Software Developer
2013 - PRESENTThe Hybrid Group- Developed several robotics frameworks using different technologies including JavaScript, Ruby, and Golang among others.
- Handled Ruby on Rails web development.
Technologies: JavaScript, Node.js, Ruby, Rails, GoLangFull Stack Ruby on Rails Developer
2015 - 2015Designfeed.io (via Toptal)- Created an image handling site for marketing applications using Ruby on Rails, React.js, JavaScript, PostgreSQL, Paperclip.
Technologies: Ruby on Rails, React.js, JavaScript, PostgreSQLWeb Developer
2009 - 2011Acronym Media, Inc.- Was the main developer for Search Engine APIs (Google Adwords API and Web Services, Yahoo Marketing Solutions and Web Services, and Microsoft AdCenter Web Services for Bing/Yahoo).
- Worked as a business analyst to analyze requirements, design, and implementations of solutions while working directly with clients in the US.
Technologies: Ruby on Rails 3, HTML 5, JavaScript, jQuery, AJAX, JSON, XML, SQL Script, MySQL, Scrum, AgileProject Leader
2005 - 2009Softtek- Analyzed, designed, and implemented web-based solutions and projects, working both as a project leader and developer through the entire cycle.
- Led requirements gathering (direct interaction with clients), requirements analysis, and database, graphical, and application design.
- Worked with technologies and solutions like HTML, XML, XSL, JavaScript, AJAX, Java, ASP, PHP, using frameworks like Spring Hibernate.
- Gained database experience in SQL Server, PostgreSQL, Oracle, and MySQL and established excellent Database Design and SQL skills. Used database design tools such as Embarcadero ER/Studio, MySQL Workbench and MS Visio.
- During this time communication and team leader skills were a must and excellent experiences came from interaction with team members and clients.
Technologies: HTML, XML, XSL, JavaScript, AJAX, Java, ASP, PHP, Spring Hibernate, SQL Server, PostgreSQL, Oracle, MySQLWeb Developer
2004 - 2004Oklahoma University- Built the CSD teachers site. Was a member of the web application team working in app development, DB Analysis and DB Design.
- Was a member of the system error detection team and usability surveys app team.
Technologies: HTML, CSSWeb Developer
2002 - 2004CEUPROMED (University of Colima)- Worked in the development of Interactive Media Discs (Natural and Cultural Diversity of Mexico) as a programmer.
- Involved in code development of interactive tools for the manipulation of media content.
- Developed a web applications using PHP, ASP.NET, Flash, HTML, CSS, and MySQL.
- Was a web developer, Asymetrix Toolbook developer, DB Designer, App Designer, and reusable code designer/developer.
Technologies: PHP, ASP.NET, Flash, HTML, CSS, MySQL
Edgar Oswaldo Silva Cobian
Software Developer in Colima, Mexico
Member since October 28, 2011
Edgar is proficient in every aspect of web application development, from front- and back-end programming to client interaction, analysis, and database design. With a varied background, he's worked in many different roles throughout his career, including leadership and management positions.
Edgar is now available for hire
Portfolio
- The Hybrid GroupJavaScript, Node.js, Ruby, Rails, GoLang
- Designfeed.io (via Toptal)Ruby on Rails, React.js, JavaScript, PostgreSQL
- Acronym Media, Inc.Ruby on Rails 3, HTML 5, JavaScript, jQuery, AJAX, JSON, XML, SQL Script...
Experience
- SQL, 11 years
- HTML5, 9 years
- Linux, 9 years
- JavaScript, 9 years
- Ruby, 7 years
- Ruby on Rails (RoR), 7 years
- Git, 6 years
- Node.js, 2 years
Availability
Part-time
Preferred Environment
Linux, Git, PostgreSQL
The most amazing...
...thing I've done is to contribute to open source projects like Cylon, Artoo, and Gobot (robotic frameworks) and SerialPort, Sphero, and Spark (Node.js modules).
Employment
Experience
- CSD Teachers Site (Development)
I worked on the development of the CSD teachers site for the University of Oklahoma.
- WEGOHealth Sharing Hub (Development)
Site to promote health awareness using videos and social networks. I was in charge of design, development, and implementation. I upgraded from the previous site, redesigned, generated reusable code, and added major dynamic features to make management of content easier.
- Cylon.js (Development)http://cylonjs.com
A JavaScript Robotics Framework.
https://github.com/hybridgroup/cylon - Artoo (Development)http://artoo.io
A robotics framework written in Ruby.
https://github.com/hybridgroup/artooe
Skills
Languages
HTML5, SQL, Ruby, JavaScript, CSS3, CoffeeScriptFrameworks
Ruby on Rails (RoR), Bootstrap, Express.js, Express.ioLibraries/APIs
Google AdWords, Node.js, jQuery, AdCenter, Socket.IOTools
Git, GitHub, Subversion (SVN)Paradigms
Agile Software Development, Object-oriented Programming (OOP), REST, Extreme ProgrammingPlatforms
Linux, WindowsStorage
JSON, Microsoft SQL Server, MySQL, PostgreSQLOther
Ajax
Education
- Bachelors Degree degree in Computer Science2001 - 2005Universidad de Colima - Colima, Mexico
- Exchange program degree in Computer Science2004 - 2004Oklahoma University - Oklahoma, USA
