Some of the professional projects that I have worked on, either during my previous internships or as a freelancer/contractor/research assistant:

• 📚 LexisNexis's:
  • Lexis+ — developed and maintained full-stack features for the legal research platform, including a RAG-powered chatbot with real-time document retrieval, a microservices-based architecture with secure APIs, and CI/CD pipelines for continuous delivery of new features and improvements.
  • Internal Agentic Tools — built internal agentic AI tools that seamlessly integrate with Azure DevOps, Microsoft Teams, and GitHub to automate code generation, testing, and deployment workflows for the engineering teams, improving efficiency and reducing manual effort in the software development lifecycle.
• 🤖 Toshiba's:
  • Agentic Team – AI-Powered, Fully-Autonomous Software Development Platform — designed multi-agent workflows & agentic pipelines for code generation/evaluation with safety guardrails, telemetry, and CI/CD integration to ship reliable changes end-to-end.
  • ELERA® Commerce Platform – Intelligent Retail Solutions Ecosystem — incorporated Agentic Team's autonomous agents into the SDLC of ELERA's microservices architecture, enabling automated feature development, testing, and deployment with minimal human intervention.
• 📊 Financial Risk Group's VOR Stream product — optimized Angular UI and Django APIs, built a RAG-powered, RLHF-tuned chatbot with real-time document streaming, and strengthened quality with Playwright E2E integrated into Ansible CI/CD.
• 🚀 VNG Corporation's vCloudcam Camera Management System & Sale Websites — built multi-tenant management features and customer-facing sites with performant UIs, secure APIs, and analytics for device health and conversion tracking, and a low-latency camera streaming pipeline (with Red5, C++, and WebAssembly).
• 📡 FPT Corporation's ICDP Internal Communications Platform — implemented AI-powered chatbots, collaboration features, and real-time messaging with SSO, audit logging, and scalable backend services to support enterprise adoption.
• 🏢 UNC DHEP Lab's AugMed — full-stack React + Flask platform on AWS (ECR/ECS/ALB, RDS, S3) with PostgreSQL, Celery/Redis, and JWT for secure digital-health surveys and data workflows.
• 🦾 UNC AIMING Lab’s Foundation-Model Research — trained LLMs/VLMs & diffusion models at scale, built multimodal RAG systems, improved robustness via adversarial training, and applied RL to robotics with measurable gains.
• 🌐 Huong Hua Co., Ltd.'s Company Website (English-version) — delivered a fast, SEO-friendly marketing site with CMS-driven content, analytics, and accessibility best practices.
• 🗂️ Technical Consulting & Research (TCR)'s Project & Client Tracker — built a full-stack React + Flask platform with Auth0 RBAC, OAuth2/JWT auth, and CSRF/XSS protections, enabling staff to securely manage and track their projects and clients.

These are some of the web development projects that I have worked on over the years, including both the frontend UI/UX and the backend API development:

• 🏠 EstateWise Real Estate Chatbot: Visit its GitHub repo here or visit the live website here.
• 🐻 PetSwipe Pet Adoption App: Visit its GitHub repo here or visit the live website here.
• 📝 DocuThinker AI-Powered Document Analysis App: Visit its GitHub repo here or visit the live website here.
• 🎹 Moodify AI Emotion Music App: Visit its GitHub repo here. 🎵
• 📰 SynthoraAI - AI-Powered News Article Crawler & Curator: Visit its GitHub repo here or visit the live website here.
• 💊 SymptomSync Health Manager: Visit its GitHub repo here or visit the live website here.
• 💸 WealthWise Personal Finance App: Visit its GitHub repo here or visit the live website here.
• 🧰 Collabify Project Management App: Visit its GitHub repo here or visit the live website here.
• 🍿 The MovieVerse Database: Visit its GitHub repo here or visit the live website here.
• 🥁 MetaWave MP3 Editor & Management App: Visit its GitHub repo here or visit the live website here.
• 📦 Boxed Inventory Management App: Visit its GitHub repo here or visit the live website here.
• 👥 Employee Management Full-Stack App: Visit its GitHub repo here or visit the live website here.
• 🔗 Urlvy URL Shortener App: Visit its GitHub repo here or visit the live website here.
• 🎯 Flowlist - Next.js Full-Stack ToDo List App: Visit its GitHub repo here or visit the live website here.
• 🎓 StudySync Vue-Express Study Buddy: Visit its GitHub repo here or visit the live website here.
• 🛒 MERN-Stack E-commerce Application: Visit its GitHub repo here or visit the live website here.
• 🗺️ MermaidGenie AI-Powered Diagram Generator: Visit its GitHub repo here or visit the live website here.
• 📚 Learning Management System (LMS) Full-Stack App: Visit its GitHub repo here or visit the live website here.
• 🗒️ CollabNote Supabase, Next.js & NestJS Full-Stack App: Visit its GitHub repo here.
• 🕹️ Tic-Tac-Toe Pro AI Game: Visit its GitHub repo here or visit the live website here.

• 📋 ClipChronicle Cross-Platform App: Visit its GitHub repo here or visit the live website here. 🚀
• 🪐 DevVerse SWE Next.js Blog: Visit its GitHub repo here or visit the live website here.
• 🐱 The Pokedex Database: Visit its GitHub repo here or visit the live website here.
• 👯‍♂️ Meadows Gen-Z Social Media: Visit its GitHub repo here or visit the live website here.
• 🎯 PuzzleForge Game Hub: Visit its GitHub repo here or visit the live website here.
• 🧮 NuCalc Calculator App: Visit its GitHub repo here or visit the live website here.
• 🍲 PantryPal Streamlit App: Visit its GitHub repo here or visit the live website here.
• 📝 The StickyNotes App: Visit the live website here.
• ☔ The WeatherMate App: Visit the live website here.
• 🧑‍🍳 The RecipeGenie App: Visit the live website here.
• 🏰 The Maze Game: Visit its GitHub repo here or visit the live website here.
• 🎨 Image & Video Tools: Visit its GitHub repo here or visit the live website here.
• 🧑‍💻 The GitPeek App: Visit the live website here.

Data Science and AI/ML are also an important part of my skillset! Here are some of the projects that I have worked on in these areas:

• 🦾 Spot the Scam - AI-Powered Job Scam Detection: Visit the GitHub repo here.
• 📹 YouTube Success Predictor ML Platform: Visit the GitHub repo here.
• 🌆 AI/ML Classifiers: Visit the GitHub repo here.
• 🧑‍💻 Lumina RAG-Powered AI Chatbot: Visit the live website here.
• 🏠 EstateWise Real Estate Chatbot: Visit its GitHub repo here or visit the live website here.
• 💨 Customizable AI Chatbot: Visit the GitHub repo here.
• 💸 FRED Economics Data Analysis: Visit the GitHub repo here.
• 🎹 Moodify AI-Powered Emotion App - Data Analytics & AI/ML: Visit its GitHub repo here.
• 🌟 Multipurpose AI Classifiers: Visit the GitHub repo here.

• 🤖 Research Outreach Agentic AI: Visit the GitHub repo here.
• 🧠 Agentic RAG AI Platform: Visit the GitHub repo here.
• 🚀 AI Coding Agents Orchestrator: Visit the GitHub repo here.
• 🎯 Claude Code Agents Monitoring Dashboard: Visit the GitHub repo here.
• 🛠️ GitIntel MCP Server: Visit the GitHub repo here.
• 🛠️ Daily AI News Briefing Workflow: Visit the GitHub repo here.

• 📈 End-to-End Data Pipeline: Visit the GitHub repo here.
• 🗂️ LatticeDB - A Next-Gen Database Management System (DBMS): Visit the GitHub repo here.
• 🧐 Amazon Reviews Textual Analysis: Visit the GitHub repo here.
• 🌏 Global Earthquake Data Analysis: Visit the GitHub repo here.
• 🏭 Global CO₂ Emissions Analysis: Visit the GitHub repo here.
• 🔍 Gapminder Data Analysis: Visit the GitHub repo here.
• 🏅 Olympics Medals Data Analysis: Visit the GitHub repo here.
• 🍷 Global Wine Quality Data Analysis: Visit the GitHub repo here.
• 🤑 Stock Data Analysis Project: Visit the GitHub repo here.
• 🇲🇼 Malawian CiTonga Tone Production Study: Visit the GitHub repo here.
• 🇧🇷 Brazilian Portuguese Nonce Word Acceptability Study: Visit the GitHub repo here.
• 🌍 Global COVID-19 Analysis: Visit the GitHub repo here.
• 📊 North Carolina Household Analysis: Visit the GitHub repo here.

I have also worked on a number of open-source libraries and packages that are available on npm and PyPI. Here are some of them:

• 🛠️ SQL-Mongo Query Converter: Visit the GitHub repo here - PyPI Package.
• 💾 GhostCache API Cache Tool: Visit the GitHub repo here - npm package.
• 👻 GhostIO Invisible Data Prefetch: Visit the GitHub repo here - npm package.
• ⏳ TimeWarp Time Manipulation Library: Visit the GitHub repo here - npm package.
• ⚡ FastFetch API Fetch Enhancer: Visit the GitHub repo here - npm package.
• 🛡️ EnvGuard .env File Validator: Visit the GitHub repo here - npm package.

Not quite my main focus, but I have also worked on a number of mobile applications over the years. Here are some of them:

• 📱 React Native TaskNexus Task Manager App: Visit the GitHub repo here.
• 🐦 Flappy Bird Game: Visit the GitHub repo here.
• 🎮 The 2048 Game: Visit the GitHub repo here. There is also a live web version of this game, which you can visit here.

Many other web development projects that I have worked on also feature mobile versions built with Apache Cordova or React Native, such as The MovieVerse Mobile, RecipeGenie Mobile, and Moodify Mobile. Feel free to check them out! 📱

Some other cool projects that I have worked on over the years. These include JavaFX games, C shell implementations, and software design patterns:

• 🗂️ LatticeDB - A Next-Gen Database Management System (DBMS): Visit the GitHub repo here.
• 🎨 Software Design Patterns: Visit the GitHub repo here.
• 🚀 Budget Management Comprehensive Backend API: Visit the GitHub repo here.
• ⚙️ ReproVM Virtual Machine: Visit the GitHub repo here.
• 🔐 ShadowVault Decentralized Backup Agent: Visit the GitHub repo here.
• 🚔 Passwordless Authentication Server: Visit the GitHub repo here.
• 📡 Golang Post Analyzer Webserver: Visit its GitHub repo here.
• 🎮 JavaFX 2048 Game: Visit its GitHub repo here.
• 🧩 JavaFX Akari Puzzle Game: Visit its GitHub repo here.
• 👾 JavaFX Space Invaders Game: Visit its GitHub repo here.
• ⚽ JavaFX Bouncing Ball Game: Visit its GitHub repo here.
• 🐚 Simple Shell in C: Visit its GitHub repo here.

• 🪐 DevVerse SWE Blog: Visit its GitHub repo here or visit the live website here.
• This blog features a wide range of topics, including Software Engineering, Web Development, Mobile Development, Data Science, AI/ML, DevOps, CI/CD, Databases, Graphics & Design, Languages, Frontend Development, Backend Development, Mobile Development, Data Analytics, AI & Machine Learning, Databases, CI/CD & DevOps, Graphics & Design, and Languages. I created this blog to share my knowledge and experiences with the world and to allow other developers to share their own knowledge and experiences as well. 🚀

• 💨 Customizable AI Chatbot: Visit the GitHub repo here.
• This repository hosts a highly customizable AI chatbot that you can use to create your own chatbot in minutes. The chatbot is powered by Next.js, TailwindCSS, Vercel, OpenAI API, RAG with Pinecone, Fireworks AI, and TypeScript. 🤖

Some projects of mine also include VS Code extensions. Here are some of them:

• 📊 MermaidGenie VS Code Extension: VS Code Marketplace.
• 📕 DocuThinker VS Code Extension: VS Code Marketplace.
• 🤖 EstateWise VS Code Extension: VS Code Marketplace.

More projects can be found in my GitHub repositories. You can also check out my portfolio website at sonnguyenhoang.com for more information about my projects and skills.

• Microsoft Azure AI Essentials Professional Certificate - Microsoft & LinkedIn
• Vector Databases Professional Certificate - Weaviate

• DevOps Professional Certificate - PagerDuty & LinkedIn
• Docker Foundations Professional Certificate - Docker, Inc.
• Microservices Foundations Professional Certificate - Kong Inc.

• Atlassian Agile Project Management & Jira Professional Certificate - Atlassian

• LambdaTest Test Automation Professional Certificate - LambdaTest

• Advanced SnowflakeDB: Deep Dive Cloud Data Warehousing and Analytics - LinkedIn

• Software Engineer Role Certificate - HackerRank
• Frontend Engineer Role Certificate - HackerRank
• REST APIs Certificate - Codecademy

• DS102X: Machine Learning for Data Science and Analytics - Columbia University
• PH125.1x: Data Science - Harvard University
• Data Science Ethics - University of Michigan

• Analyzing Business Metrics with SQL - Codecademy
• BDE1x: Big Data & Education - University of Pennsylvania

• CS198.1x: Bitcoin and Cryptocurrencies - UC Berkeley
• Building Your Cybersecurity Toolkit - University of Washington

• HCIxI: Human-Computer Interaction - Georgia Institute of Technology
• Leadership and Communication - Harvard University