Duong (Samuel) Bui
Full-Stack Web Developer
Specializing in multi-tenant platforms, AI integration, and modern authentication systems

About
I build web applications that solve real business problems. My focus is on creating reliable, scalable systems that teams can depend on.
From AI-powered document analysis platforms to construction workforce marketplaces, I've helped businesses across different industries streamline their operations through thoughtful software architecture and clean code.
Technical Skills
Frontend Development
React, TypeScript, Next.js, Vite, TailwindCSS, shadcn/ui, Radix UI, TanStack Query, React Router, Zod
Backend & APIs
Hono.js, NestJS, Xano, Cloudflare Workers, Node.js, Bun, Express.js, OpenAPI, Drizzle ORM, Better Auth
Databases
AI Platform
OpenAI, Anthropic Claude, Google Gemini, LangSmith, LangChain
Infrastructure & DevOps
Cloudflare, Docker, Google Cloud Platform, AWS, Hetzner, Digital Ocean
NoCode/LowCode
Weweb, Flutterflow, Xano, n8n
Preferred Tech Stack
Featured Work
View all projectsRendyr AI
AI-powered legal document platform with mediation prep, deposition indexing, arbitration briefs, and medical chronology. Multi-tenant SaaS with WebAuthn authentication.
ManoBuild
Construction workforce marketplace (TaskRabbit for construction). Features project management, job matching, timesheet approval, payments, and real-time messaging.
Mario Garcia Portfolio & Founders Cohort
Premium portfolio and marketing website for award-winning designer Mario Garcia, featuring Founders Cohort program. Showcases 250+ projects, $1B+ in fundraises, and 7 exits including Nymbus ($329M Series C).
SNDQ
Property management platform that streamlines property management tasks, offering comprehensive tools for property owners and managers.
Get in Touch
Upwork: View Profile
WhatsApp: +84918475522