David Giraldo

Pereira, Colombia

2 days ago

Backend Developer | Ruby on Rails API & Web Apps

Local Time - 06:42 AM

Current Availability

Part-time : 10-30 hrs/week

About Me

I’m a Backend Developer specialized in Ruby on Rails, focused on building secure, scalable, and maintainable APIs and web applications.

I help startups and businesses develop backend systems, REST APIs, and database driven applications with clean architecture and best practices.

What I can help you with:
• Ruby on Rails backend development
• RESTful APIs & integrations
• PostgreSQL / MySQL database design
• Authentication JWT, Devise
• Bug fixing & performance optimization
• Background jobs Sidekiq

Tech stack: Ruby, Rails, PostgreSQL, Redis, Sidekiq, RSpec, Git, Docker basic

My Expertise

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