Endeavors & Systems
Executive platforms, FinTech/Web3 architectures, robotics & hardware builds, and civic tech initiatives.
A consolidated portfolio of ventures, open-source systems, humanitarian responses, and hardware integrations spearheaded over two decades of hands-on engineering and executive technology leadership.
mbtc.ph
Technology Head & Architect · 2014
Pioneered in Pasig City shortly after the Mt. Gox collapse, mbtc.ph was among the very first web-based Bitcoin platforms designed specifically for the Philippine market, enabling local users to buy, store, and transfer Bitcoin with local currency rails.
Real Estate Blockchain Trading & Co-Ownership
Chief Technology Officer (C Estates Inc.) · 2019 - 2021
Architected the end-to-end tokenization and trading platform for C Estates Inc., enabling fractional co-ownership of commercial and residential real estate through smart contracts and digital asset settlements.
Web3 Gaming Economies & On-Chain Asset Interoperability
Lead Blockchain Systems Architect · 2021 - 2023
Designed decentralized gaming economies, token distribution smart contracts, and verifiable non-custodial asset registries allowing players true ownership and tradeability of in-game items.
Digital Collectibles & NFT Provenance Infrastructure
Smart Contract & Web3 Architect · 2021 - 2024
Engineered smart contract architectures and decentralized storage pipelines for high-value digital collectibles, ensuring immutable provenance, decentralized metadata persistence (IPFS/Arweave), and automated creator royalties.
Conneqly Enterprise Workflow Automations & HRIS
Founder & Systems Architect · 2023 - Present
Conneqly is a modern digital HRIS and enterprise workflow automation suite engineered to eliminate administrative bottlenecks in timekeeping, government compliance, payroll processing, and multi-department approvals.
Civpass Digital Queue & Smart Guest Access
Co-Founder & Lead Architect · 2022 - Present
Civpass is a frictionless queue management and digital concierge portal empowering dining venues, service counters, and civic centers to eliminate physical lines and optimize customer turnaround.
Restometry F&B Analytics & Kitchen Telemetry
Architect & Technical Director · 2022 - Present
Restometry bridges restaurant point-of-sale systems, kitchen workflow timers, and supply-chain inventory data into an actionable operational telemetry dashboard for hospitality operators.
Hawshold On-Demand Homecare Marketplace
Co-Founder & Systems Architect · 2023 - Present
Hawshold is an on-demand service marketplace designed to streamline home maintenance, deep cleaning, and technical repairs across residential condominiums and subdivisions in Metro Manila.
GUMS: Generic User Management System
Author & Open-Source Maintainer · 2013 - Present
A lightweight, production-ready User Management System (CI-UMS) built to provide granular Role-Based Access Control (RBAC), multi-factor authentication primitives, session audit trails, and administrative dashboards for enterprise web applications.
Aerial Drones & Unmanned Ground Vehicles (UGV)
Hardware Builder, Pilot & Expedition Surveyor · 2014 - Present
Engineering custom unmanned aerial vehicles (ZMR250 mini-quads, coaxial X8 octocopters, autonomous waypoint platforms) and Unmanned Ground Vehicles (UGV) for aerial photogrammetry, topographical mapping, and remote environmental surveys.
Local-First Smart Home & Ambient Automations
Systems Architect & Hardware Integrator · 2018 - Present
Designed and deployed a local-first, cloud-independent home automation infrastructure coordinating environmental sensors, lighting, climate control, energy metering, and security systems with zero reliance on external cloud servers.
Residential & Off-Grid Solar Power Systems
Designer & Renewable Systems Builder · 2020 - Present
Engineered custom off-grid and hybrid solar installations utilizing high-capacity LiFePO4 battery banks, smart hybrid inverters, and real-time energy telemetry to achieve electrical independence and continuous uptime during grid disruptions.
Creative Commons Photography & Open Knowledge
Photographer & Wikimedia Contributor (`Macoy.mejia`) · 2012 - Present
Advocating cultural and educational software freedom through high-resolution aerial and landscape photography contributed under Creative Commons (CC BY-SA) to Wikimedia Commons. Works illustrate critical Philippine geography and ecosystems across Wikipedia and international reports.
indigenous.ph & Digital Literacy for Remote Communities
Initiative Lead & Technology Volunteer · 2015 - Present
indigenous.ph was established to bridge the deep digital divide facing indigenous and remote communities in the Philippines. The initiative deploys low-power Raspberry Pi computers, solar charging kits, and curated offline educational software to tribal schools.
Operation Haiyan: Disaster Relief & Humanitarian Missions
Volunteer Relief Coordinator & Field Logistics (Ugnayan ng Pahinungod Manila, UP Mountaineers & 4x4 Philippines) · 2013 - 2014
Following the catastrophic impact of Super Typhoon Yolanda (Haiyan) in late 2013, Macoy joined volunteer humanitarian deployments across Eastern Samar, Leyte, and Aklan, working alongside Ugnayan ng Pahinungod Manila, representatives of UP Mountaineers, and 4x4 Philippines to deliver medical aid, emergency relief packs, and ground logistics to devastated communities.
Malayo ang mararating ng bente pesos mo (20pesos.org)
Founder & Campaign Lead · 2011 - 2016
A pioneering digital micro-crowdfunding campaign based on the philosophy that a modest 20-peso contribution, multiplied across communities, creates transformative educational opportunities for underprivileged public school children.
NAMFREL Civic Tech: Distributed SMS Quick Count (2004) & Geomapping Validation (2016)
Civic Tech Volunteer & Systems Architect (NAMFREL) · 2004 & 2016
Supported the National Citizens' Movement for Free Elections (NAMFREL) across two landmark national elections: architecting the 2004 distributed SMS national parallel quick count using multi-server job queueing, Jabber (XMPP) messaging, and direct telco SMPP binds via Kannel on Linux, and leading 2016 GIS geomapping visualization to track and validate the credibility and spatial integrity of nationwide election returns.