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Alex LaGuardia

Full-Stack Software Engineer

Summary

Full-stack software engineer specializing in AI systems, backend architecture, and production platforms. Self-taught. 291K lines of production code across 6 projects — including a SaaS platform with paying customers, a cognitive AI layer with multi-LLM routing, and a 3D game engine built from scratch in Rust. Ships daily on a single VPS running 48 concurrent services.

Technical Projects

Akatskii — Cognitive AI Architecture

Python, FastAPI, Gemini, Groq, Claude, MCP

Guardia Content — AI-Powered SaaS Platform

Python, FastAPI, Next.js, React, Stripe, SQLite
Production system with paying customers

Guardia MCP — Model Context Protocol Server

Python, FastAPI, MCP, OAuth 2.1, SSE

Paradise — Multi-Strategy Trading System

Python, OANDA, Alpaca, Polymarket
4 autonomous strategies across forex, stocks, and prediction markets

Supra — 3D Game Engine

Rust, wgpu, rapier3d, Custom ECS
85K lines of Rust across 8 crates, built from scratch

Skills

Languages: Python (expert), Rust (advanced), TypeScript, SQL, Lua
Backend: FastAPI, async workers, queue pipelines, daemon architecture
Frontend: Next.js 14, React 18, Tailwind CSS, App Router
AI/ML: Multi-LLM routing, agentic tool loops, RAG, embeddings, MCP
Infrastructure: PM2 (48 services), Cloudflare, SQLite, Linux, SSH
APIs: OANDA, Alpaca, Stripe, Meta Graph, Cloudflare, Resend

Education

Self-taught. Building production software since 2023.