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Summary

Expertise

Project Highlights

Education

Agency

JG

English:

Advanced

Jesus G.

vetted by Youteam

Vetted by YouTeam

Spain

UTC +01:00

Europe/Madrid

English:

Advanced

Back-End Developer with 9 years of experience in multiple programming languages, with a focus on Ruby.

I'm a Senior Software Engineer with a passion for all things Ruby. I have extensive experience in .NET, PHP, and JavaScript. I enjoy working with startups and using advanced tools to solve complex problems. Throughout my career, I have developed numerous SaaS products and marketplaces.

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Expertise

Years of commercial development experience

9 years of experience

Core technologies

Ruby 5 years
Ruby on Rails 5 years
HTML5 9 years
JavaScript 9 years

Other technologies

CSS
.NET
PHP

Project Highlights

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Back-End Developer

Spirt Sale

STAHLS'​

STAHLS' Spirit Sale system enables users to design products and create fully functional eCommerce stores to sell those products. The system also allows users to track payments, manage production, and order supplies.

Responsibilities & achievements

• Developed and maintained the backend infrastructure using Ruby on Rails. • Implemented payment tracking and processing systems. • Managed the production workflow and supply ordering functionalities. • Optimized database performance and ensured data integrity. • Conducted code reviews and collaborated with front-end developers to integrate new features.

Ruby on Rails
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Back-End Developer

MyLenio

A web platform designed for the organization and management of remote teams.

Responsibilities & achievements

• Integrated external services to enhance platform functionality. • Developed and maintained an automated test framework to ensure code quality and reliability. • Designed and implemented several key application modules using Ruby. • Optimized backend performance to support efficient remote team management. • Conducted code reviews and collaborated with cross-functional teams to deliver new features and improvements.

Ruby on Rails
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Back-End Developer

CRM

An internal management system designed for centralizing the management of client information stored in multiple, separate systems, and for managing support cases opened through various channels.

Responsibilities & achievements

• Developed and maintained the backend infrastructure to centralize client information from multiple systems using Ruby. • Implemented support case management features across multiple channels. • Integrated APIs to connect disparate systems and ensure seamless data flow. • Optimized database performance and ensured data consistency and integrity. • Conducted code reviews and collaborated with front-end developers to implement new features and improvements.

Ruby on Rails
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Lead Back-End Developer

Fluxero

A booking marketplace platform for gymnasiums and sports-related institutions. The platform includes a user front office for customers and a management back office for service providers.

Responsibilities & achievements

• Designed and implemented the backend architecture using Ruby on Rails. • Developed and maintained APIs for seamless communication between the front office and back office systems. • Led a team of backend developers, providing mentorship, code reviews, and guidance on best practices. • Integrated payment processing systems and ensured secure handling of user data. • Collaborated with product managers and front-end developers to define requirements and deliver new features. • Implemented automated testing frameworks to maintain high code quality and reliability. • Managed database design, optimization, and maintenance to ensure data integrity and performance.

Ruby on Rails

Education

Higher education in Computer Science

Agency

Development agency #31

400+

GMT-11

Remote

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Check if Jesus is available