Ricardo Gamarra
I am a Senior Full-Stack Engineer with a passion for building scalable, high-performance applications. With extensive experience in Ruby on Rails, React, and Microservices, I have led technical migrations, optimized high-traffic systems, and mentored engineering teams. Currently focusing on delivering robust solutions for global clients.
About
Senior Full-Stack Software Engineer with 5+ years of specialized experience in Ruby on Rails and React. Expert in building microservices architectures, optimizing database performance, and implementing comprehensive testing strategies.
Work Experience
Arionkoder
Full-Stack Software Engineer
Developing microservices for American Express (ISeatz project). Part of a security team identifying vulnerabilities across 20+ services. Architecting new features using React, Ruby on Rails, and PostgreSQL.
LPx
Full-Stack Software Engineer / Tech Leader
Led technical architecture redesign, reducing runtime by 25%. Migrated to PostgreSQL, accelerating query performance by 30%. Mentored a team of 3 engineers.
GOAT
Full-Stack Software Engineer
Migrated core services from Rails monolith to Golang microservices. Built GRPC-based microservices achieving 90% test coverage. Optimized high-traffic PostgreSQL endpoints.
Learning Tapestry
Full-Stack Software Engineer
Delivered 10+ Rails MVPs for clients like Nickelodeon. Integrated payment gateways and third-party authentication. Established RSpec testing standards.
Troly.io
Full-Stack Software Engineer
Implemented Docker containerization reducing deployment times by 50%. Resolved critical production issues and refactored legacy Rails code.
Skills
Featured Projects
Developed microservices and architected new features for Amex Travel at Arionkoder.
A learning platform for kids featuring favorite characters. Includes parental monitoring and content management tools.
A Web 3.0 schema converter open-source project using a drag-and-drop interface for RDF schemas.
Get in Touch
I'm currently looking for new opportunities. Whether you have a question or just want to say hi, I'll try my best to get back to you!
© 2026 Ricardo Gamarra. All rights reserved.