Nguyễn Đặng Trường An
Nguyễn Đặng Trường An defines the technical architecture, evaluates engineering trade-offs and connects business requirements with system design. He works across the team to keep implementation consistent with the architecture.
INDEPENDENT THINKING. CONNECTED DELIVERY.
Good ideas deserve great software.
We build custom software, AI integrations and cloud systems, from the first requirement to the finished product, with project management and business analysis keeping delivery on track.
Architecture-led deliveryMultidisciplinary teamBased in Vietnam
Our approach: connect the business problem to every engineering decision.
- Your idea
- Discover
- Define
- Build
- Verify
- Deliver
01 / OUR EXPERTISE
Software, AI and cloud. One connected team.
Architecture, engineering, design, data and secure operations. We bring the relevant disciplines together around your product and its users.
Web, mobile & full-stack
Websites, applications and internal tools that connect interface design with reliable application logic.
WEB · MOBILE · FULL-STACKArchitecture & integrations
System design, backend services and APIs shaped around business requirements and technical constraints.
ARCHITECTURE · API · SYSTEMSAI integration
RAG, model integration and useful automation, tested against agreed cases, with human review where it matters.
LLM · RAG · AUTOMATIONCloud & DevSecOps
Cloud infrastructure, automated delivery and security checks integrated into development and operations.
CLOUD · SECURITY · CI/CDData & analysis
Data preparation, analysis and clear reporting to support product and business decisions.
DATA · ANALYSIS · REPORTINGInterface & experience design
User flows, interface design and consistent visual systems that help people use your product.
UX · UI · VISUAL DESIGN02 / ONE CONNECTED TEAM
Specialist skills. Shared responsibility.
Technical architecture connects the team’s work. Project management, business analysis, development, DevSecOps, data analysis and design each contribute a clear perspective.
03 / HKOTEN PRODUCTS
Built by HKOTEN. Ready to play.
Two HKOTEN game demos you can play in your browser. Try the rules, interface and gameplay of Cờ Thú and Tiến Lên.
Cờ Thú · Jungle Chess
Strategy you can play.
A browser board game where rule logic, live game state and AI thinking meet at the table. Open the demo and play a match against the AI.
Play the demo
Tiến Lên
Familiar rules. Digital interaction.
A web-based Vietnamese card game where rule logic, live turn state and AI thinking meet at the table. Open the demo and play a match against the AI.
Play the demoHKOTEN game demos open in a new tab.
04 / TECHNOLOGY, EXPLAINED
Ideas worth understanding.
HKOTEN Technology Storyteller takes a closer look at the ideas behind AI, software and modern computing.
Choose a video, then load the player to watch here.
Watch on YouTubeVideo in VietnameseWhat is an LLM? Why can an AI that predicts tokens still hold a conversation?
Video in VietnamesePrompt engineering: why prompts change AI answers
Video in VietnameseRCE vs CVE: PHP and Node.js vulnerabilities in 2026
Video in VietnameseWhat is context engineering? Why smart AI still makes mistakes
Video in VietnameseAI vs AI agent: what’s the difference?
Video in VietnameseWhat is harness engineering? Why AI agents need control
Video in VietnameseWhat is loop engineering? When AI agents fix errors and know when to stop
Video in VietnameseWhat is graph engineering? When AI agents work together
Video in VietnameseRCE 2026: severe vulnerabilities in 7 system groups
Video in VietnameseWhat is RAG? How AI finds evidence before it answersYouTube connects only when you choose to load the player.
Visit the YouTube channelLET’S MAKE SOMETHING USEFUL
What are you working on?
Tell us about your idea, the challenge and what success looks like. We’ll start with a conversation about scope and fit.
Discuss your project contact@hkoten.comSelect the address to open your email app, or copy it to use elsewhere.