Full Stack Developer · Freelance · Computer Science, Khon Kaen University · Khon Kaen, Thailand
I am a Thailand-based Full Stack Developer currently working as an independent freelance developer, building web and mobile applications for startups and organizations from product idea to production deployment. My work spans frontend architecture, backend API development, relational and document database design, and cloud delivery.
I am also completing my Bachelor's degree in Computer Science at the College of Computing, Khon Kaen University.
- Bachelor of Science in Computer Science — College of Computing, Khon Kaen University (KKU)
- Coursework and applied work in Data Structures & Algorithms, Object-Oriented Programming, Database Management Systems, and Web Application Development.
| Area | Technologies |
|---|---|
| Client Side | React.js, Next.js, TypeScript, Tailwind CSS |
| Server Side | Node.js, Express.js, Elysia.js (Bun), PHP (Laravel, CodeIgniter), Go |
| Mobile | Flutter (Dart) |
| Databases | MySQL, PostgreSQL, MongoDB, Firebase / NoSQL |
| DevOps & Tools | Docker, Vercel, DigitalOcean, Git / GitLab, Linux (Arch) |
Building web and mobile systems for startups and organizations, covering requirements gathering, implementation, and production deployment.
Frontend Developer — APSTH Company Limited · Sep 2024 – Feb 2026
- Developed an integrated online store and clinic management system.
- Built backend APIs with Elysia.js (Bun).
- Delivered core features including shopping cart, payment processing, product reviews, and user management.
- Implemented JWT authentication and role-based access control for store owners.
- Contributed to frontend UI layout design with React.js and Tailwind CSS.
- Used MySQL as the primary database.
- Built an accessibility-focused application for visually impaired users with Flutter and Firebase, following assigned UI specifications.
- The sample application is available for free on Google Play and the App Store.
Web Developer & IT Support (Internship) — IT NETWORK · 2023
IT NETWORK is an Udon Thani–based IT solutions company providing IT equipment sales, CCTV, fiber-optic network/LAN installation, and IT consulting.
- Developed a web application to collect employee attendance data for managing individual salaries.
- Installed and configured network infrastructure including LAN cabling, fiber-optic lines, and CCTV systems.
- Performed on-site server installation and preventive maintenance of computers and IT equipment.
- COMSCIKKU · Live — Community web platform for Computer Science developers at KKU. Built with Next.js and TypeScript.
- MobiStock · Live — DBMS-focused inventory and stock management web application.
- SMOCP.COM · Live — Student organization platform for communication and operations. (Role: Project Manager)
- Nurse Plus — Nurse scheduling and management platform for hospital operations. (Role: Project Manager)
- KKU Volunteer · Live — Volunteer-activity management system supporting scholarship eligibility tracking for KKU students.
- jrKitt's Lab · Live — Cloud-style personal file storage web application.
- EDS — Education System — Comprehensive school management system for Udonthani Technical College. Admins manage users, personnel, and public news; teachers handle student records, attendance, grades, and learning materials; students view grades, schedules, classmates, and evaluate instructors. (Oct 2023 – Feb 2024)
- SMOCP E-Ticket 2025 · Live — PWA e-ticket platform for university event workflows (Firebase, Vercel).
- JaiMaReawReaw QR Payment · Live — PromptPay QR payment web app for streamlined transactions.
- SMOCP Order · Live — Online ordering system for student-organization operations.
- ShortURLs · Live — URL shortener web app for quick link sharing.
- ignite — Lightweight Go hot-reload / live-reload tool and library that automatically reruns Go programs on source changes.
- HapticNetwork — HapticNet Architecture Specification (gRPC-based haptic network interface, Python).
- line-monitoring · Live — Monitoring dashboard built with TypeScript.
Explore all 65+ repositories on my GitHub profile.
- Delivering freelance web and mobile projects end to end
- Designing maintainable backend architecture with Express and Elysia.js
- Improving deployment workflows with Vercel and DigitalOcean
- Contributing to open-source developer tooling in Go
- Portfolio: https://jrkitt.com
- Email: kittichdev@gmail.com
- LinkedIn: https://www.linkedin.com/in/jrKitt
- X (Twitter): https://twitter.com/callmeberryii



