I help AI-first companies ship agent systems that survive production traffic.
15 years of engineering. 320+ production AI agents. MCP maintainer (Claude Code, Cursor, Gemini CLI). Payment platforms at 10M+ users, 99.9% uptime.
Available for: Staff / Principal / Forward Deployed roles · Fractional AI Architect engagements.
- 🔧
large-file-mcp— MCP server adopted by Claude Code, Cursor, Gemini CLI.npm i @willianpinho/large-file-mcp. ⭐ 12+ - 🤖
agent-advisor-platform— Multi-agent code review platform (CrewAI + Python). - 📄
document-management-system— Multi-tenant SaaS, NestJS + Next.js 15 + pgvector RAG. - 🛠
smart-summary-app— Production OpenAI integration with SSE streaming. - 📚 More: all repos →
- AI agent architecture in production (not demos)
- MCP protocol deep dives
- Payment systems and reliability engineering
- Why most LATAM engineers underprice themselves (and how I stopped)
- 📧 me@willianpinho.com (best replied within 24h business days)
- 📅 Book 15-min call (consulting / role discovery)
- 💼 Full-time roles, Fractional AI/CTO, Architecture reviews, Tech due diligence
- 🌎 Brazil-based · UTC-3 · Full US East Coast + EU morning overlap
This profile is a hand-rolled positioning piece, not an autogen template. If you stuck around this far, send me what you're building — I'm curious.




