Javier Alvarez

Guatemala Guatemala

Web Developer

Technology / Software / Internet

I am a Senior Ruby and Ruby on Rails Developer who has worked on multiple projects with several private and public institutions. I have more than 10,000 hours of experience working with Ruby on Rails, having participated in the development of high-availability applications with large databases, allowing a large number of users to input information at the same time and running under Apache proxy load balancer with mongrel cluster as application server and multiple MySQL servers. I have extensive experience optimizing Rails and SQL to improve the application’s performance; I also have experience using RACK Middle Ware for Rails scalability. My background includes more than two yea...