hmdeveloper.com

Featured Projects

Real-world systems built for production — backend architecture, API integrations, automation, and platform engineering.

Backend & Integrations

Government & Registry Integration Platform

Integration platform connecting government agencies, financial institutions, and digital certification providers. Handles DETRAN vehicle data, ONR/notary registry workflows, digital identity (Keycloak/PD ID/OAuth2), and B3-linked certification flows. Processes sensitive data with strict compliance requirements.

Govt/financial data compliance
99.9% uptime SLA
Webhook event processing
Digital identity integration
PythonDjangoNestJSKeycloakOAuth2PostgreSQLRedisDockerWebhooks
Fullstack Platform

GoInsiders — Creator & Affiliate Platform

Full-featured platform for brands and content creators to manage campaigns, track affiliates, publish to Instagram and TikTok, validate KYC identity, manage digital wallets, and access real-time analytics. Built with a microservice-oriented architecture and queue-based processing.

KYC identity validation
Social media publishing (IG + TikTok)
Wallet & payout system
Real-time campaign analytics
NestJSPrismaPostgreSQLReactTypeScriptAWS S3CaddyDockerRedis
SaaS Platform

Education Management Platform

Educational platform with course management, student attendance, certificate generation, payment integration, lead tracking, and admin reporting. Built with a modular Django architecture supporting multiple schools and programs.

Multi-tenant course management
Certificate generation
Async task processing
Payment & enrollment flows
PythonDjangoDRFWagtailCeleryRedisMinIOJWTDocker Compose
AI & Automation

Jarvis — Personal AI Assistant

Personal multi-agent AI assistant running locally with Tauri + React HUD, voice pipeline (Kokoro TTS), 27 specialized agents for technical and personal tasks, memory consolidation, and autonomous workflow execution. Integrates with local LLMs via Ollama.

27 specialized agents
Voice pipeline + TTS
Memory consolidation
Autonomous task execution
ReactTauriPythonOllamaLocal LLMsWebSocketsMulti-agent orchestration
Home Automation

Home Automation & IoT

Complete smart home automation setup using Home Assistant as the orchestration layer. Integrates ESPHome, Sonoff, Tuya, and Zigbee devices for lighting, irrigation, security, energy monitoring, and AI-powered routines.

100+ automations
Irrigation & energy control
AI-powered routines
Custom ESPHome devices
Home AssistantESPHomeESP32SonoffTuyaPythonMQTTNode-RED
Projects | Hugo Minari Diniz | Backend & Fullstack Engineer