Backend Infrastructure Engineer | AWS Architect | 5+ Years Building Scalable Systems
I design cloud infrastructure that scales and leverage AI-assisted development to accelerate delivery. Over 5+ years of experience, including 4+ years with US-based companies, I've built AWS architectures from scratch and optimized systems processing thousands of daily events with zero downtime.
💡 Core Expertise:
• AWS Infrastructure (Terraform, IaC, Elastic Beanstalk, Lambda, RDS, S3, CloudFront, VPC, SQS)
• Backend Architecture (NestJS, TypeScript/JavaScript, Domain-Driven Design, Microservices)
• AI-Assisted Development (AI development tools, AI agents, prompt engineering)
• Payment & E-commerce Integrations (Stripe, Shopify REST/GraphQL APIs, multi-brand processing)
• API Development (REST, GraphQL, third-party integrations)
• Performance Optimization (4-week processes → 30 min, 4-min queries → 20 sec)
🎯 Recent Impact:
• Designed complete AWS infrastructure from scratch for B2B SaaS platform
• Built 4-microservice ecosystem handling 4,000+ daily webhook events with zero downtime
• Accelerated major refactoring from 5 weeks to 2 weeks using AI-assisted development tools and prompt engineering
• Integrated AI services for automated content analysis at scale
• Optimized ETL pipeline reducing 4-week manual process to 30 minutes
💻 Tech Stack:
Primary: TypeScript/JavaScript, NestJS, AWS, Terraform, PostgreSQL, Docker, RabbitMQ
AI Tools: AI Development Tools, AI Agents, Prompt Engineering
Also: Python, Firebase, MongoDB
🌎 Remote Work Experience:
• 4+ years collaborating with US-based distributed teams
• Strong async communication (Slack, Notion, Jira, GitHub)
• Good English (written and verbal)
• Available 8am-5pm COT (overlaps with US Pacific/Eastern timezones)
🎯 What I'm Looking For:
Senior Backend Engineer roles at growth-stage startups where I can architect scalable cloud systems and solve complex technical challenges.
📍 Remote from Colombia | Open to US & Canada opportunities
📧 miguelcabgil@gmail.com
