Mattias Sjögren

Senior Software Developer at TrackMan
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Contact Information
us****@****om
(386) 825-5501
Location
Helsingborg, Skåne County, Sweden, SE

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Experience

    • Denmark
    • Spectator Sports
    • 400 - 500 Employee
    • Senior Software Developer
      • Jan 2021 - Present

    • France
    • Technology, Information and Internet
    • 700 & Above Employee
    • Senior Consultant
      • Jan 2010 - Jan 2021

    • Germany
    • Utilities
    • 700 & Above Employee
    • Cloud Developer (Consultant)
      • Aug 2018 - Dec 2018

      Managed part of the cloud backend for a smart plugs product used to measure energy consumption. Took over the project in a state where it was functioning poorly, suffering from severe performance and reliability problems. Gradually improved it, introduced better monitoring and made it stable and performant enough that the cluster size could be dramatically reduced which lead to significant cost savings. Written in C#, built on Azure IoT Hub and making use of many other Azure cloud services, such as Service Fabric, Cosmos DB, Event Hubs and Application Insights. InfluxDB was used for storing telemetry. Show less

    • Sweden
    • Telecommunications
    • 700 & Above Employee
    • Lead Windows Developer (Consultant)
      • Feb 2014 - Dec 2017

      Developed new generation mobile apps for TeliaSonera's (now Telia Company) TV streaming service. Currently available in three Nordic markets, in Sweden under the name Telia Play. The apps used a hybrid architecture where the navigation UI was built as a HTML/JavaScript application while the app shell and video player were platform dependent native code. Lead developer for Windows (UWP) and Windows Phone apps. Developer for the iOS app and briefly also for tvOS. Responsible for platform specific architectural decisions, managed the build environments and feature development. Developed a proof-of-concept client in Xamarin and C# for evaluating alternative cross-platform solutions. Show less

    • Norway
    • Wellness and Fitness Services
    • 700 & Above Employee
    • Group Fitness Instructor
      • Feb 2007 - Jun 2017

      Indoor cycling instructor. Indoor cycling instructor.

    • Sweden
    • Motor Vehicle Manufacturing
    • Web Developer (Consultant)
      • Nov 2013 - Feb 2014

      Helped develop a used car auction service for a startup company. Responsive web design, built on Azure cloud services and technologies such as HTML5, ASP.NET MVC/Razor, AngularJS, RavenDB, RabbitMQ, MassTransit and Castle Windsor. Helped strengthen the team the last months before launch. Implemented a brand new UI for the web site and managed backend services. Helped develop a used car auction service for a startup company. Responsive web design, built on Azure cloud services and technologies such as HTML5, ASP.NET MVC/Razor, AngularJS, RavenDB, RabbitMQ, MassTransit and Castle Windsor. Helped strengthen the team the last months before launch. Implemented a brand new UI for the web site and managed backend services.

    • Transportation, Logistics, Supply Chain and Storage
    • 700 & Above Employee
    • SharePoint Consultant
      • Aug 2009 - Apr 2013

    • Sweden
    • Marketing Services
    • 1 - 100 Employee
    • iOS Developer (Consultant)
      • Oct 2012 - Jan 2013

      hitta.se is Sweden's leading service for maps, finding persons and companies. Maintenance and feature improvements for the customer's app for iPhone and iPad. Took over Objective-C codebase targeting targeting iOS 4/5. Performed modernization of the code and significant refactoring and added support for iOS 6. App used Core Location, Freespace, OpenGL. hitta.se is Sweden's leading service for maps, finding persons and companies. Maintenance and feature improvements for the customer's app for iPhone and iPad. Took over Objective-C codebase targeting targeting iOS 4/5. Performed modernization of the code and significant refactoring and added support for iOS 6. App used Core Location, Freespace, OpenGL.

    • Sweden
    • Software Development
    • 1 - 100 Employee
    • Consultant
      • Feb 2009 - Jan 2010

    • France
    • IT Services and IT Consulting
    • 700 & Above Employee
    • Consultant
      • Jan 2008 - Feb 2009

      Formerly Ibitec AB. Formerly Ibitec AB.

    • Consultant
      • Aug 2008 - Jan 2009

    • Consultant
      • Aug 2007 - Jun 2008

    • Consultant
      • Feb 2006 - Dec 2007

Education

  • Linköping University
    2000 - 2005

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