Software Engineer & AI Specialist

I build software.
I make it think.

+18 years of full-stack engineering. Now integrating AI at every layer — from data pipelines to adaptive interfaces. For companies that need results, not demos.

$ talk to my AI assistant →
Rubén Rangel — Software Engineer & AI Specialist
STATUS: ONLINE MEDELLÍN, CO
18+ Years of experience
50+ Projects delivered
99.9% Production uptime
IA Native integration

Complete technical stack

Each service connects with the others. Not silos — layers of the same architecture.

Full-Stack Dev
Backends that scale and frontends that don't break. REST APIs, GraphQL, microservices, SPAs.
LaravelNestJSVue.jsAngular
AI & Automation
LLMs in production, RAG pipelines, autonomous agents, and AI-powered process automation.
PythonLangChainOpenAIRAG
Cloud & DevOps
Reproducible infrastructure, CI/CD pipelines, and stress-free 3am deployments.
AWSGCPDockerCI/CD

Code in production

No mockups. Real software solving real problems.

01
SaaS · Marketing Automation · Current role

SproutLoud — Through-Channel Marketing Platform

SaaS marketing automation platform connecting brands with local partners. Full-stack development in a distributed team (USA/Colombia) for 3+ years. The system enables major brands to run local campaigns with real-time ROI analytics per tactic, partner engagement, and platform usage tracking.

⏱ 3+ years 🏢 Ansira (acquisition) 🌎 Remote USA
PHPLaravelJavaScriptSaaSAnalytics
02
Microservices · Serverless · IaC

Imaginamos — Cloud-Native Architecture on AWS

Design and implementation of serverless microservices for a digital product company in Bogotá. Architecture based on AWS Lambda, API Gateway, DynamoDB, and S3 with infrastructure as code (CDK/CloudFormation). OAuth2 auth with Google and Facebook. Redis cache layer. Rigorous testing with Jest — full coverage of DTOs, guards, and pipes.

☁️ 100% Serverless 🏗️ IaC with AWS CDK 🧪 TDD with Jest
NestJSTypeScriptAWS LambdaDynamoDBRedisIaC
03
REST API · Containers · Cloud

Tres Astronautas — Property Management System

Complete REST API for real estate property management — residential complexes, buildings, warehouses. NestJS backend with MongoDB Atlas, deployed on AWS with ECS Fargate and ECR for Docker container orchestration. Firebase integration, Wompi payment gateway, and separate development environments.

🐳 Docker + ECS Fargate 💳 Wompi payments 📋 TDD + Jira
NestJSTypeScriptMongoDBDockerAWS ECSFirebase

Ask my AI

A subagent trained with my professional profile. Ask about services, experience, availability, or how I can help with your project.

ruben-ai-assistant — v1.0
[system] Rubén Rangel AI Assistant initialized.
[system] You can ask about: services, experience, tech stack, availability, rates.
[ai] Hi 👋 I'm Rubén's virtual assistant. How can I help you? Ask me about his services, experience, or tell me about your project.

🧠 Subagent

AI with full context of Rubén's profile, skills and experience.

⚡ MCP Ready

Architecture ready to connect with calendars, CRM and external tools.

🔗 Multi-skill

Evaluates projects, suggests stacks and estimates timelines based on real data.

Project in mind? Let's talk.

I'm also available if you'd rather talk to a human.

💰 Accepting payments in BTC · ETH · USDC · USDT