Christian Callsen

Christian Callsen Email and Phone Number

Partner @ OptimumIT A/S
Egtved, DK
Christian Callsen's Location
Central Denmark Region, Denmark, Denmark
Christian Callsen's Contact Details

Christian Callsen work email

Christian Callsen personal email

n/a
About Christian Callsen

IT Enterprise Architect with experience in the heavy-weight class. Focuses on understanding problems before solving them. Bringing a practical approach to the table, based on strong technical background from integration within the enterprise - coupled with significant insight you get from shipping software to large Furtune-500 customers that bet their business on it.My experience ranges from private sector (software development of Enterprise-critical systems in Silicon Valley) to public sector (consulting in Denmark).Specialties: Getting up to speed fast on understanding the business side. Enterprise architecture from a practical point of view.Service orientation as a means - not a goal in itself.Member of the corps of External Examiners in Computer Science and for Civil Engineers from April 2014.

Christian Callsen's Current Company Details
OptimumIT A/S

Optimumit A/S

View
Partner
Egtved, DK
Website:
optimumit.dk
Employees:
17
Christian Callsen Work Experience Details
  • Optimumit A/S
    Partner
    Optimumit A/S
    Egtved, Dk
  • Optimumit A/S
    Partner
    Optimumit A/S Jan 2010 - Present
  • Silverbullet
    Senior Consultant (It-Architect)
    Silverbullet Jan 2008 - Jan 2010
    IT-architect and Consultant at Enterprise customers within the Public Sector. Focus on the domains of Health Care and Public Services.
  • Systematic Software Engineering A/S
    Senior Software Architect
    Systematic Software Engineering A/S Mar 2006 - Dec 2007
    Enterprise architecture work done for Defense customer, creating significant parts of an Enterprise Architecture in MODAF. IT Architect at Healtchcare section on a J2EE-based software system.
  • Palan Aps
    Senior Software Architect/Engineer
    Palan Aps Jan 2005 - Mar 2006
    Own consulting company.
  • Webmethods Inc.
    Senior Software Architect
    Webmethods Inc. Aug 2000 - Mar 2006
    Architected, developed and maintained high-performance software message routing engine, with J2EE JMS compliance. (Joined webMethods as a result of Active Software, Inc. being acquired by webMethods.)
  • Active Software, Inc.
    Senior Software Engineer
    Active Software, Inc. May 1998 - Aug 2000
    Responsible for developing high-end messaging server in C++, focusing on security, stability, performance.
  • Sun Microsystems, Inc.
    Software Engineer
    Sun Microsystems, Inc. Jul 1995 - May 1998
    Software Engineer at Sun's CORBA group, and at Sun's Network Appliance Group.
  • Danish Defense Staff
    Software Engineer (Civilingeniør)
    Danish Defense Staff Aug 1994 - Jun 1995
    Worked as software engineer/civilingeniør on large a parallel computer system, automating and integrating batch processing from mainframe.

Christian Callsen Skills

Enterprise Architecture Software Development Integration Java Enterprise Edition Architecture Scrum Soa Agile Methodologies Java Distributed Systems Software Design Xml Web Services Rest C++ Enterprise Software Uml Design Patterns System Architecture Test Driven Development Agile Project Management Architectures Spring Continuous Integration Security Object Oriented Design Unified Modeling Language

Christian Callsen Education Details

Frequently Asked Questions about Christian Callsen

What company does Christian Callsen work for?

Christian Callsen works for Optimumit A/s

What is Christian Callsen's role at the current company?

Christian Callsen's current role is Partner.

What is Christian Callsen's email address?

Christian Callsen's email address is ch****@****sen.com

What schools did Christian Callsen attend?

Christian Callsen attended Aalborg University, Aalborg University, Aabenraa Statsskole.

What skills is Christian Callsen known for?

Christian Callsen has skills like Enterprise Architecture, Software Development, Integration, Java Enterprise Edition, Architecture, Scrum, Soa, Agile Methodologies, Java, Distributed Systems, Software Design, Xml.

Who are Christian Callsen's colleagues?

Christian Callsen's colleagues are Jeppe Seirup, Niels Gundtoft, Lars Høgsted, Pernille Mølgaard, Tine Eintoft, Lars Handrup, Thomas Seifert Hegelund.

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