Etienne Tjon Sjoe Sjoe

Etienne Tjon Sjoe Sjoe

Amsterdam, Netherlands

freelance programmer, TACT


over 15 years experience in IT, 10 years in math education.

Worked for ING, Telegraaf, KPN, ATOS-Origin as
- IT-auditor
- IT-information security architect
- Network Engineer
- Tester
- php-developer

- Dutch (native)
- English
- Spanish (intermediate)

Etienne Tjon Sjoe Sjoe is a member of the community since July 2017.

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