Available for projects
Kevin
Kevin
Chavarría
Backend developer building APIs, automating workflows, and deploying apps with Node.js, Linux, n8n, and cloud platforms.
Node.js Backend
REST APIs, microservices, Express/Fastify, real-time systems con Socket.io.
Oracle Database
PL/SQL, performance tuning, stored procedures, queries complejas y data modeling.
Automation & VPS
Workflow automation con n8n, scripting, CI/CD pipelines y deploy en Linux VPS.
Stack
Professional Experience
2026 — Present
Backend Developer
TD Solutions
Building automation workflows and backend integrations using n8n, Node.js, and Claude AI. Managing and deploying applications on VPS infrastructure with Linux.
2026 — Present
Tech Support Level 1
FoundEver
Assisted clients with hardware and software issues, guided users through setup and troubleshooting, and escalated complex problems to Level 2 when needed.
2024 — 2025
Software Developer
Consultoría y Soluciones Caballero
Built backend solutions and automated workflows using Node.js, Linux, n8n, Power Automate, and low-code tools.
2023 — Present
Freelance Developer
Independent
APIs, workflow automation and system optimization for various clients.
Personal Projects
Claude Support Agent
n8n workflow that routes incoming support tickets to Claude, generates draft replies in Spanish, and syncs responses back via webhook — no human in the loop for Tier 1.
GitHub →
WhatsApp × Claude Bot
WhatsApp bot connected to the Claude API via n8n. Handles customer FAQs, appointment requests, and forwards complex queries to a human agent automatically.
GitHub →
Cloud Deployment Kit
Shell scripts and configs for deploying Node.js apps on Linux VPS with Docker, nginx reverse proxy, and SSL auto-renewal.
GitHub →
Let's Build Something
Open to freelance, contracts, and full-time opportunities.