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dadadadas111/README.md

Nguyen Thanh Long — Long Nguyen

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.

What I Can Build For You

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

Featured Work

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

Tech Stack

Backend & Languages
Node.js NestJS TypeScript .NET Java Go

Frontend & Mobile
Next.js React Flutter

Data & Messaging
PostgreSQL MongoDB Redis Kafka MQTT

Infrastructure
Docker GitHub Actions Firebase

github-snake

LinkedIn Gmail Portfolio GitLab

Pinned Loading

  1. iot-cloud-mcp iot-cloud-mcp Public

    MCP gateway that connects Claude/ChatGPT to Rogo IoT Cloud — 15 tools, OAuth 2.1, multi-tenant, Redis sessions

    TypeScript 1 1

  2. mathsketch-tutor mathsketch-tutor Public

    Sketch a math problem, get step-by-step feedback grounded in symbolic verification. NestJS + Firebase + mathjs CAS verifier + LLM exposed as an MCP tool.

    TypeScript

  3. novel-studio novel-studio Public

    AI novel-writing studio with cost-effective 3-tier long-story memory: canon store + rolling summary + pgvector RAG. NestJS + Supabase/PostgreSQL + Anthropic + MCP.

    TypeScript

  4. s3-drive-manga s3-drive-manga Public

    Cloud drive on AWS S3 + MongoDB with presigned multipart uploads and a built-in manga reader (paginated, prefetched signed URLs). NestJS + React.

    TypeScript