Skip to content
View sumelio's full-sized avatar
๐ŸŽฏ
Senior Backend Developer ยท Java/Spring Boot ยท Fintech ยท AI-assisted development
๐ŸŽฏ
Senior Backend Developer ยท Java/Spring Boot ยท Fintech ยท AI-assisted development

Block or report sumelio

Block user

Prevent this user from interacting with your repositories and sending you notifications. Learn more about blocking users.

You must be logged in to block users.

Maximum 250 characters. Please donโ€™t include any personal information such as legal names or email addresses. Markdown is supported. This note will only be visible to you.
Report abuse

Contact GitHub support about this userโ€™s behavior. Learn more about reporting abuse.

Report abuse
sumelio/README.md

Hi, I'm Freddy Lemus ๐Ÿ‘‹

Senior Full Stack Developer ยท Bogotรก, Colombia ๐Ÿ‡จ๐Ÿ‡ด

14+ years building high-performance microservices, distributed systems, and fintech APIs for LATAM's top banking clients.


๐Ÿ› ๏ธ Tech Stack

Backend Java Spring Boot Spring Cloud Node.js TypeScript

Frontend & Mobile React React Native Next.js

Cloud & DevOps AWS Docker Kubernetes Kafka

AI Tools โ€” Daily Workflow Claude Cursor Copilot Amazon Q


๐Ÿฆ Fintech Experience

Delivered backend systems for LATAM's leading financial institutions:

Client Domain
Scotiabank Colpatria Payment processing ยท Credit APIs
Banco Falabella Digital banking backend
PayU Payment gateway microservices
BBVA Core banking modernization
Coopeuch (Chile) Cooperative banking platform

๐Ÿš€ Featured Projects

  • LeoLetras โ€” Serverless children's literacy platform ยท Next.js 15 + Fastify on Lambda
  • English Trainer for Devs โ€” AI-powered language app with 6 modules ยท React + Anthropic API
  • Payment Microservices โ€” Event-driven saga pattern ยท Java 17 + Kafka + AWS EKS
  • Notification Engine โ€” Multi-channel (email/SMS/push) ยท Node.js + Amazon Pinpoint + SQS

๐Ÿค– AI-Native Development

I integrate AI tools into every phase of the development lifecycle โ€” not as autocomplete, but as a true engineering multiplier:

  • Architecture review and design decisions with Claude Code
  • Context-aware refactoring with Cursor AI
  • Real-time pair programming with GitHub Copilot
  • AWS-native assistance with Amazon Q Developer

๐Ÿ“Š GitHub Stats

Freddy's GitHub stats


๐Ÿ“ซ Let's connect

Portfolio LinkedIn Email

"Clean architecture, event-driven systems, and AI-assisted delivery โ€” that's how I ship."

Pinned Loading

  1. invie-git invie-git Public

    HTML