// projects
- Protech The Future Real-time flood telemetry and detection (Edge/IoT) — 1st place FIAP GS 2025 DjangoFiwareESP32Chart.jsLeafletTailwindDocker
- CRMed Clinic management with in-memory caching (Redis) and GraphQL — Hospital São Rafael TypeScriptNode.jsGraphQLReactPostgreSQLPrismaRedisBullMQDocker
- Grabtext Image processing and low-latency local OCR to the clipboard on GNU/Linux PythonTesseractFlameshotOpenCVPillow
- OEDLA (Unicamp) Zero-cost news portal with aggressive SEO and edge caching (~93% hit ratio) FlaskReactMongoDBRedisCloudinaryCloudflareVercel
- PremiumUUID Minecraft plugin that gives every premium player the right UUID, even on offline-mode servers JavaPaperSpigoton Modrinth
- cotoo.dev This portfolio :P HTMLCSSJavaScriptup
// tech stack
- Systems & Low Latency Java (JVM/GC), C/C++, QuickFIX/J, Linux Internals, Concurrency
- Networking & Infrastructure Sockets (TCP/UDP), FIX Protocol, Docker, Kubernetes, AWS, Cloudflare
- Back-end & Data Redis (In-Memory), PostgreSQL, Python, TypeScript, GraphQL, Prisma
- Observability & Automation Grafana, Jaeger, MQTT, GitHub Actions, Shell Scripting
- Front-end & Interfaces React, Tailwind CSS, Expo, Plain Canvas
// experience
- Architecture and Technology IT Intern Ideal CTVM — Dec 2025 – present
- Calculus & Linear Algebra Tutor Kumon Brasil — Jan 2022 – Dec 2025
// blog (in Portuguese)
- Docker: Criando e Gerenciando Containers Guia completo e prático de Docker, da instalação à orquestração com Docker Compose. Imagens, volumes, redes e boas práticas.
// github activity
// education
Software Engineering
FIAP — Aug 2024 – Jul 2028
