Hakan Kjellerstrand

Hakan Kjellerstrand

Blogger at My Constraint Programming Blog

Malmö Area, Sweden

Current
  • Blogger at My Constraint Programming Blog
  • Software Developer at Bokus
  • Blogger at hakank.blogg (Sole Proprietorship)
Past
  • System Developer / Teamleader at Stricent AB
  • Senior Software Developer at Netch Technologies AB, Lund Sweden
  • Software Developer at Netch Technologies AB
  • Technical writer and user support at RTB Program AB, Lund Sweden
Education
  • Lunds universitet
  • Lunds universitet
Connections
157 connections
Industry
Computer Software
Websites

Hakan Kjellerstrand’s Summary

Theoretical background: political science, philosopy and computer science.
Began the computer related path as a technical writer and customer support for a swedish firm creating a word processor, which gave very useful insights into the world of computer programs and its users.
Worked as a senior software developer, mostly web based system and e-commerce. E.g. www.bokus.com, the swedish web based book shop. Also had the role of "senior bollplank" ("senior sounding board") : listened, helped and adviced other developers and project leaders in different phases of the projects.

Hakan Kjellerstrand’s Specialties:

Analysis, programming, pre-sale, testing, tecnichal documentation.
Languages: Java, Perl, PHP, SQL, Ruby, R (www.r-project.org)
Also: data mining, statistical analysis, constraint programming.


Hakan Kjellerstrand’s Experience

  • Blogger

    My Constraint Programming Blog

    (Computer Software industry)

    December 2008Present (1 year 2 months)

    Blog (in english) about constraint programming and related paradigms: http://www.hakank.org/constraint_programming_blog/

  • Software Developer

    Bokus

    (Privately Held; 11-50 employees; Online Media industry)

    March 2005Present (4 years 11 months)

    System Developer.

  • Blogger

    hakank.blogg (Sole Proprietorship)

    (Sole Proprietorship; Myself Only; Online Media industry)

    June 2003Present (6 years 8 months)

    My swedish weblog at http://www.hakank.org/webblogg . The swedish tag line translated: Notes from a Pop Sci junkie mixed with his own mundane experiments. And other things.

  • System Developer / Teamleader

    Stricent AB

    (Privately Held; 11-50 employees; Medical Practice industry)

    May 2004March 2005 (11 months)

    Team leader and system developer for Trial-on-Line, a web based data capture system for clinical trial projects.

    Systems and programming languages: Oracle, Java, PL/SQL, JavaScript.

  • Senior Software Developer

    Netch Technologies AB, Lund Sweden

    (Privately Held; 201-500 employees; Computer Software industry)

    January 1996August 2002 (6 years 8 months)

    Senior Software Developer.

    Analysis, programming, testing, technical pre-sale, documentation. Investigations.

    Mostly web based system, e.g. e-commerce system and intranet solutions/utilities. Web server log analysis programs. Etc.

    Mostly Perl, but also Java and C++.

  • Software Developer

    Netch Technologies AB

    (Computer Software industry)

    19962002 (6 years )

  • Technical writer and user support

    RTB Program AB, Lund Sweden

    (Privately Held; 11-50 employees; Computer Software industry)

    August 1988December 1994 (6 years 5 months)

    RTB Program developed Cicero - a swedish word processor program - for DOS and Windows.

    Wrote the manuals, the news magazine and part of the sales materials. Also wrote applications in the program utilizing the more advanced functions of the database and calculation.

    Was the sole customer support person, thus an important link between the customers and the development team. Educated more advanced users.


Hakan Kjellerstrand’s Education

  • Lunds universitet

    Political science 19771981

  • Lunds universitet

    Public administration (political science) 19771981


Additional Information

Hakan Kjellerstrand’s Websites:

Hakan Kjellerstrand’s Interests:

programming, constraint programming, recreational mathematics, mathematics, machine learning, data analysis, artificial intelligence, Tai Chi Chuan, music, movies, magic

Hakan Kjellerstrand’s Groups:

  •    Choco

Hakan Kjellerstrand’s Contact Settings

Interested In:

  • career opportunities
  • consulting offers
  • new ventures
  • job inquiries
  • expertise requests
  • reference requests
  • getting back in touch

Public profile powered by: LinkedIn

Create a public profile: Sign In or Join Now

View Hakan Kjellerstrand’s full profile:

  • See who you and Hakan Kjellerstrand know in common
  • Get introduced to Hakan Kjellerstrand
  • Contact Hakan Kjellerstrand directly

View Full Profile