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Nguyễn Sinh Nhật

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Software Engineer — Fullstack Developer and AI Engineer focused on scalable web apps and practical AI solutions.

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  3. UCSmile

UCSmile

A dental tourism platform connecting international patients with JCI-standard dental clinics in Vietnam.

Visit websitePrivate repo
Role
Technical lead
Source code
Private

Tech stack

  • React
  • TypeScript
  • Next.js
  • TailwindCSS
  • RAG
  • LLMs

Overview

UCSmile is a dental tourism platform that connects international patients with JCI-standard dental clinics in Vietnam, backed by local concierge support. The site offers cross-country treatment price comparison and an online booking flow. I was the technical lead on this project. In the early stage the team was just the PO and me, and although a junior developer joined later, most of the system from backend to frontend was built by me.

Key contributions

  • Served as technical lead, owning the architecture and building most of the system from backend to frontend.
  • Built an AI agent combining RAG and tool routing to retrieve FAQs and answer patient questions.
  • Automated booking requests through a custom booking workflow orchestrated by the agent.
  • Developed the frontend with Next.js and TailwindCSS, including the treatment price comparison tool and the online booking flow.

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