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Giorgenes Gelatti, Software Developer in Melbourne, Victoria, Australia
Giorgenes Gelatti

Software Developer in Melbourne, Victoria, Australia

Member since November 20, 2014
Giorgenes is a back-end software developer with over a decade of experience with C/C++ and Ruby. He has management experience in addition to development experience and is especially skilled in large-scale systems with a large user base. He has a passion for automation, DYI, and machine learning.
Giorgenes is now available for hire


  • Reevoo
    Ruby on Rails, Redis, MySQL
  • Monterosa
    Ruby on Rails, Git, Scrum, Puppet, AWS, EC2, S3, Google Analytics
  • T&T (HP'S Remote Lab)
    C, C++, Ruby on Rails, Git, Scrum, JavaScript, jQuery, CSS


  • Linux, 10 years
  • C, 10 years
  • Ruby, 5 years
  • Ruby on Rails (RoR), 5 years
  • C++, 5 years
  • Amazon Web Services (AWS), 3 years
Melbourne, Victoria, Australia



Preferred Environment

OS X, Vim, Atom, Linux

The most amazing...

...thing I’ve built is a high-performance Bayesian spam filter.


  • Senior Software Engineer

    2012 - 2013
    • Developed features for a variety of systems, taking ownership until they went live.
    Technologies: Ruby on Rails, Redis, MySQL
  • Technical Project Manager

    2011 - 2012
    • Managed a combination of remote and local workers on a team of 5 people using Scrum methodology.
    • Oversaw all phases of projects, from architecture to construction and deployment.
    • Helped develop second screen TV games for large broadcasting companies like Channel4.
    Technologies: Ruby on Rails, Git, Scrum, Puppet, AWS, EC2, S3, Google Analytics
  • Senior Software Engineer

    2006 - 2011
    T&T (HP'S Remote Lab)
    • Led a small team in building a virtualization product using Xen.
    • Introduced the use of Ruby on Rails as a means of achieving superior productivity.
    Technologies: C, C++, Ruby on Rails, Git, Scrum, JavaScript, jQuery, CSS
  • Software Engineer

    2002 - 2006
    Canopus/Terra Networks
    • Worked on the central components for database access and caching of information in a high performance billing system as a core developer.
    • Measured and optimized the system, which enabled it to execute the whole billing process in optimal time.
    • Remodeled and extended the current local mail delivery system, which was responsible for receiving messages and delivering them to the physical storage.
    • Implemented a system for spam filtering using open source tools as a basis.
    Technologies: C, GDB, Valgrind, Posix, Threads, Oracle, IPC


  • Bayesian Antispam System (Development)

    I built a very performant Bayesian spam filter using C to meet the performance requirements of system used daily by millions of users.


  • Languages

    C, Ruby, C++, Python 3, Go
  • Platforms

    Linux, Amazon Web Services (AWS), Docker
  • Frameworks

    Ruby on Rails (RoR), Sinatra
  • Tools

    Vim Text Editor, Terraform, Ansible
  • Libraries/APIs

  • Paradigms

    DevOps, Scrum
  • Storage

    Cassandra, Memcached, Redis, MySQL
  • Other

    Infrastructure as Code


  • Bachelor's degree in Computer Science
    2000 - 2008
    UNISINOS - Brazil
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