Multi-tenant HRMS
in-progress · 2026 → present
A multi-tenant HR platform with role-based access control and an audit/history architecture, backed by a large e2e test suite.
- NestJS
- TypeORM
- PostgreSQL
- TypeScript
- RBAC
case study →
Projects
The flagship systems, and the older public repos that show the arc from Android/Java experiments to the backend work I lead in now.
01 · flagship systems
CSD commerce platform + rule engine
live · 2023 → 2025
Installment & retail commerce platform for a large defense-sector retailer (50+ branches, 100k+ customers), with a fully dynamic pricing/discount rule engine.
- Node.js
- NestJS
- PostgreSQL
- Oracle
- SQL
case study →
Immigration risk-profiling portal (FIA)
in-progress · 2025
A public-facing portal that turns a traveller questionnaire into a scored risk profile, feeding flagged profiles into the department’s system.
- Node.js
- NestJS
- PostgreSQL
- Oracle
- Jenkins
case study →
Multi-agent client system (OpenClaw)
live · 2026
An always-on multi-agent workflow deployed on EC2 behind a Cloudflare tunnel.
- OpenClaw
- EC2
- Cloudflare Tunnel
- Node.js
case study →
Clipping automation pipeline
in-progress · 2026
A queue-orchestrated media pipeline that clips and processes video with a human-in-the-loop review dashboard.
- BullMQ
- Redis
- Playwright
- whisper
- ffmpeg
case study →
02 · small / legacy
That One Studio
in-progress · 2026 → present
A personal e-commerce venture, my first step into building and running a DTC store.
- Shopify
- E-commerce
HiveEPM (Java → Node.js port)
live · 2022 → 2023
An enterprise performance-management platform that links KPIs to strategic objectives and cascades strategy into balanced scorecards and dashboards, with budget/forecast integration. Re-built from Java to Node.js/NestJS with the same frontend and faster responses on major APIs like import/export.
- Node.js
- NestJS
- PostgreSQL
- REST API
product →
Xigt (Java → Node.js port)
live · 2022 → 2023
An enterprise data-governance & metadata repository (business glossary, metadata/reference data, lineage and stewardship), re-built from Java to Node.js/NestJS with endpoints reworked and solid speed gains.
- Node.js
- NestJS
- MongoDB
- REST API
product →
NestJS REST API boilerplate
archived · 2021
An early NestJS + TypeORM + PostgreSQL REST boilerplate with an auth starter, and an early piece of the backend stack he now leads in.
- NestJS
- TypeORM
- PostgreSQL
- TypeScript
repo →
Apollo Federation gateway w/ subscriptions
archived · 2021
A GraphQL federation experiment: two modules with subscriptions wired through an Apollo gateway.
- GraphQL
- Apollo Federation
- TypeScript
- Node.js
repo →
Android-as-a-server TTS
archived · 2018
An experiment that ran an Android app as a local server so a website could use Android’s free text-to-speech / speech-to-text instead of a paid API.
- Android
- Java
repo →
ARTG: Augmented Reality Tour Guide
archived · 2018
An augmented-reality tour-guide Android app (academic project).
- Android
- Java
- AR
repo →
Best Doctor Finder
archived · 2018
An Android app for finding doctors (academic project).
- Android
- Java
repo →
Fuzzy Clustering
archived · 2020
A Java implementation of fuzzy clustering, from his network-analysis research period.
- Java
repo →