DevTimeline

A chronological archive of my engineering journey, architectural milestones, and the lessons carved in code along the way.

2026

Mreycode-Signal — JSON-Driven Signal Engine (My First Vibecoding Project)

Open SourceVibecodingJSONAnalyticsAPIVisualization

2026

Built my first vibecoding project using Google Antigravity IDE — a JSON-driven signal engine that transforms API responses into real-time visual analytics widgets. Fully configurable, reusable, and open-source.

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Legacy Migrator — Making Painful Migrations Simple

LaravelMigrationLegacy SystemsQueuesBackend Tools

2026

Created Legacy Migrator, a Laravel package for seamless migration of legacy database records. Designed to handle incremental, resumable migrations with Laravel queues, making legacy-to-new system migrations reliable and efficient.

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Stats Flow — Turning Legacy into Insight

LaravelFilamentRedisMySQLDockerMigrationEmployee Stats

2026

Lead Developer for Stats Flow, a new system to track employee stats, focusing on migrating data from two legacy systems (Prody and Flai) while building a modern, reliable platform.

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2025

First Deployable Chatbot Iframe — Plug & Play AI Widget

ChatbotIframeJavaScriptAIFullstack

2025

Created a script-based chatbot iframe system that can be deployed to any website, integrates with backend APIs and 3rd-party AI providers, and uses cookies to maintain guest conversations.

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AI Agent Engineer — Automating with Intelligence

AIAutomationn8nRAGWorkflow ToolsAPIs

2025

Co-Lead AI Agent Engineer building AI/Automation Agents using n8n, integrating multiple APIs (Google, Airtop, Telegram, etc.), and developing tools to streamline AI workflows, including RAG systems and prompt generators.

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Portfolio Website — From Experimentation to Showcase

Next.jsVercelPortfolioFrontendShowcase

2025

Created my finalized portfolio website to showcase my Dev Journey and projects. Learned from previous DigitalOcean hosting, explored GitHub Pages, and settled on Vercel for seamless deployment with modern tooling.

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mrey-ai.vercel.app — My AI Portfolio Playground

Next.jsVercelSupabaseExpress.jsAIPortfolio

2025

Created mrey-ai.vercel.app to showcase AI agent and automation projects. Built on Next.js, Vercel, Supabase, and Express.js, gradually improving the platform as a free portfolio experiment.

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mrey-express-cli — My Personal Express Template

Express.jsCLINode.jsProductivityTemplate

2025

Created mrey-express-cli, a personal Express.js CLI template inspired by Laravel structure, to speed up project scaffolding and avoid reinventing the wheel. Amazed to see 600+ downloads in just 2 weeks!

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2024

GTranslate — Making Multilingual Easy

LaravelPHPReact.jsRedisLocalizationGoogle Translate API

2024

Lead Developer for GTranslate, an internal tool for bulk translation using Google Translate API, streamlining localization for multiple languages and improving efficiency across teams.

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Leadgen — Automating Leads Without Losing Sleep

LaravelDockerRedisMySQLQueue ManagementBackend

2024

Co-Lead Backend Developer for Leadgen, an automation system to collect and follow up leads efficiently. Implemented job queues with Redis and email automation while handling race conditions.

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Tiro Chat Simulator — Showcasing Real-Time Magic

LaravelReact.jsRedisReal-Time ChatClient DemoCollaborationIntegration

2024

Lead Developer for a client demo project, Tiro Chat Simulator, demonstrating real-time chat capabilities and system responsiveness using the chat system developed for NMS exams. Collaborated with web designers to implement multiple themes and used iframe embedding for integration across different websites.

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NMSITD Chat React — From Standalone to Reusable

React.jsNPMViteChat SystemsFrontend Package

2024

Lead Developer and Maintainer of NMSITD Chat React, an NPM package used in NMS Exam systems for interactive chat assessments. Initially standalone, it was later converted into a reusable package to improve efficiency and consistency across projects.

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NMS Chat Backend — Keeping Conversations Alive

LaravelPHPRedisChat SystemsLead Developer

2024

Lead Developer for NMS Chat backend, supporting real-time communication in NMS Exam systems. The system stored and managed messages, conversations, clients/participants, and required conversation keys for access.

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Shipping What We Built

DeploymentSystem StabilityLaravelProduction

2024

Deployment phase of NMSAPPS Core with minimal bugs, smooth rollout, and incremental feature improvements.

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Open Source Mentorship — Learning by Teaching

MentorshipNPMComposerOpen SourceTeam Growth

2024

Shared practical knowledge about building NPM and Composer packages with teammates, mentoring them through real-world lessons on structuring, versioning, and publishing reusable packages.

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2023

Breaking the Monolith into a Platform

System ArchitectureModular DesignLaravelFinance Systems

2023

Co-led the modularization of NMSAPPS into core modules, leading the Finance module while helping shape the overall platform architecture.

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Fixing Inconsistency Once, for Everyone

LaravelComposerInternal ToolingAPI Design

2023

Created an internal Laravel Composer package to standardize API responses and error handling across NMS systems.

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Oops, The Scraper Broke

Web ScrapingPHPFinance SystemsMaintenance

2023

Rebuilt a broken BSP forex scraper in PHP to restore reliable daily finance data updates for FDB.

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2022

NMSAPPS Finance — Building the Money Engine

FinTechLaravelDockerPayrollSystem Migration

2022

Lead developer for NMSAPPS Finance, a core financial system handling payroll, loans, and financial reporting.

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NMSAPPS HR v1 — The System Everyone Touched

HR SystemsLaravelReactData Migration

2022

Co-lead developer for NMSAPPS HR v1, the core HR system managing employees, attendance, and internal workflows.

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When the System Is Too Stable to Touch

NestJSSystem MaintenanceBackendLegacy Systems

2022

Took over maintenance of an existing NestJS-based system, learned the stack under pressure, and eventually saw it become stable enough to be tagged as legacy.

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From Webpack to Vite — Speed Finally Matters

ViteFrontend ToolingDXBuild Systems

2022

Transitioned frontend builds from Webpack to Vite to improve development speed and feedback loops.

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Laravel Redis Manager — The Abandoned Dream

LaravelRedisComposerExperimentJunior Dev

2022

Experimented with building a Composer package to manage Redis like an Eloquent model, simplifying get/set operations. Project was abandoned due to pressure from other projects and life. Remember, just a curious junior dev at the time! Maybe it’s already been made, or maybe you’re reading this.

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2021

nmitd/oauth — My First Private Composer Package

LaravelComposerSSOReact.js

2021

Support Lead Developer for my first internal Composer package, streamlining SSO and platform integration with NMS Accounts.

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HR & Finance NMSAPPS — Laying the Groundwork

Environment SetupLaravelDockerSystem Architecture

2021

Early development phase of NMSAPPS HR and Finance systems, focusing on environment setup and foundational architecture.

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Accounts v1 (NMS PH) — My First Project as Lead Developer

Lead DeveloperSSOLaravelReact.jsDocker

2021

Lead developer for my first project where I made key decisions, building a core SSO system across multiple platforms.

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Loop Moderation v2 — Upgrading Content Moderation Workflows

Co-LeadLaravelNode.jsSocket.io

2021

Co-lead developer on an upgraded moderation system, implementing content mapping, request queueing, and reliable API integrations.

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Creating My Second NPM Package: ar-queue-task

Personal ProjectJavaScriptNPMQueue SystemLearning

2021

Experimented with creating a queue system as an NPM package using JavaScript to learn package development and task queuing.

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FT Hiring — Maintaining a Legacy Recruitment System

MaintainerCodeIgniterMySQLLegacy System

2021

Maintainer for FT Hiring, a legacy fulltime recruitment system, ensuring stability and smooth operation.

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2020

Developing IM Moderation v1 for Content Monitoring

WorkDeveloperKohanaModerationContent Filtering

2020

Developer on an internal moderation system to monitor and filter content, ensuring compliance and quality control.

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Support Lead Developer for Dailysteam Automation System

Node.jsExpress.jsRedisAutomation

2020

Developed a system to automate scheduled bot replies, improving messaging efficiency and reliability.

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Developing IMv3 Watcher for Messaging Status Monitoring

Node.jsExpress.jsMessagingBackend

2020

Main developer for building and maintaining a backend watcher system for IMv3 messaging app, tracking conversation status and ensuring reliability.

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Creating My First NPM Package: console-bar-chart

Personal ProjectJavaScriptNPMLearning

2020

Experimented with creating my first NPM package using pure JavaScript, exploring package publishing and distribution.

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ATM Card Design — Just My Phone & HTML/CSS

HTMLCSSExperimentCreativityMobile Dev

2020

Created different variants of ATM cards using only HTML and CSS on my Android phone. A fun experiment without a personal PC, just pure creativity and curiosity.

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2019

Developing and Maintaining Legacy HRapps

Junior DeveloperCodeIgniterMySQLjQuery

2019

Worked as a junior developer on Legacy HRapps, creating new features, maintaining the system, and making development decisions under guidance.

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Contributing to CCenterv2

LaravelPHPAngularMySQL

2019

Worked as a developer on CCenterv2, contributing ideas and participating in key system decisions.

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Developing and Maintaining Flai

PHPKohanaMySQLjQuery

2019

Worked on the Flai system, building advanced features, maintaining legacy code, and contributing to system decisions.

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Showcasing Skills Through a Blog Project

WorkTrainingLaravelPHPMySQL

2019

Training project where I created a blog post system using Laravel, which helped me land a development role.

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Leading iTEaCH: A Mobile Learning App with Computer Vision

ThesisTeam LeadAndroidJavaOpenCV

2019

Thesis project where I led the team to develop an Android app for kids learning using shape and color recognition.

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City of San Fernando La Union — ICT Summit Hackathon

HackathonVanilla PHPBootstrapSMSGovernment SystemStudent Project

March 2019

First hackathon participation representing our school. Co-led development and built two applications in 24 hours using Vanilla PHP and Bootstrap — a farming inventory & sales system and a government queueing system with SMS notifications.

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2018

Building DOST Barangay Portal from Scratch as Co-Lead Developer

InternshipPHPMySQLGoogle Maps

May 2018

Internship experience where I co-led development of a web portal for DOST Urdaneta, building it entirely from scratch.

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End of timeline... for now.