Once a good learner at

Generation Thailand Logo

Now, Weerayos still study harder to be a great

Coding Teacher
& Full Stack Developer

A Coding Teacher and Full Stack Developer dedicated to inspiring the next generation of innovators and building scalable web solutions. Building the web of today, shaping the innovators of tomorrow.

Ong Profile Picture

Weerayos (Ong) Thammachamrat

weerayosong | Coding Teacher & Full Stack Developer

A Coding Teacher and Full Stack Developer dedicated to inspiring young innovators and engineering scalable web solutions. While I take pride in nurturing the next generation of bright tech minds, I also maintain a deep commitment to my own continuous learning. Currently, I am dedicating myself to mastering foundational system design, business logic, and system architecture. My long-term goal is to build a holistic understanding of how systems operate, enabling me to contribute to scalable, future-ready applications while empowering young developers to make their mark.

Junior Software Developer Program Certificate
Continuous Learning Journey

Featured Projects

These projects serve as my continuous learning ground. They reflect my foundational steps in understanding System Design and Business Logic, as well as my strong commitment to building more robust system architectures with every new project.

Certifications & Learning

Recognizing that strong fundamentals are the key to becoming a reliable developer, I have dedicated myself to structured learning and hands-on training. This collection represents my earnest effort to build a robust foundation in web technologies and remain adaptable in a rapidly evolving industry.

Mini Projects

Mini Projects engineered to sharpen my skills, serving as the support wings for my Full Stack Development journey.

Lab Under Development
Experimental & Research

The Lab

My Lab, Sandbox, Dojo, Proving Ground. A dedicated space for experimenting with new technologies, system architectures, and proof-of-concept developments.

[Work in progress]
Architecture Visualization
Current Experiment

Distributed Caching & Query Optimization

Testing the integration of Redis for caching expensive database queries in a Node.js environment. This experiment focuses on handling concurrent requests efficiently, reducing database load, and implementing intelligent cache invalidation strategies for real-time data consistency.

Node.js Redis PostgreSQL Docker
SaaS Under Development
Learn more into business

Software as a Service

Driven by a problem-first mindset. These platforms are engineered to solve genuine industry pain points through robust business logic, delivering tangible value before scaling into sustainable business operations.

[Work in progress]

Automated Expense Intelligence

Transform receipts and invoices into structured accounting data instantly. Powered by advanced OCR and LLM technologies to eliminate manual data entry.

Extracted JSON Data

AI Data Extraction

Leverages state-of-the-art Vision-Language models to accurately map unstructured receipt images into clean, structured JSON formats.

Seamless Integration

Built with a robust RESTful API architecture, allowing easy integration with existing ERP and accounting software ecosystems.

Secure & Compliant

Designed with strict multi-tenant data isolation, role-based access control (RBAC), and enterprise-grade encryption at rest.

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