Hi, I'm Nguyen Thanh Dat
Over 8 years, I've shipped products used by millions — from real-time analytics platforms processing 10 billion events per day to AI-powered tools that save teams 20+ hours per week. I help businesses scale using AI automation, smart web apps, and voice agents that reduce manual work and increase revenue. From backend systems to user-facing tools, I build solutions that actually get used. Clean architecture, fast execution, real impact.
Building products that matter
My Story
Over 8 years, I've shipped products used by millions — from real-time analytics platforms processing 10 billion events per day to AI-powered tools that save teams 20+ hours per week. I help businesses scale using AI automation, smart web apps, and voice agents that reduce manual work and increase revenue. From backend systems to user-facing tools, I build solutions that actually get used. Clean architecture, fast execution, real impact.
Software Engineer
Apr 2023 – Mar 2026Built and scaled AI-powered systems that automate real-world workflows, combining voice AI, LLMs, and full-stack architecture.
AI Automation Engineer | CRM | GoHighLevel Expert
Sep 2020 – Dec 2022Worked on AI-powered platforms focused on automation, content generation, and scalable infrastructure.
Full-Stack Developer
Oct 2017 – Jul 2020Built high-scale applications serving 1.5M+ users, focusing on performance, usability, and real-time systems.
Services & Expertise
From zero-to-one product builds to scaling existing systems — I bring both technical depth and product thinking to every engagement.
AI Automation Systems
Design and deploy AI-driven workflows that replace manual operations across sales, support, and internal processes. Built using APIs, LLMs, and automation tools like GHL, n8n, and custom backends.
Reduce manual workload by 60–80% and scale operations without hiring.
Full-Stack Web Applications
End-to-end development of scalable web apps, SaaS platforms, and internal tools. From backend architecture to clean, high-performance frontend systems.
Production-ready platforms built for speed, scalability, and real users.
AI Voice Agents & Conversational Systems
Build human-like AI voice agents for inbound/outbound calls, lead qualification, booking, and support. Integrated with CRMs, calendars, and business logic for real execution—not just demos.
24/7 automated conversations that convert and handle volume at scale.
GHL & CRM Automation
Advanced GoHighLevel (GHL) system design, pipeline automation, triggers, and integrations. Custom workflows that connect marketing, sales, and fulfillment into one system.
Turn your CRM into a fully automated revenue engine.
Rapid AI App Development (Lovable / Replit / Base44)
Build full web apps and internal tools fast using AI-assisted development platforms. From idea → working product in days, not months.
Launch MVPs 3–5x faster with production-ready structure.
Technical Strategy & Execution
Act as a technical partner to translate business goals into scalable systems. Architecture decisions, automation strategy, and rapid execution planning.
Build the right systems from day one and avoid expensive rebuilds.
Work that drives results
Real projects with real impact. Every case study includes the problem, solution, and measurable outcomes.
N8n – AI Powered WhatsApp Sales Funnel
Built an AI-driven WhatsApp sales funnel to capture leads, nurture conversations, and convert prospects into paying customers automatically.
Lead Generation & Appointment Booking System – GoHighLevel + Mailchimp + Calendly
Built a fully automated multi-channel lead generation and appointment booking system integrating CRM, email marketing, and scheduling platforms.
GoStork | Fertility Provider Matching Marketplace
Developed a marketplace platform enabling users to discover, compare, and connect with fertility providers through an intuitive, data-driven interface.
Full-spectrum technical depth
Web App
Web App
9- React / Next.js
- Amazon Web Services
- Tailwind CSS
- Supabase
- Python
- JavaScript
- TypeScript
- Vercel
- CI/CD
Vibe & No Code
5- Lovable
- Base44
- Replit
- Bubble.io
- WebFlow
AI Voice Agent
5- VAPI
- Retell AI
- ElevenLabs
- Twilio
- SMS & A2P
GoHightLevel
5- GHL Automation & Workflow Builder
- CRM Pipeline & Sales Funnel Optimization
- AI + GHL Integration (Voice, Chat, LLMs)
- Funnel & Landing Page Builder
- Email Marketing
AI Automation
5- N8N
- Zapier
- Make.com
- Relevance AI
- Bardeen
A proven process
No surprises. No scope creep. A structured approach that delivers predictable results and keeps you informed at every step.
Discovery & Rapid Validation
Align on business goals, workflows, and automation opportunities.
- Clear product scope (MVP-focused)
- Automation & AI opportunities map
- Tech stack selection (Lovable / Replit / Base44 / GHL)
- Execution timeline (days → weeks, not months)
System Design & Flow Mapping
Design the system before building — including user flows, automations, and integrations. Focus on how everything connects, not just screens.
- Workflow & automation diagrams
- API + integration mapping
- UX wireframes (lean & functional)
- Data flow + system logic structure
Rapid Build & Iteration (Vibe Coding)
Build fast using AI-powered development tools with continuous iteration. You see progress in real-time — not at the end.
- Live working builds within days
- Weekly (or faster) demo updates
- Clean, scalable structure (not throwaway MVP code)
- Integrated AI features, automations, or voice systems
Deploy, Automate & Scale
Launch quickly with real users, real data, and full system visibility. Then refine, automate deeper, and scale what works.
- Production deployment (fast & stable)
- Automation workflows fully active
- Monitoring + performance baseline
- Post-launch optimization & iteration support
Trusted by great teams
Don't take my word for it. Here's what the people I've worked with say about the impact of our collaboration.
"He played a critical role in transforming our product with AI-driven automation. He doesn’t just build features — he understands the business problem and delivers systems that significantly reduce operational overhead. His ability to combine AI, full-stack engineering, and rapid execution is rare."
Let's build something extraordinary
Whether you need a technical co-founder for your startup, an architect to modernize your infrastructure, or a team lead to ship your vision — I'm ready.
I respond to every inquiry within 24 hours. Let's start with a conversation.
Ready to work together?
Tell me about your project. I'll get back to you within 24 hours with a thoughtful response and next steps.