> INITIALIZING PROFILE SEQUENCE...
IPedrax_
FULL-STACK DEV AI ENGINEER FREELANCER

// Freelance developer based in Brazil. Studying Computer Engineering @ IFC.

// From zero to deployed — backends, frontends, AI integrations, and everything in between.

// If it thinks, automates, or integrates — I'm the one building it.

> cat stack.json
LANGUAGES
Python TypeScript JavaScript Node.js Bash SQL
AI
Claude API OpenAI API Gemini API LangChain RAG Prompt Engineering Function Calling Embeddings Vector DBs Fine-tuning AI Agents Tool Use
BACKENDS
FastAPI Express REST APIs GraphQL WebSockets SQLAlchemy JWT Auth OAuth2 Microservices Webhooks
FRONTEND
React Next.js TypeScript Vite Tailwind Recharts PWA Responsive Design
DATABASES
SQLite PostgreSQL MongoDB Redis Pinecone ChromaDB Supabase
AUTOMATION
n8n Evolution API WhatsApp Bots Web Scraping Async Python Celery Cron Jobs Zapier
CYBERSECURITY
Penetration Testing API Security OWASP Top 10 Auth Hardening Brute-force Scripting HTTP Interception Recon & Enumeration Rate Limiting SQL Injection Burp Suite OSINT
INFRA / DEVOPS
Docker Docker Compose Nginx GitHub Actions CI/CD Linux VPS SSH
ML / DATA
scikit-learn Pandas NumPy NLP Hugging Face Linear Regression Sentiment Analysis
> ls -la ./projects
MTG Stock Market
Full-stack Magic: The Gathering card price tracker — think Bloomberg Terminal, but for cardboard.
FastAPISQLAlchemyscikit-learnReactTypeScriptDocker
MTG Deck Builder
AI-powered deck construction tool — Gemini 2.5 Pro as the backbone.
GeminiRAGExpressReactTypeScriptSQLiteDocker
Talent ADS ↗ talentads.com.br
Full-stack HR SaaS platform — AI-powered talent intelligence for companies, candidates, and headhunters. Three distinct dashboards, one unified backend.
ReactTypeScriptExpressSQLiten8nDockerNginx
> cat other_work.log
AI chatbot backends — multi-tenant Claude/OpenAI-powered assistants with conversation memory, tool use, and webhook delivery via FastAPI
WhatsApp AI agents — autonomous sales and support bots using Evolution API + n8n + LLM routing, deployed for Brazilian SMBs
RAG pipelines — document ingestion, chunking, embedding, and semantic search over private knowledge bases (ChromaDB / Pinecone)
Full-stack SaaS MVPs — end-to-end product builds: auth, billing, dashboards, REST APIs, Docker deployment — from spec to production
API penetration testing — authorized async brute-force scripting, endpoint recon, auth bypass testing, and structured vulnerability reporting
Automation pipelines — n8n workflows connecting CRMs, email campaigns, webhooks, and third-party APIs with zero-code orchestration
LLM prompt engineering — system prompt design, few-shot tuning, structured output schemas, and evaluation harnesses for production LLM apps
Data scraping & enrichment — async Python scrapers, headless browser automation, and structured data pipelines for lead generation and market research
> cat ./writing/novel.md
THE HARVEST OF MINDS — ECOS, VOL. 1
A Colheita de Mentes

Cyberpunk novel set in a dystopian city called Dicotomia. Neon-drenched lower city, corporate heights, a cast of augmented outcasts. Exploring memory, power, and forced evolution.

> STATUS: PUBLISHED — available on Amazon KDP_
> ping -t ipedrax
contact.exe
> INITIATING SECURE CONNECTION...
> CONNECTION ESTABLISHED.
> AWAITING SIGNAL_