Hoan Mai Bui Xuan
Full-stack developer with 4+ years building production business applications for warehouse, inventory, event, reporting and AI-enabled workflows. Experienced across requirements, data design, backend and frontend delivery, API integration, deployment and user support.
Experience
Full-Stack Developer
Delfi Technologies / Giltech Vietnam / Song Sinh Holdings Build and maintain WMS, inventory, event check-in and business operations platforms, from requirements and data models through deployment and user support. Develop REST APIs connecting web systems, mobile apps, RFID/barcode scanners, label-printing services and third-party platforms. Integrate payment gateways, Send Grid email, Redis caching, Docker/CI/CD and OpenAI/OCR automation. Selected collaborations include Momo, Techcombank, Sunhouse, Manulife, Vietnam Motor Show, RMIT Vietnam and Bosch Software.
Technical Collaborator
RLG Vietnam - Vietnam Recycles
Supported web registration, activity tracking, reporting, client-data analysis and volunteer coordination for a non-profit e-waste collection and recycling program.
Education
FPT University
Bachelor of Information Technology
GPA 7.9/10. Capstone: cloud-native application penetration testing with AWS EC2, Docker, Kubernetes, OWASP Top 10 and Python tooling.
Skills
PHPLaravelNode.jsREST APIsPythonNext.jsReactTypeScriptJavaScriptResponsive UISQLMyPostgreSupabaseRedispgvectorDockerLinuxVercelCI/CDGitWMSRFID/barcodepaymentsemailOpenAI/OCRRLSOWASP
Selected Projects
Xcloud WMS & Inventory Platform
Laravel / MySQL / Redis / Docker / REST
Built warehouse and inventory workflows, APIs and RFID/barcode integrations that replaced spreadsheet operations with a shared operational system.
RAG Hub - Multi-Tenant Knowledge Platform
Next.js / Supabase / pgvector / OpenAI
Built document ingestion, cited AI chat, feedback learning, versioning, knowledge graphs and secured developer/MCP APIs with product and tenant isolation.
SK Boutique Hotel Platform
Next.js / TypeScript / Supabase / Resend
Built bilingual booking and operations flows for availability, room holds, VietQR deposits, payment-proof verification, email, member and admin portals.
MealFit Sales & Operations
Next.js / TypeScript / Supabase
Built meal, combo, customer, order, profit, Excel import, VietQR and kitchen packing workflows, plus a responsive public storefront.
Personalized Event Invitation Platform
Node.js / Neon Postgres / Resend
Built configurable invitation templates, PNG and QR generation, guest lookup, event-specific API payloads, secure admin tools and automated email delivery.
Additional products
Rental billing and tenant management, de Writer AI content operations, repo-outline developer CLI and SPDI sustainability reporting.