Pichayapong.
Available for work

Hi, I'm Pichayapong.

Software Engineer | Full-Stack Developer

Delivering scalable, high-performance applications across logistics, e-commerce, and enterprise systems.

Pichayapong Avatar

About Me

Web developer with over 6 years of experience delivering scalable, high-performance applications. Skilled in designing robust backends, building intuitive user interfaces, and optimizing data-driven workflows. Experienced in collaborating with cross-functional teams to transform complex requirements into reliable, business-focused solutions. Recognized for improving system efficiency, streamlining processes, and ensuring long-term maintainability of digital platforms.

pichayapong.t@gmail.com
061-287-6360
6+
Years Experience
20+
Technologies
15+
Projects Delivered

Skills & Tech Stack

Languages

JavaScriptTypeScriptJavaPythonSQLHTMLCSS/SASS

Frameworks

ReactNext.jsVueNuxt.jsNest.jsNode.jsSpring Boot

Databases

PostgreSQLSQL ServerFirebaseMongoDB

Tools & Cloud

GitDockerGCPAzure

Testing

Unit TestingIntegration Testing

AI & Automation

n8nClaude / CoworkLangflow

Specialties

Data VisualizationAPI DesignCloud DeploymentSystem Architecture

Work Experience

Feb 2022 - Present

Developer (Contractor)

SCGC (Siam Cement Group Chemicals)
  • Develop and maintain enterprise applications.
  • Build dashboards and data visualization using React, Ant Design.
  • Implement backend services with NestJS, Node.js, and Java Spring Boot.
Jul 2021 - Jan 2022

Full-Stack Developer

Deeploy Technology Co., Ltd.
  • Designed and developed full-stack applications using Node.js, PostgreSQL, and React.
  • Architected backend services and relational databases for high-volume client systems.
  • Conducted unit and integration testing to ensure stability and quality.
Jul 2019 - Jul 2021

Front-End Developer

Fillgoods Technology Co., Ltd.
  • Developed new features for the company's e-commerce and logistics platform.
  • Migrated systems from Vue 2 to Vue 3, improving maintainability and performance.
  • Debugged and fixed issues, delivering consistent product improvements.

Projects & Portfolio

SCGC — Siam Cement Group Chemicals2022 - Present

Production Scheduling Platform (PSP)

Web-based production planning system for plastic pellet manufacturing. Supports both standard PSP and PSP Compound workflows for factory-level scheduling.

ReactAnt DesignNestJSNode.jsPostgreSQL
Internal Enterprise Project
SCGC — Siam Cement Group Chemicals2022 - Present

Greenhouse Gas Emission Tracking

Enterprise dashboard for monitoring and reporting greenhouse gas emissions across chemical plant operations. Supports regulatory compliance workflows.

ReactAnt DesignSpring BootData Visualization
Internal Enterprise Project
SCGC — Siam Cement Group Chemicals2023 - Present

Snapper — AI Document Reader

AI-powered document processing platform that extracts and interprets structured data from industrial documents using large language models.

ReactNestJSAI/LLM IntegrationNode.js
Internal Enterprise Project
SCGC — Siam Cement Group Chemicals2023 - Present

Market Intelligence Platform

Advanced market analytics dashboard featuring forward curve, historical trends, entry/exit signals, technical charting, and integrated AI analysis for commodity market intelligence.

ReactAnt DesignCharting LibrariesAI AnalysisSpring Boot
Internal Enterprise Project
Deeploy Technology2021 - 2022

High-Volume Client Database System

Architected scalable backend services and relational databases for high-volume client systems. Conducted rigorous unit and integration testing to ensure enterprise-grade stability.

Node.jsPostgreSQLReactUnit Testing
Internal Enterprise Project
Fillgoods Technology2019 - 2021

E-commerce & Logistics Platform

Developed core features for an integrated e-commerce and logistics platform. Led the frontend migration from Vue 2 to Vue 3, significantly improving performance and maintainability.

Vue 3Vue 2JavaScriptFrontend Architecture
Internal Enterprise Project
Rangsit University - Freelance2022

RSU Website Front-End

Developed and maintained the front-end interface for RSU's main website. Built responsive layouts and optimized performance for accessibility and usability.

ReactHTML/CSSResponsive Design
Freelance Project
National Software Contest (NSC 19th)Oct 2016 - Feb 2017

Anatomy Learning System for Kids

Developed an interactive educational system using Unity3D, C#, and Kinect. Won the 1st round and qualified for the 2nd round.

Unity3DC#Kinect
Competition Project

Education

Bachelor of Computer Engineering

Chiang Mai University
2013 - 2017

Get In Touch

Currently open to new opportunities. Whether you have a question or just want to say hi, I'll try my best to get back to you!