I build MCP servers, IoT backends, and full-stack systems.
Currently: Backend Developer at Rogo Solutions — powering 43,000+ smart devices.
Open to: Freelance contracts for MCP server builds, backend APIs, and IoT integrations.
| Service | What you get |
|---|---|
| MCP Server | A production-ready MCP gateway that connects Claude / ChatGPT to your existing REST API — multi-tenant, Redis-backed sessions, OAuth 2.1 |
| IoT Backend | Scalable NestJS/MQTT service for device state management, real-time telemetry, and command dispatch |
| Backend API | Clean TypeScript REST or GraphQL API with PostgreSQL/MongoDB, Docker, CI/CD |
| Automation Script | One-shot Python/Node.js scripts for data pipelines, scraping, webhook processing |
→ longnt121004@gmail.com · LinkedIn · Portfolio
iot-cloud-mcp — MCP gateway for Rogo IoT Cloud. 15 tools. OAuth 2.1. Multi-tenant. Production-deployed.
NestJS TypeScript Redis OAuth 2.1 MCP SDK
SketchMath — Canvas-based geometry drawing tool with AI feedback.
JavaScript Canvas API
firebase-token-helper — CLI to mint Firebase custom tokens for dev/test.
JavaScript Firebase



