Felix ToledoFull-Stack Engineer | AI Integrationslocation_onCorrientes, Argentina

ARCHITECTING
SCALABLE
WEB SYSTEMS
WITH PRECISION

Architecting scalable web systems with precision.

Core Competencies

The Monumental Stack

Enterprise-grade technologies for high-performance application delivery.

web

Frontend

Next.js, React, Tailwind CSS, App Shells.

Interfaces
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Backend & API

Node.js, TypeScript, Prisma, MCP Protocol.

Logic
database

Database

SQL, PostgreSQL, Mongo.

Persistence
terminal

DevOps & Testing

Vercel, Azure, Playwright (Automation).

Reliability
Extended Ecosystem:Model Context ProtocolGitHub ActionsCI/CD PipelinesSocial Scraper AIDocker

Selected Works

Engineering solutions for complex problems.

MCP Server-Orchestrator
View Projectnorth_east
01Freelance → Tesis de Grado

MCP Server-Orchestrator

Started as a freelance solution and scaled into a comprehensive ecosystem for orchestrating AI servers using the Model Context Protocol.

MCPNode.jsTypeScriptAI Agents
SMA — Social Media Analytics
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02Freelance Client

SMA — Social Media Analytics

AI-powered social media scraping and sentiment analysis platform. Multi-account management, engagement metrics, word clouds and an embedded AI assistant trained on your own data.

Next.jsAIData AnalyticsScraping
Clinician UI
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03Devlights / US Client

Clinician UI

Migration from a legacy PHP monolith to a modern micro-frontend shell. Responsible for the core App Shell architecture and a zero-downtime CI/CD pipeline on Azure.

AzureCI/CDHealthcareApp Shell
Tembiapo
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04Proyecto Personal

Tembiapo

Two-sided marketplace connecting skilled tradespeople with clients across NEA, Argentina. Handles identity verification, direct WhatsApp contact, and service guarantees.

Next.jsMarketplaceTypeScriptPostgreSQL
Sierra Ski Tech
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05Sierra at Tahoe (Internal Tool)

Sierra Ski Tech

Rapid internal tool built while working as a ski instructor to eliminate scheduling friction. Shipped in days and immediately adopted by the instructor team.

ReactInternal ToolOptimization
Obras
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06Freelance Client

Obras

Full-stack project management system built at record speed for a company that needs to manage projects. Led data architecture and backend; Gonza Mata handled the frontend and some logic.

Node.jsPostgreSQLNext.jsFull-Stack
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READY TO BUILD SOMETHING SUBSTANTIAL?

Currently open for architectural consultations and engineering leadership roles.

Aiming to lead complex infrastructures and solve enterprise-level problems. Prioritizing AI innovation and robust system design.