Available for projects

Kevin
Chavarría

Backend developer building APIs, automating workflows, and deploying apps with Node.js, Linux, n8n, and cloud platforms.

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Kevin Chavarria
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.
n8nNode.jsClaude AIVPSLinux
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.
Tech SupportTroubleshootingHardwareSoftware
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.
Node.jsLinuxn8nPower AutomateLow-code
2023 — Present
Freelance Developer
Independent
APIs, workflow automation and system optimization for various clients.
APIsAutomationNode.jsCloud
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.
n8nClaude APIWebhooksNode.jsAI
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.
Claude APIn8nWhatsAppLinux VPSAI
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.
DockerLinuxnginxNode.js
GitHub →
Booking You Now App
BookingYouNow is a web platform that lets small businesses manage appointments online. Business owners can set up their services, staff, and availability, while customers book appointments through a personalized public page no phone calls needed.
Node.js Docker PostgreSQL n8n Claude AI nginx VPS
Live version →

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Open to freelance, contracts, and full-time opportunities.

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