Available for Freelance & Full-Stack Projects

Vertex Digital Software, Web & Mobile App Developer

Engineering Smart
Digital Solutions.

Combining backend reliability with frontend clarity. I build responsive web platforms, efficient desktop applications, and cross-platform mobile apps tailored for real-world problem-solving.

Live Projects

Tech Stack Glance

Actively developing web solutions, backend desktop applications, and cross-platform mobile apps using Flutter and Android Studio.

HTML5
CSS3
JavaScript
React
Python
Java
PHP
MySQL
Flutter
Android
Firebase
Node.js
Git
HTML5
CSS3
JavaScript
React
Python
Java
PHP
MySQL
Flutter
Android
Firebase
Node.js
Git

My Services

Digital Portfolios

Stand out with a beautifully crafted, high-performance portfolio tailored exactly to your brand.

E-Commerce Solutions

Robust and scalable online stores designed to convert visitors into loyal customers.

Web & Mobile Apps

Cross-platform mobile applications and complex web platforms built for real-world problem solving.

Trust & Standards

Security & Engineering Rigor

Every web platform, software system, and mobile application is engineered with modern privacy, cryptographic standards, and strict intellectual property protection.

End-to-End Encryption & SSL

All API endpoints, client-server communications, and databases are protected with TLS/SSL encryption and hardened environment secrets management.

OWASP Secure Coding

Built with enterprise defenses against SQL Injection, Cross-Site Scripting (XSS), CSRF attacks, sanitized inputs, and secure OAuth/JWT authentication.

100% IP & Code Ownership

Full proprietary source code, documentation, and repository ownership are transferred directly to you upon delivery with complete transparency and zero vendor lock-in.

Strict Privacy & NDA Protection

Your business logic, proprietary algorithms, and customer data remain strictly confidential. Mutual Non-Disclosure Agreements (NDAs) are signed prior to kickoff.

Frequently Asked Questions

How do you ensure the security and privacy of my project and data?
Security is baked into every phase of development. I adhere to modern OWASP security standards, implement SSL/HTTPS encryption, secure authentication (JWT/OAuth), role-based access control (RBAC), and ensure all user inputs are strictly sanitized against vulnerabilities. For sensitive or proprietary projects, I am always ready to sign a mutual Non-Disclosure Agreement (NDA) before any consultation or development begins.
Who owns the source code and intellectual property once finished?
You own 100% of the intellectual property, source code, and design assets upon project completion and final handover. Full GitHub/GitLab repository ownership, deployment credentials, and technical documentation are transferred directly to your accounts with zero vendor lock-in.
How long does it take to build a custom portfolio?
Typically, a standard digital portfolio takes 1 to 2 weeks to complete. This timeline depends on the complexity of the design and how quickly you can provide your content and assets (like logos and project photos).
Do I need my own domain and hosting?
Not necessarily! I can handle the full technical setup for you, including registering a domain and deploying your site. If you already have hosting, I can also hand over the source code or deploy it there.
What if I don't have a logo or design yet?
No problem at all! I offer UI/UX design services and can help craft a minimal, modern brand identity for you as part of the package before we start coding.
How much does a project cost?
Every project is unique. Once you download and fill out the Client Intake Form, I'll provide a transparent, customized quote based on your specific needs, features, and timeline.

About the Developer

A look into my skills and educational background.

Vertex Digital
Mobile Dev

Vertex Digital
Software, Full-Stack Web & Mobile App Developer | IT Student

I am currently a proud student at Torres Capitol College (TCC). My journey into tech began with simple coding challenges and has evolved into building full-scale applications.

Beyond the code, I am a problem solver at heart. Whether it's debugging a complex algorithm or refining a pixel-perfect user interface, I enjoy the process of continuous improvement.

Download CV

HTML/CSS

JavaScript & React

Python

Java

PHP

MySQL & Firebase

Android Studio & VS Code

Flutter / Dart

Android / Kotlin

React Native

Certificates

GitHub Activity

dullareymart19webde's Github chart
GitHub Stats Top Languages

My Projects

A unified look at my live web platforms, premium software, and upcoming apps.

Web Platforms

AI PLATFORM
Dexter AI Assistant

Dexter AI – Intelligent Workspace Assistant

Next-Gen Multimodal AI companion powered by Gemini 2.5 Flash & Firebase. Features multi-turn chat memory, vision analysis, live web search, code sandbox runner, voice input & TTS, KaTeX math, and Mermaid diagrams.

ONGOING
Mindanaw Tribal School

Mindanaw Tribal School (MTS)

An ongoing web platform developed for the Mindanaw Tribal School, focusing on preserving cultural heritage while providing modern educational resources.

Visit Live Project
Online Voting System

Online Voting System (E-Vote)

A secure, fully functional web-based electronic voting platform. Designed to handle user authentication and reliable vote casting.

Visit Live Project
El Roi Christian Academy

El Roi Christian Academy (ERCA)

An official web platform developed for El Roi Christian Academy, providing information on educational programs, admissions, and the latest updates for students and parents.

Visit Live Project
NEW
Cafe Pre-Ordering System

Cafe & Restaurant Pre-Ordering System

An advanced Pre-Ordering System built with Next.js, featuring a beautiful UI for browsing menus, managing cart states, and processing advance orders seamlessly.

View Details

Premium Software

PRO & MOBILE

PadMaster

A robust, cloud-powered productivity application. Access your workspace from anywhere via the Web Edition or take it on the go with the cross-platform Mobile Edition featuring seamless synchronization.

Inquire
AI ENGINE

Offline AI Engine (VAI)

A powerful, privacy-first Artificial Intelligence agent that runs entirely on your local machine. Lightning-fast responses and advanced data processing without needing an internet connection.

Inquire

Downloadable Apps

AI WEB & APK
Dexter AI Assistant

Dexter (AI Assistant)

Next-Gen Intelligent Workspace Companion with Gemini 2.5 Flash, Multimodal Vision, and Voice. Try the live web platform or download the Android APK.

OFFLINE AI
Chatbuddy (Offline AI)

Chatbuddy (Offline AI)

Your reliable offline AI assistant. Fast and always available without an internet connection.

Download APK
AI ENGINE
Atmos AI

Atmos AI

An advanced AI application designed for optimal performance and intelligent processing.

Download APK

Tech Insights

Thoughts, tutorials, and my journey in software development.

Updating...

WEB DEVELOPMENT

Why Next.js is the Future of React Applications

Exploring the benefits of Server-Side Rendering and static site generation in modern web apps.

Read More
AI & MACHINE LEARNING

Building an Offline AI Engine (VAI)

The challenges and breakthroughs of creating a privacy-first AI agent running locally.

Read More
MOBILE DEV

Cross-Platform Mobile Apps with Flutter

How I use Flutter to deliver seamless mobile experiences on both iOS and Android simultaneously.

Read More

Get In Touch

Have a project in mind or want to collaborate? Send me a message.