Apichai Tinjong

อภิชัย ทินจอง

Email: a@artijo.com

GitHub: github.com/artijo

Full Stack Developer

Profile

Fresh graduate in Information Technology from Khon Kaen University with hands-on experience in Full Stack Development. Passionate about building web and mobile applications with over 6 years of self-taught programming experience since 7th grade. Experienced in freelance and outsourced development projects. Recently completed a 4-month cooperative education at BUSSING TRANSIT CO., LTD. as a Software Developer (Full Stack). Eager to contribute technical skills and a strong work ethic to a professional development team.

Education

Bachelor of Science in Information Technology

College of Computing, Khon Kaen University

2022 — 2026 (Expected)

High School Diploma

Nampongsuksa School

2019 — 2022

Work Experience

Software Developer (Full Stack) — Cooperative Education

BUSSING TRANSIT CO., LTD.

Nov 2025 — Mar 2026

Technical Skills

Languages JavaScript, PHP, Python, Java, Kotlin, HTML/CSS, SQL, Go
Frameworks Node.js / Express, React, Next.js, Flask, Laravel, Spring Boot, Jetpack Compose, Tailwind CSS, Astro
Databases MySQL, PostgreSQL, MongoDB, SQLite, Cloudflare R2 (S3-compatible)
Tools & Platforms Git, GitHub, VS Code, Postman, Vercel, Cloudflare (R2, Tunnel), Firebase, Supabase, Stripe, Prisma, Vite

Projects

STUDENT ATTENDANCE AND ACTIVITY RECORDING SYSTEM WITH LOCATION VERIFICATION FOR SECONDARY SCHOOLS (Senior Project)

2025–2026

ระบบบันทึกและตรวจสอบการเข้าเรียนและกิจกรรมของนักเรียนด้วยวิธีการยืนยันตำแหน่งที่ตั้งสำหรับโรงเรียนมัธยมศึกษา

React.js, Node.js, MySQL, S3 Storage, GPS, LINE Notify, PWA

  • Developed a GPS-based web application for student attendance and activity tracking, supporting 4 user roles: admin, teacher, student, and parent
  • Implemented location verification using Ray Casting Algorithm (Geofencing) with average GPS accuracy of 13–14 meters
  • Integrated LINE Notify to alert parents in real-time when students are late or absent
  • Built as a Progressive Web App (PWA) with React.js frontend, Node.js backend, MySQL database, and S3 file storage
  • User satisfaction rated "Very Good" (average 4.27/5.00)

ITOON — Webtoon Reading Platform

2024 · Kotlin, Node.js, Stripe, Cloudflare R2

  • Developed a mobile app using Kotlin Jetpack Compose with local SQLite for search history caching
  • Built a Node.js backend server for API and business logic
  • Integrated Stripe Payment Gateway for in-app coin purchases to unlock content
  • Managed cartoon file storage using Cloudflare R2 (S3-compatible object storage)

Mini-Classroom — Learning Management System

2024 · Java Spring Boot, MySQL

  • Built a Google Classroom-inspired web application for classroom and assignment management
  • Implemented with Java Spring Boot and MySQL database

Tarot — Fortune Telling Web App

2024 · React, Node.js, MongoDB, Firebase

  • Developed the frontend with React and backend with Node.js
  • Used MongoDB for data persistence and Firebase Auth for user authentication

Dental-Booking — Clinic Appointment System

2023 · Laravel, Cloudflare Tunnel

  • Built a full-stack web application for dental clinic appointment booking using Laravel with MVC architecture
  • Deployed the application securely via Cloudflare Tunnel

BBQ-Manager — Restaurant Table Management

2023 · Java, Java Swing

  • Developed a BBQ restaurant table management desktop application using Java OOP principles
  • Built the GUI with Java Swing and implemented file system-based data persistence

BMI Calculator

2022 · Python, Flask, Vercel

  • Created a web application using Python Flask with session management for user data tracking
  • Deployed on Vercel for serverless hosting

Awards & Publications

AUCC 2026 — The 14th Asia Undergraduate Conference on Computing

2026