Jens Olsson

Jens Olsson Email and Phone Number

CEO at Crystal Alarm, 📲app developer for 20 years @ Crystal Alarm
Jens Olsson's Location
Greater Stockholm Metropolitan Area, Sweden, Sweden
Jens Olsson's Contact Details

Jens Olsson work email

Jens Olsson personal email

n/a
About Jens Olsson

Have been building apps for the last 20 years. Currently focusing on iOS, Android and Windows Phone. Previous work have involved Windows Mobile, Symbian/UIQ, Mophun and Java Micro Edition.I have a true passion for software development, every bit from leading software projects down to programming and even sometimes troubleshooting data flow on byte/bit level.I am proficient in 10+ programming languages: C# .NET 2.0-4.5, Java 1.3-1.6, C/C++, Objective-C, Perl, Javascript, Python, x86 assembly, Javascript, PHP, Visual Basic 3 - 6, Delphi 5 - 6, Pascal, Quick Basic etc...Expert areas:- Smartphone solutions- Framework design- Software securityI love challenges and I get things done!

Jens Olsson's Current Company Details
Crystal Alarm

Crystal Alarm

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CEO at Crystal Alarm, 📲app developer for 20 years
Jens Olsson Work Experience Details
  • Crystal Alarm
    Ceo
    Crystal Alarm Oct 2021 - Present
  • Crystal Alarm
    Cto
    Crystal Alarm Jan 2012 - Oct 2021
  • Crystal Code
    Cto
    Crystal Code Nov 2010 - Jan 2012
    Stockholm, Se
  • Crystal Code
    Ceo, Founder
    Crystal Code 2001 - Dec 2010
    Stockholm, Se
    Crystal Code was founded in 2001, but it was not until 2010 it got its current name.From 2001 to 2008 Crystal Code had a main focus on web development and desktop applications. In the 9th of January 2009 Crystal Code released its first iPhone application which was a large success on the Swedish App Store.During this time I:- Worked with web technologies such as HTML5, CSS, PHP4, PHP5, Javascript, also worked a lot with Perl and Visual Basic 3.0-6.0, MySQL, Microsoft Access.- Obtained skills developing platform independent desktop applications using wxWidgets- Developed, "Vägmärken" one of the first iPhone applications on the Swedish market. Vägmärken (ie Swedish Road Signs) was a huge success and later also translated for United Kingdom, Germany, Finland, Norway and Denmark.- Designed and released around ten iPhone applications for different customers as separate projects- Worked with customers thru the whole chain of Sales, Requirements, Development and Production
  • Pocketmobile Communications Ab
    System Developer
    Pocketmobile Communications Ab Jan 2009 - Nov 2010
    Stockholm, Se, Se
    Working with mobile software as a system developer. I mainly worked with client/server solutions in C# targeting Windows Mobile, Desktop PCs and the web. Furthermore the work involved creating integrations with existing systems and developing their mobile extension.- Designed the architecture of mobile solutions for among others SKANSKA, DSV and Schenker.- Obtained further skills in using C#, Visual Studio and Microsoft SQL Server 2008- Obtained experience in tools like SourceSafe, and Team Foundation Server.- Obtained skills in hardware: GPS, Barcode readers, Magnetic card readers, RFID, TETRA Networks.
  • Uiq Technology
    Software Engineer
    Uiq Technology Jun 2006 - Dec 2008
    Se
    I was a software engineer in the Framework team. I also spent my last 6 months as a Software Engineer-Test in the System verification team where I mainly worked with test automation of performance and stability. I also worked with tool development.- I was involved in nine smart-phone releases including the SonyEricsson P1, P990, G700 and G900 and the Motorola MOTORIZR Z8 and Z10.- Obtained skills in SymbianOS, Perforce, Carbide (Eclipse based IDE), Code Warrior, Lotus Notes.- Implemented features, automation and testing using C/C++, Perl, Python and C#.- Worked with feature development and defect troubleshooting in the framework of the UIQ 3.0 to 3.3.- I invented a revolutionary testing tool for testing framework controls and C++ APIs in a scriptable environment on device over a TCP connection.- I developed fully automated procedures for a large part of the framework testing. For example tests on backwards compatibility, unit tests, click testing and performance tests.- Designed and held a three-day training course in Perl for the UIQ employees on three occasions.- Technical responsible for a team of consultants from Finland who worked with us on site. Also worked with a team in Russia to get them up and running with UIQ framework development.- On two occasions part of a task force specializing on improving mobile performance on the whole platform.- Obtained experience of SCRUM and of working in SCRUM teams.
  • Imotus Mobile Games
    Co-Founder, Mobile Game Developer
    Imotus Mobile Games Jun 2004 - Jan 2008
    A spare-time mobile game development company where I mainly worked with C/C++ and Java using the Mophun and J2ME platforms. I also managed our server with OpenBSD, Subversion, Apache, PHP etc. Achievements- We were first to provide drivers license training on mobile phones (Java)- We developed some small games in the Mophun platform.

Jens Olsson Skills

Android Java Objective C Mobile Applications C# Mobile Devices C++ Subversion Eclipse Agile Methodologies .net Windows Mobile Visual Studio Perl Xml Mysql Android Development Ios Development Software Development Enterprise Mobility Python Php Symbian Windows Phone Ios Iphone .net Compact Framework Computer Forensics C Visual Basic Delphi Computer Security Software Engineering Swift Framework Design Software Security Protocols And Data Structures X86 Assembly 68hc11 Assembly Xmega Assembly Pascal Basic

Jens Olsson Education Details

  • Blekinge Institute Of Technology
    Blekinge Institute Of Technology
    Information Security
  • Blekinge Institute Of Technology
    Blekinge Institute Of Technology
    Software Engineering
  • Ehrensvärdska Gymnasiet
    Ehrensvärdska Gymnasiet
    Information Technology

Frequently Asked Questions about Jens Olsson

What company does Jens Olsson work for?

Jens Olsson works for Crystal Alarm

What is Jens Olsson's role at the current company?

Jens Olsson's current role is CEO at Crystal Alarm, 📲app developer for 20 years.

What is Jens Olsson's email address?

Jens Olsson's email address is je****@****code.se

What schools did Jens Olsson attend?

Jens Olsson attended Blekinge Institute Of Technology, Blekinge Institute Of Technology, Ehrensvärdska Gymnasiet.

What are some of Jens Olsson's interests?

Jens Olsson has interest in Kayaking, Operating System Design, Floorball, Badminton, Photography, Electronics Design, Software Engineering.

What skills is Jens Olsson known for?

Jens Olsson has skills like Android, Java, Objective C, Mobile Applications, C#, Mobile Devices, C++, Subversion, Eclipse, Agile Methodologies, .net, Windows Mobile.

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