AI APIs for automated image generation and content creation.
• Advised on adopting AI technologies into system architecture, improving efficiency and enabling scalable AI-driven solutions.

Frontend Developer (Part-time) at JobLog (2025-12 – 2026-03)

• Refactored frontend patterns and improved code structure using TypeScript.
• Enhanced UI components for better usability, consistency, and maintainability.
• Collaborated on technical direction with the client; backend integration with Node.js planned for future phases.
• Worked with an individual client to improve web application UI and architecture.

Backend Developer at FPT Software (2024-12 – 2025-07)

• Contributed as a C# Development Developer on a financial support system project.
• Designed and implemented features using C# and Entity Framework Core with a Code First approach to ensure efficient database interaction.
• Developed desktop application modules in WPF (Windows Presentation Foundation) with MVVM design pattern, enhancing maintainability and user experience.

Data Labeling Engineer at Pictographic.io (2024-04 – 2024-06)

• Managed and resolved large-scale data issues for international clients, ensuring high-quality and accurate labeling for AI-generated websites.
• Utilized internal tools and validation techniques to improve data consistency and reliability.
• Communicated effectively with cross-border clients to clarify requirements, address feedback, and deliver tailored solutions.

Software Engineering – FPT University (2022-10 – 2026-05)