Systems Engineer & Full-Stack Developer

Architecting robust web portals, database backends & reliable tools.

3rd-year IT student in Sultan Kudarat, Philippines. Specialized in PHP (CodeIgniter 4 / Laravel), MySQL 8.4 schema engineering, real-time WebSockets, and clean software architecture.

Core Tools

CodeIgniter 4 MySQL 8.4 PHP 8.2 Node.js Godot 4.7 Android / Kotlin DeepSeek & Claude Git / GitHub

Flagship Web Portals

Production-grade institutional and commercial platforms

Flagship Portal

OSAS Student Affairs Portal

PHP 8.2 // CodeIgniter 4 // MySQL 8.4

Clearance workflows, multi-role review levels, scholarship record management, and CSV audit exports.

Commercial System

TechFix Repair Management

PHP // Laragon // POS Queue // Inventory

Customer repair intake kiosk, technician diagnostic dispatch, parts deduction, and printable billing.

Profile & Presence

Based in Sultan Kudarat, PH

--:--:-- --

Accepting new contracts

I engineer clean MVC structures, resilient relational databases, and snappy web tools designed to solve real business bottlenecks.

Data & Architecture

Full-stack & mobile engineering stack for real-world systems:

Relational Schemas MySQL 8.4

MVC Backend Portals CodeIgniter 4 / PHP

Mobile & Android Apps Java / SQLite

What I Deliver

Practical systems for capstone students & small businesses:

Student & Capstone Portals

Business Systems & POS Kiosks

Android Mobile Applications

AI-Accelerated System Builds

AI Assistant

Interactive portfolio agent powered by Neon + DeepSeek:

PORTFOLIO WORK 8 Projects

Production Portals, Tools & Game Simulations

Every system below represents real, functional codebase engineering with GitHub repositories.

CAPABILITIES

Technical Services & Architecture

End-to-end software development built for maintainability, query speed, and data integrity.

Institutional Web Portals

Comprehensive role-based clearance workflows, student records, scholarship document intake, and audit-ready data portals.

Multi-tier clearance approval hierarchies
Secure document uploads and verification
Automated audit logs & CSV/PDF exportable reporting
CodeIgniter 4 / Laravel + MySQL architectures

Repair Kiosks & Retail POS

Specialized hardware repair shop intake queues, technician work order dispatch, inventory deduction, and thermal invoice generation.

Customer intake ticket issuance with tracking IDs
Technician status boards (diagnostics, in-progress, completed)
Automated spare parts stock depletion
Printable PDF & thermal receipts

Database Design & Schema Optimization

Normalized relational schemas (3NF), composite indexing, foreign key integrity, transaction atomicity, and query profiling.

Entity-relationship modeling & normalization
ACID compliance and safe financial transaction locks
Slow-query bottleneck diagnosis and index tuning
MySQL 8.4, PostgreSQL, SQLite, Room DB

Local AI & MCP Integrations

Bridging local knowledge bases (Obsidian vaults) to LLMs via Model Context Protocol, automated token rate budgeting, and offline-first dev tooling.

Model Context Protocol (MCP) server & client wiring
Obsidian Markdown vault semantic context injection
DeepSeek & Claude API integration with token budgeting
Standalone web dev benches and developer IDEs

BIOGRAPHY & WORKFLOW

About Gwen Balajediong

Full-stack developer, 3rd-year IT student, and practical systems builder.

Background & Engineering Mindset

I am a 3rd-year Information Technology student living in Sultan Kudarat, Philippines. My focus is on turning ambiguous business challenges into tested, maintainable, and reliable software systems.

Rather than chasing fleeting UI trends, I prioritize clean architectural fundamentals: strict MVC separation, atomic relational database operations, defensive data validation, and accessible, responsive interfaces that load instantly across desktop and mobile devices.

My hands-on experience ranges from building the OSAS Scholarship & Clearance portal with CodeIgniter 4 and MySQL 8.4, to commercial repair management platforms, offline Android security apps, and high-precision vehicle dynamics in Godot 4.3/4.7.

LOCATION Sultan Kudarat, Philippines (GMT+8)

EDUCATION BS in Information Technology (3rd Year)

CORE BACKEND PHP 8.2, CodeIgniter 4, MySQL 8.4, Node.js

ADDITIONAL SKILLS Godot 4.x / GDScript, Kotlin / Android, Git

Chief Bug Inspector 🐾

Team Mascot & Moral Support

Guarantees zero memory leaks, conducts code reviews at 3 AM, and ensures strict adherence to quiet debugging hours.

Code simple. Normalize tables. Test early.

// Chief Bug Inspector · 03:00 GMT+8

INQUIRIES

Let's Build Something Together

Have a web system, portal project, database optimization need, or technical contract? Send a message.

Direct Contact Channels

I typically reply within 24 hours. Open for freelance contracts and full-stack development.

EMAIL ADDRESS gwenny252@gmail.com

MOBILE PHONE 09541045141

RESIDENCE & TIMEZONE Sultan Kudarat, Philippines (GMT+8)

Message Delivered

Thanks for reaching out! Gwen will review your inquiry and reply within 24 hours.