Senior Full-Stack & AI Engineer · Brazil · Remote since 2019
I build web, mobile and AI products end to end, from the database schema to the app store release, including the LLM pipelines in between. I have been shipping production software for startups, enterprise clients and the public sector since 2019. Before that, I spent six years running my own ISP and software company.
- Founder of uAImed, an AI study platform for medical students: lecture transcription, RAG-based Q&A, quizzes, spaced-repetition flashcards and a WhatsApp assistant.
- Healthcare: patient eDiary platform (web, API and mobile) for an international client.
- Public sector: budget transparency, fleet fuel control and school transport systems for municipalities.
- Agribusiness: pricing and harvest forecasting systems.
- Postgraduate studies in Software Engineering (PUC Minas) and Full-Stack with Applied AI (Rocketseat).
- AI / LLM systems: RAG on pgvector, LangChain and LangGraph agents with tool calling, multi-provider model routing with fallback, evals and guardrails.
- Backend: Node.js and TypeScript (Fastify, NestJS), Python (FastAPI), PostgreSQL, Redis, BullMQ, DDD and Clean Architecture.
- Frontend & mobile: React, Next.js, React Native (Expo and bare), Tailwind, shadcn/ui.
- Delivery: Docker, CI/CD (GitHub Actions, Azure DevOps, Bitbucket Pipelines), AWS, automated tests from unit to Playwright E2E.
- Led the rewrite of a consumer mobile app that took its store rating from 2.0 to 4.5+.
- Built a satellite-pointing app used by Sky and Claro field technicians across Brazil.
- Worked on a micro-frontend architecture (Single SPA) for Brazil's largest construtech, and on Heineken's trade portal and mobile app.