contact Henk Jan

Frequently Asked Questions

social media?

  • Twitter, facebook en linkedIn are too much chit chat for me.
  • I am off line a lot, value silence.
  • email answer within 48 hours most of the time, often faster.

fun work?

  • logic puzzles such as algorithms for routeplanning.
  • 24x7 rotas
  • human efficient design


your hourly rate?

assist my study?

contract work?

  • sorry, not any more really
  • I like running SUMit as an entrepreneur
  • contract work only if it is more fun than SUMit.
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