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Rasantis/README.md

Rafael De Santis

Senior AI Engineer — I build computer vision that runs on edge GPUs, LLM agents on top of it, and the product around both.

Portfolio LinkedIn Email

São Paulo, Brazil (UTC−3) · Open to remote roles worldwide · 🇮🇹 Italian (EU) citizen — no visa required for the EU


What I've shipped

System Result
🏭 Industrial CV platform — JBS & Marfrig, the world's two largest meat processors 25,000+ animals counted daily across 4 plants; real-time weight estimation at 98.5% accuracy (95% target)
🛒 ShopGuard AI — retail security platform I founded and built solo, edge to cloud 90% fewer completed thefts in production, 24/7; sub-second YOLO11 + TensorRT on NVIDIA edge
⚡ Pix Safety — model & serving optimization (current role) +30% accuracy, +45% faster inference, −37% cloud cost in month one
🤖 Multi-agent decision engine — LangGraph over live ERP data Autonomous decisions with a confidence gate, human-in-the-loop fallback, Langfuse traces
⚽ Soccer AI — match intelligence from World Cup 2026 broadcast footage Player/referee/ball tracking, per-player km/h, live possession, homography-projected tactical map

▶ See these systems actually running — real footage, real overlays → Not screenshots: video of the pipelines in production.


Stack

Vision & ML — Python · PyTorch · YOLO11 · NVIDIA TensorRT · OpenCV · GStreamer · CUDA · ONNX LLM & Agents — LangGraph · LangChain · AutoGen · RAG · Langfuse · GPT-4 · Claude · eval pipelines Multimodal — VLMs (GPT-4V, Claude vision, LLaVA, self-hosted Qwen-VL) · LoRA fine-tuning · SAM Product — FastAPI · React + TypeScript · Node.js · PostgreSQL · event-driven microservices Infra — Docker · Kubernetes · GCP · AWS · Oracle Cloud · CI/CD · NVIDIA Jetson · MLOps AI-augmented dev — Claude Code · Codex · Cursor, daily


Now

Senior AI Engineer III @ Pix Force — owning performance and cost for Pix Safety, a production computer vision product, and running company-wide training on AI-augmented development.

Before that: Founder & CTO @ ShopGuard AI (accelerated by Oracle for Startups, Google for Startups — Top 10 AI startups in Brazil, US$100k in Google Cloud credits — and Antler Brasil) · Co-Founder & Tech Lead @ Vision Labs · AI engineer at Pix Force since 2024 · freelancing since 2021.


What I'm looking for

Senior AI/ML engineering roles — remote worldwide. Computer vision, LLM agents, or full-stack AI products. I've founded twice and shipped alone, so I'm comfortable owning a product end to end — and I'd rather do it inside a strong team.

rafa25santis@gmail.com · rasantis.github.io · LinkedIn

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