Basic

Ing. Oscar Barrios

Empleado/a, Senior Software Engineer, Klarna Group

Título: MSc. Software Systems Engineering, RWTH Aachen University

Kassel, Alemania

Skills

Webentwicklung
Android
Django
Microsoft .NET Framework
Java
Python
JavaScript
JQuery
C#
C++
AngularJS
Ruby on Rails
PHP
nodeJS
ASP.NET
Java EE
Enterprise JavaBeans
Software Engineering
Object Oriented Programming
Object Oriented Design
Test Driven Development
Agile Softwareentwicklung
Linux
Microsoft Windows Server
Server- und Systemadministration
Git
SVN
Eclipse Java IDE
Microsoft Visual Studio
Microsoft Exchange
Microsoft Office
Node.js
TypeScript
CSS
React.js

Timeline

Professional experience for Oscar Barrios

  • Current , since Feb 2021

    Senior Software Engineer

    Klarna Group

  • Current , since Jan 2016

    Web Application Developer

    IBM Deutschland GmbH

    - Software development on agile environment for web based applications - NodeJs, AngularJs, Karma, Twitter Bootstrap.

  • Current , since Oct 2013

    Web Administrator and Developer

    RWTH Aachen University

    • Development of the University Learning assistance system: L2P on .NET and Sharepoint Technologies. • Development of public API for the learning assistance system • Development Mobile version of the learning assistance system. • Site maintenance, Server administration and maintenance of web servers.

  • Current , since Jan 2012

    Web Development and Android Freelancer

    Frelancer

    • Developed 3+ JavaScript based framework and Ruby on Ralils intranet sites. • Designed and developed in-house Android Apps • QR code scanning app with RESTful communication with central server • Material design, UI design, Wearables.

  • 1 year and 6 months, Feb 2012 - Jul 2013

    IT Administrator, .NET Developer, SAP Business One Implementation

    Chinook Inc.

    • Website design and development. • Direction and deployment of SAP Business One Installation and customization. • Creation, management and development of IT solutions for the company. • Multiple Servers administration including Windows Server environment, Active Directory, Exchange 2010, Web Server (IIS and LAMP) and file servers scripting and maintenance. • Software maintenance, updating and troubleshooting. • Creation and implementation of Intranet site using Microsoft .Net Framework and MVC.

  • 6 months, Aug 2011 - Jan 2012

    TIBCO Consultant

    SQDM SAS

    • TIBCO Developer for Business Integration in a TIBCO-SIEBEL project. • IT and Business Integration Consultancy.

  • 6 months, Mar 2011 - Aug 2011

    Software Developer

    AREVA GmbH

    • Design and development of information system application in .NET Framework. • User training. • Migration and deployment of VB .NET application for production use.

  • 7 months, Dec 2009 - Jun 2010

    Presales and Deployment Technical Expert

    Microsoft

    Technical expert in Business Productivity Online Suite and Office Online. Presales and deployment support for the Online Productivity Suite for various clients.

Educational background for Oscar Barrios

  • 2 years and 3 months, Oct 2013 - Dec 2015

    Software Engineering

    RWTH Aachen University

    The programme features the areas of theoretical computer science, communication, data and information management, applied computer science, and software engineering. Students will further be taking two seminars, and a lab course, and they will finally write a Master's thesis.

  • Software Engineering

    Escuela Colombiana de Ingenieria Julio Garavito

Languages

  • English

    Fluent

  • German

    Fluent

  • Spanish

    First language

  • French

    Basic

Wants

Web Application Development
Big Data Analytics
Android Development
System Administration
Technology Consulting

Interests

Web Development
Android
Internet of Things
Hardware

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