Featured Projects
Real-world systems built for production — backend architecture, API integrations, automation, and platform engineering.
Backend & Integrations
Electronic Real-Estate Registry & Digital Signature SaaS
Multi-tenant B2B SaaS platform connecting administrators, notary offices, banks, and buyers/sellers through the complete legally-valid electronic real-estate registry cycle.
ONR SOAP integration
ICP-Brasil digital signature (Lacuna, IntegraICP, IdRC)
6 role-based portals
Immutable audit trail & LGPD compliance
FastAPISQLAlchemy 2PostgreSQL 17KafkaCeleryRedisReactAngular 19Docker ComposeAWS (S3/SQS/ECS)Nginx
E-commerce Platform
Vehicle Data Lookups & Payments E-commerce
E-commerce platform for vehicle and driver data lookups, with catalog, checkout, history, and real-time payment status.
Dual-token authentication
HttpOnly/Secure cookies
Secure external-API proxy
Real-time payment status via SSE
Angular 20TypeScriptTailwind CSSNode.js 20ExpressPostgreSQL 17Docker ComposeNginx
SaaS Platform
UniCETREX — Medical Education Platform
Platform for a postgraduate medical education company (videosurgery, endoscopy, laparoscopy), with a public site, lead capture, enrollments, payments, and role-based portals.
6 role-based portals (admin, sales, finance, academic, professor, student)
WhatsApp + CRM lead capture
Cielo payments (PIX, credit, boleto)
QR-code check-in & commission tracking
React 19TypeScriptViteFastAPIPython 3.13SQLAlchemy 2AlembicPostgreSQL 17RedisDocker ComposeGitHub Actions
Fullstack Platform
GoInsiders — Creators, Affiliates & Campaigns
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.
KYC identity validation
Instagram & TikTok publishing
Digital wallet & creator payouts
Real-time campaign analytics
NestJSPrismaPostgreSQLReactTypeScriptAWS S3CaddyDockerRedis
Mobile & Web Platform
Alive Tour — Premium Travel Agency Platform
Evolved from a landing page into a full operations platform for a premium travel agency, with a public site, admin CMS, role-based portals, leads, and loyalty.
16-screen admin CMS
5 operational portals with role-based access (6 roles)
Budget-based trip discovery tool
Loyalty program & WhatsApp lead follow-up
ExpoReact NativeExpo RouterNativeWindTypeScriptReact Native WebFirebase (Firestore, Auth, Cloud Functions, Storage, Hosting)
AI & Automation
JARVIS — Personal AI, Agents & Automation Lab
Personal, voice-first AI platform running on-premises, in daily use as a hands-on lab for applied AI, autonomous agents, and home automation.
28 specialized agents
Semantic memory with RAG & reranking
Local LLM routing with cloud escalation
Home Assistant integration
Bilingual desktop HUD (EN/PT-BR)
PythonFastAPIReactTauriPostgreSQL (pgvector)RedisOllamaMLX WhisperKokoro/Piper/XTTSMCP serversDocker Compose