Portfolio / 2026Phnom PenhScroll to inspect

Software that survives
contact with reality.

Backend & Full-Stack Developer in Phnom Penh, Cambodia, focused on backend systems, modern web applications, AI-powered tools, and experimental software.

P–03

Flagship system / AI-powered developer analysis suite

EggScan

Observation

Turn raw GitHub data into readable portfolio and repository feedback without hiding the technical evidence.

System

  1. GitHub profile
  2. GraphQL extraction
  3. Spring service
  4. Groq audit
  5. Readable verdict

Decision

Data
GitHub GraphQL consolidates profile and repository evidence.
Backend
Spring Boot owns integration and analysis orchestration.

Note / 001

Working principle

Build from the real workflow.

Make state, failure, and evidence visible.

Archive

Systems on record

Seven systems across backend engineering, applied AI, interfaces, hardware, and computer vision.

P-01Applied AI / RAG document systemSynapseDocA deployed document-research system with citation-grounded chat, multi-provider routing, reranking, streaming, and persistent conversations.Evidence stays attached to the answer.Next.js · TypeScript · SupabaseOpen case study ↗P-02Real-organization full-stack capstoneThnal Youth Association Management SystemA database-management website developed as a full-stack course capstone for the Cambodian Youth Nursery Association.A real organization shaped the data flow.Full-stack web development · Database managementOpen case study ↗P-04Backend REST APISpring Boot Blog APIA Java and Spring Boot API focused on explicit HTTP contracts, persistence, validation, and maintainable backend structure.Predictable HTTP behavior starts at the boundary.Java · Spring Boot · PostgreSQLOpen case study ↗P-05Browser desktop experimentHyperspaceOSAn experimental browser-based desktop environment focused on interaction design and reusable interface systems.Desktop interactions become composable browser systems.React · TypeScript · Web interfacesOpen case study ↗P-06Embedded systemsRFID Access Control SystemA Raspberry Pi Pico and MicroPython access-control project using RFID input and OLED feedback.Physical input becomes visible system state.Raspberry Pi Pico · MicroPython · RFIDOpen case study ↗P-07Computer vision gameHand Gesture Puzzle GameA webcam puzzle controlled through real-time hand tracking, pinch gestures, moving targets, and progressive levels.Body movement becomes an input contract.Python · OpenCV · MediaPipeOpen case study ↗

Working position

Backend & Full-Stack Developer

I build backend and full-stack systems with Java, Spring Boot, PostgreSQL, React, TypeScript, and applied AI.

My work includes deployed AI document software, developer tools, a full-stack system built for a real Cambodian organization, computer vision, and embedded access control.

Backend systems
Java, Spring Boot, MyBatis, PostgreSQL, REST APIs
Interfaces
React, TypeScript, Responsive interfaces, Accessibility
Applied AI & hardware
RAG, Gemini, Groq, Mistral, Cohere, Python, MicroPython, Computer Vision
Engineering practice
Git, GitHub Actions, Docker, SonarQube, Documentation, Database design

Contact

Looking for a backend or full-stack intern?

Java, Spring Boot, PostgreSQL, React, and TypeScript — with project evidence available below.

Phnom Penh, Cambodia
Open to internships and junior opportunities.