CarlosGonzalez

I build web applications, SaaS platforms, and AI automation solutions. I work with Node.js, NestJS, React, Next.js, PostgreSQL, and the OpenAI API to turn business ideas into scalable digital products built to grow.

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Black and white portrait of Carlos Gonzalez Mollinedo

”

"Success starts with admitting you do not know something and then figuring out how to learn it."

— Gabe Newell

Services

Domains and professional email

Domain setup, DNS, and professional email with Google Workspace and business Gmail.

SEO landing pages

Design and development of modern, responsive, SEO-optimized landing pages.

Full-stack web development

Full web application development, admin dashboards, and SaaS platforms with frontend, backend, database, and cloud deployment.

AI automation

OpenAI API integration, LLMs, RAG pipelines, and automation for conversational assistants and internal workflows.

Integrations and deployment

External API integrations, deployments on Cloudflare, Render, or Docker, plus dynamic reporting.

Skills

Frontend

Core stack for building web interfaces.

TypeScript
ReactJS
NextJS
Astro
TailwindCSS

Backend / APIs

API development, backend services, and architecture.

NodeJS
Express
NestJS
OpenAI API
SOLID
DDD

Databases

Database management for web and SaaS applications.

Postgres
Supabase
MongoDB

Dev Tools

Tools for CI/CD and AI-assisted development.

Docker
Codex
Cloudflare
Vercel
GitHub Actions
Github Copilot
Antigravity
Google Stitch

Experience

Jan 2026 — Apr 2026

AI Support - Contractor

IAMIA

I built an automated QA platform for WhatsApp conversational assistants in healthcare, integrating LLM evaluation, RAG pipelines, the OpenAI API, and operational validation for appointment-booking flows with GoHighLevel.

Jul 2025 — Dec 2025

Web Developer - Freelance

Neaxture

I developed a SaaS POS system for restaurants with Node.js, Express, MongoDB, and React, including real-time synchronization through WebSockets, deployment on Render, and a local Docker environment.

Apr 2025 — Jul 2025

Intern - Web Developer

Ozelot Technologies

I focused on improving COBAY's reporting system, strengthening both functionality and user experience. My work included fixing critical issues, adding key export formats, and optimizing reusable Angular components.