Guilherme Fernando Ferreira
Software Developer
Guilherme is an Agile developer with a BS in Computer Science. He is a passionate programmer with over 10 years of experience in Ruby, JavaScript, Python, PHP, Java, and more. He has spoken at conferences including Campus Party, Agile Brazil, and Agile Tour.
Portfolio
Availability
Preferred Environment
IRBs, Zsh, GitHub, Git, Vim Text Editor, Xcode, Sublime Text, OS X
The most amazing...
...thing I've coded is a REST web crawler service to collect data about bids provided by many Brazilian government entities.
Work Experience
Software Engineer
Webgoal
- Developed a tool to increase the performance of web site requests with features such as create sprite images and compress/obfuscate JavaScript and CSS files.
- Worked on a financial control system for small companies using CakePHP and MySQL.
- Supported the migration of all projects from SVN to Git.
- Implemented Gitlab, a tool to control Git repositories and allow for easy management of project creation and access.
- Reworked a deploy tool to use Git instead of SVN and covered with unit tests.
- Implemented a REST web crawler service using Sinatra to collect data about biddings provided by various Brazilian governmental entities.
Web Developer
B2Soft
- Worked on a flexible system to search and purchase flight tickets using PHP, JavaScript, and MySQL.
- Worked with a small MVC framework written in PHP.
- Developed a logistics management system in PHP and MySQL.
- Developed a retail system in PHP integrated with the logistics system.
- Developed an easy to use RSS reader for iPhone and iPad (Objective-C).
- Coded back-end logic in Ruby to collect all RSS data and send notifications to iOS devices.
- Created a client to the RSS reader in Ruby on Rails.
Web Developer
NTS Info
- Developed institutional web sites using HTML, JavaScript, and CSS.
- Implemented a web system in PHP to control software updates.
- Developed a tool in Java to migrate Firebird databases to MySQL.
- Developed websites in PHP with features including an events calendar, photo galleries, and blog posts.
- Developed a tool using PHP and JavaScript to upload and manipulate images.
Experience
Clickdisk
Skills
Languages
PHP, Ruby, JavaScript, Clojure, Java, Objective-C, CSS, HTML, CSS3, HTML5, Python
Frameworks
Ruby on Rails (RoR), Sinatra, CakePHP
Libraries/APIs
jQuery, ImageMagick, Watir WebDriver
Tools
Git, Capistrano, Sublime Text 2, Zsh, Vim Text Editor, Cucumber, RSpec, Sublime Text, Xcode, GitHub, Adobe Photoshop, Adobe Illustrator
Paradigms
Test-driven Development (TDD), Agile Software Development, Extreme Programming, Pair Programming, Scrum
Platforms
MacOS, Linux, iOS, OS X, Android
Storage
SQLite, PostgreSQL, MySQL
Other
Web Crawlers, IRBs
Education
Bachelor's Degree in Computer Science
Pontifícia Universidade Católica de Minas Gerais - Poços de Caldas - Minas Gerais