Nguyen Tuan Duong — Full-stack & AI Engineer Portfolio

01 Mercury · ProfileEntrance · Profile

Fullstack architecture, AI-driven delivery.

Crafting robust, production-grade applications with clean system boundaries and modern LLM workflows.

Professional Summary

I’m an Information Technology student building production-ready web systems with Next.js, React, and NestJS, integrating LLM tool-calling workflows via Vercel AI SDK.

Passionate about clean architecture, responsive design systems, and seamless user experiences. Experienced in taking products from empty repositories to deployed production applications with authentication, databases, and CI/CD pipelines.

Key Information

🎓

Hanoi University of Science and Technology
Studying Information Technology at HUST since 2023 (SOICT — Vietnam-Japan Program, Expected: 2027).
💼

Practical Trainee Experience
Completed frontend internship training at Sun* Vietnam and JVB Vietnam.
🚀

Immediate Availability
Seeking Full-stack & AI Engineering internship or junior roles to contribute to production systems.

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02 Venus · ToolkitWork Bench · Toolkit

Tools for shipping complete web experiences.

A curated stack of modern frontend frameworks, backend runtimes, databases, and DevOps tools.

Frontend Development

Core Focus

Next.js App Router, SSR/SSG

React Hooks, Context, State

React Native Mobile App Development

TypeScript Strict Typing, Generics

Tailwind CSS Responsive & Dark Mode

Backend & APIs

Services

NestJS Modules, Guards, RBAC

Node.js Runtime & NPM

ExpressJS REST APIs & Middlewares

Vercel AI SDK streamText, useChat, Tools

Databases & Storage

Data Layer

MongoDB Atlas, Mongoose ORM

PostgreSQL Relational Schemas, SQL

SQL Server Queries & Stored Proc

Workflow & DevOps

Deployment

Git & GitHub Branching, PRs, Actions

Docker Containers & Env

GitHub Actions CI / CD Automations

AI Tooling & Agent Workflows

AI Stack

Claude Code Autonomous Terminal Agent

Codex Code Generation & Synthesis

Antigravity Multi-model Cross-evaluation

Orca Structured Multi-agent Workflows

VS Code TypeScript Workspace

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03 Earth · ExperiencePlant Nursery · Experience

Learning through structured, collaborative development.

Real-world training and development workflows in collaborative engineering environments.

Jul–Aug 2026

Frontend Intern / Trainee

Sun* Vietnam

Internship Trainee

Completed structured frontend training through practical exercises, team planning, Git-based collaboration, shared-project integration, and maintainable reusable code.

React TypeScript Git Collaboration UI Architecture Team Planning
Oct–Dec 2025

Frontend Intern / Trainee

JVB Vietnam

Internship Trainee

Followed a structured frontend roadmap, strengthened core knowledge through assigned exercises, and gained exposure to professional development processes and technical expectations.

Frontend Fundamentals Responsive Design Code Quality Professional Processes

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04 Mars · ProjectsPalm Tree · Projects

Selected work across products and teams.

Full-stack projects spanning independent delivery and team-led product development.

Production Deployed

Serene Health — AI Health Guidance Platform

Full-stack Developer (Solo) · Sep 2026 · React 19 / NestJS / Prisma / PostgreSQL

Developed a full-stack non-diagnostic AI health guidance platform combining conversational AI with clinic data discovery. Features streaming chat powered by Vercel AI SDK and Google Gemini, Zod-validated read tools for clinics, doctors, and available appointment slots, and keyword-based emergency guidance.

                    AI Streaming Chat
                    Vercel AI SDK and Google Gemini streamText with useChat and SSE streaming.
                  

                    Validated Clinic Tools
                    Zod-validated read tools querying clinics, doctors, and available appointment slots.
                  

                    Emergency Safety Guidance
                    Keyword-based emergency detection directing urgent symptoms to emergency hotlines.
                  

                    Full-stack Data Architecture
                    React 19 web app with NestJS backend, Prisma ORM, and PostgreSQL persistence.
                  

● Live demo Source code

Production Deployed

Calendai — Vietnamese-first AI Calendar Assistant

Full-stack Developer (Solo) · Oct 2026 · Next.js 15 / React 19 / React Native / Vercel AI SDK / Google Calendar API / Tailwind CSS

AI calendar assistant with a web app and a React Native mobile app that schedules Google Calendar events with automated Google Meet links via Vietnamese natural language conversation. Features human-in-the-loop preview card confirmation before event creation, bounded multi-step tool calling with OpenRouter, and encrypted JWE session management.

                    Vietnamese NLU & Streaming
                    Relative time parsing (GMT+7) and conversational event extraction with OpenRouter and Vercel AI SDK.
                  

                    Human-in-the-Loop Confirmation
                    Interactive preview card ensures no event is committed to Google Calendar without explicit user consent.
                  

                    Google Calendar & Meet Automation
                    Direct Google Calendar API v3 integration with automated conference data creation and idempotency.
                  

                    OAuth 2.0 & JWE Security
                    Encrypted session tokens using AES-256-GCM / JWE in HTTP-only cookies, with CSRF protection.
                  

● Live demo Source code

Production Deployed

Pet Care Booking Platform — ZOZO Pet Service

Fullstack Developer (Solo) · Aug–Sep 2025 · Next.js / NestJS / MongoDB

Built a mobile-first booking experience with dark mode, an RBAC admin dashboard, Google OAuth and JWT authentication, Cloudinary image storage, MongoDB Atlas, and separate frontend/backend deployments.

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                    Responsive & Dark Mode
                    Mobile-first UI crafted with Tailwind CSS and theme persistence.
                  

🛡️
                    RBAC Admin Dashboard
                    Role-based access control for managing bookings, pets, and users.
                  

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                    OAuth & JWT Security
                    Secure Google OAuth 2.0 and JWT token authentication flow.
                  

☁️
                    Cloud Media & Atlas
                    Cloudinary CDN integration and managed MongoDB Atlas clusters.
                  

● Live demo Source code

In development

KickZone — Football Pitch Booking Platform

Team Lead · Team of 4 · 1 week · Sun* Vietnam internship capstone · Next.js / NestJS / PostgreSQL

Led the internship capstone team in building the technical foundation for a platform to discover, book, and manage football pitches. The product separates a Next.js frontend from NestJS business APIs, with Supabase Auth, Prisma, and PostgreSQL supporting the booking domain.

                    Team Leadership
                    Led a team of 4 through planning, task coordination, and integration during a 1-week Sun* internship capstone.
                  

                    Booking Domain
                    Search, scheduling, booking, voucher, and review flows designed around pitch availability.
                  

                    Full-stack Boundary
                    Next.js web client and NestJS REST API kept separate for maintainable team delivery.
                  

                    Data & Rules
                    Prisma and PostgreSQL model time-aware bookings, pricing, and access-control constraints.
                  

● Preview app Source code

Human Management — Resident & Household Management

Team Lead & Full-stack Developer · Team of 5 · Oct–Dec 2025 · Next.js / NestJS / MongoDB

Led a team of 5 and contributed across the frontend and backend of a resident management system for a local neighborhood. The platform brings together household records, resident profiles, temporary residence and absence registration, fee collection, receipts, and financial reports.

                    Team Lead & Full-stack
                    Led a 5-person team while contributing to both the Next.js frontend and NestJS backend.
                  

                    Resident & Household Records
                    Household membership, resident profiles, and temporary residence or absence workflows.
                  

                    Fee Collection & Reports
                    Mandatory fees, voluntary contributions, receipts, and paid or outstanding household reports.
                  

                    Full-stack & Role-based Access
                    Next.js 15, React 19, Tailwind CSS 4, NestJS 11, and MongoDB with JWT authentication and role guards.
                  

Demo account: admin@gmail.com · Password: 123123

Live demo Source code

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05 Jupiter · StrengthsSitting Bench · Strengths

How I move work forward.

The habits I bring to a project, from the first task to the final integration.

Give the team
a clear next step.

I turn a shared goal into tasks people can work on, coordinate contributions, and stay involved in the code as the pieces come together.
In practice · Led teams of 4 and 5 on KickZone and resident management.
Connect the screen
to the system.

I work across interfaces, APIs, and data models. That helps me follow a feature through the whole application and understand how one decision affects the next.
In practice · Next.js and NestJS across booking and resident workflows.
Turn learning
into working software.

I build on structured training by applying new tools to real features, from frontend exercises to streaming AI and validated data tools.
In practice · Frontend training at JVB and Sun*; AI integration in Serene Health.

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06 Saturn · LanguagesCentral Pond · Languages

English and Japanese credentials.

Strong multilingual communication skills supporting global and bilingual project environments.

🇬🇧
English · TOEIC 850 Internal Test, Hanoi University of Science and Technology · Aug 2023

850 / 990

Proficient in reading technical documentation, writing clean commit messages, and communicating in international team environments.
🇯🇵
Japanese · JLPT N3 Japanese Language Proficiency Test · Dec 2025

JLPT N3 Certified

Vietnam-Japan IT Program participant. Capable of communicating, following Japanese software specs, and participating in Japan-oriented engineering teams.

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07 Uranus · EducationMangrove Tree · Education

Building a foundation in Information Technology.

Academic rigor from Vietnam's premier engineering institution.

2023 — Present

Hanoi University of Science and Technology

School of Information and Communication Technology — Vietnam-Japan Program.

Comprehensive engineering curriculum covering software architecture, data structures, algorithms, databases, computer networking, and web systems.

Academic Standing

Information Technology · 2023–Present

Current CPA: 3.23 / 4.0

Maintaining strong academic standing while participating in hands-on internship programs, building production-ready projects, and studying technical Japanese.

AI SDK Certificate

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08 Neptune · ContactOuter Tree · Contact

Let’s build useful web experiences.

Open to Full-stack & AI Engineering opportunities and production software collaborations.

Get In Touch Directly:

duongnguyenhust05@gmail.com

Feel free to reach out for internship roles, project collaborations, or technical discussions. I typically respond within 24 hours.

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Section

Nguyen Tuan Duong Full-stack & AI Engineer

Fullstack architecture, AI-driven delivery.

Tools for shipping complete web experiences.

Frontend Development

Backend & APIs

Databases & Storage

Workflow & DevOps

AI Tooling & Agent Workflows

Learning through structured, collaborative development.

Frontend Intern / Trainee

Frontend Intern / Trainee

Selected work across products and teams.

Serene Health — AI Health Guidance Platform

Calendai — Vietnamese-first AI Calendar Assistant

Pet Care Booking Platform — ZOZO Pet Service

KickZone — Football Pitch Booking Platform

Human Management — Resident & Household Management

How I move work forward.

Give the team
a clear next step.

Connect the screen
to the system.

Turn learning
into working software.

English and Japanese credentials.

Building a foundation in Information Technology.

Hanoi University of Science and Technology

Information Technology · 2023–Present

Let’s build useful web experiences.

Nguyen Tuan Duong Full-stack & AI Engineer

Frontend Development

Backend & APIs

Databases & Storage

Workflow & DevOps

AI Tooling & Agent Workflows

Frontend Intern / Trainee

Frontend Intern / Trainee

Serene Health — AI Health Guidance Platform

Calendai — Vietnamese-first AI Calendar Assistant

Pet Care Booking Platform — ZOZO Pet Service

KickZone — Football Pitch Booking Platform

Human Management — Resident & Household Management

Give the teama clear next step.

Connect the screento the system.

Turn learninginto working software.

Hanoi University of Science and Technology

Information Technology · 2023–Present

Give the team
a clear next step.

Connect the screen
to the system.

Turn learning
into working software.