John Michael D. Roxas
Full Stack Developer
A personal space for my work, projects, and ideas.
FULL STACK DEVELOPERHi, I’m
Hi, I’m
John Michael Roxas.
I take your product from architecture to deployment, connecting clear interfaces, reliable data flows, and automation that reduces manual work.
Cum LaudeProgrammer of the YearCivil Service Professional PasserFormer Production DirectorEsports Tournaments Organizer2-Year Computer Instructor
I turn workflows into working software.
I scope it. I build it. I see it through.
My Work in Numbers
~14k
registered platform users
I built assessment workflows with AI question correction.
5k+
users on an on-prem platform
I deployed Bayanihan on an on-premise container stack.
4
active POS branches
I connected checkout to one warehouse inventory.
10+
capstone / research systems
I architected and supported these systems end to end.
Selected Systems
Inspect the systems I’ve built and the decisions behind them.
Web ApplicationsProduction
Civil Service Platform
I built a learning and assessment platform serving roughly 14,000 registered users, with mock exams, AI question correction, and progress tracking.
Next.jsTypeScript+4
Web ApplicationsProduction
Bayanihan
I deployed Bayanihan for 5,000+ users on an on-premise stack, connecting community operations with controlled remote access.
DockerPostgreSQL+5
POS SystemsProduction
Multi-Branch POS & Inventory
I deployed checkout and centralized warehouse inventory across four retail branches so teams can manage sales and stock in one system.
ReactNode.js+4
