Independent Contractor
Current
John Kr
Python software development, Security trainings, Webapp security tests.
Jan 2017 - Present
AeroLeads people directory · profile
Elger Jonker Email & Phone Number
IT Security Expert, Python Web Developer, Basisbeveiliging.nl, Ethical Hacker
at
Internet Cleanup Foundation
LinkedIn matched
✓ Verified Jul 2026
3 data sources
Profile completeness 100%
Current company
Role
IT Security Expert, Python Web Developer, Basisbeveiliging.nl, Ethical Hacker
Location
Arnhem, Gelderland, Netherlands
Company size
Who is Elger Jonker? Overview
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Quick answer
Elger Jonker is listed as IT Security Expert, Python Web Developer, Basisbeveiliging.nl, Ethical Hacker at Internet Cleanup Foundation, a with 4 employees, based in Arnhem, Gelderland, Netherlands. AeroLeads shows a matched LinkedIn profile for Elger Jonker.
Elger Jonker previously worked as Independent Contractor at John Kr and Founder, Chairperson, Developer at Internet Cleanup Foundation. Elger Jonker holds Master Of Information Systems Development (Misd) from Hogeschool Van Arnhem En Nijmegen (Han).
Company email context
Email format at Internet Cleanup Foundation
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Internet Cleanup Foundation
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Profile bio
About Elger Jonker
Specialties: python web development, security trainings and web security testing.
Listed skills include Apache, Linux, Virtualization, Php, and 11 others.
Current workplace
Elger Jonker's current company
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Internet Cleanup Foundation
6 roles
Elger Jonker work experience
A career timeline built from the work history available for this profile.
Founder, Chairperson, Developer
CurrentThe Internet Cleanup Foundation wants to make the internet a safer place. We develop a tool called "Web Security Map", which can upgrade the security of entire sectors and countries. We did so in The Netherlands with the website "Basisbeveiliging.nl".
Jan 2017 - Present
Chairperson & Volunteer
CurrentSupporting and leading the organization of the SHA2017 (Still Hacking Anyway) and MCH2021 (May Contain Hackers) hacker camps.
Jan 2015 - Present
Security Architect
Jan 2014 - Jan 2017
Co-Founder, Chairperson & Volunteer
Stichting Awesome Retro (Anbi)
Jan 2010 - Dec 2015
Co-Founder, Treasurer, Volunteer
Jan 2010 - Dec 2011
2 education records
Elger Jonker education
Master Of Information Systems Development (Misd)
Education record
FAQ
Frequently asked questions about Elger Jonker
Quick answers generated from the profile data available on this page.
What company does Elger Jonker work for?
Elger Jonker works for Internet Cleanup Foundation.
What is Elger Jonker's role at Internet Cleanup Foundation?
Elger Jonker is listed as IT Security Expert, Python Web Developer, Basisbeveiliging.nl, Ethical Hacker at Internet Cleanup Foundation.
Where is Elger Jonker based?
Elger Jonker is based in Arnhem, Gelderland, Netherlands while working with Internet Cleanup Foundation.
What companies has Elger Jonker worked for?
Elger Jonker has worked for John Kr, Internet Cleanup Foundation, Stichting Ifcat Foundation, Centric, and Stichting Awesome Retro (Anbi).
Who are Elger Jonker's colleagues at Internet Cleanup Foundation?
Elger Jonker's colleagues at Internet Cleanup Foundation include Mason Rich.
How can I contact Elger Jonker?
You can use AeroLeads to view verified contact signals for Elger Jonker at Internet Cleanup Foundation, including work email, phone, and LinkedIn data when available.
What schools did Elger Jonker attend?
Elger Jonker holds Master Of Information Systems Development (Misd) from Hogeschool Van Arnhem En Nijmegen (Han).
What skills is Elger Jonker known for?
Elger Jonker is listed with skills including Apache, Linux, Virtualization, Php, Mysql, Redhat, Ethical Hacking, and Security.
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