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Ben (AngryDutchman)

Ben (AngryDutchman)

(he/him)

Ingenieur R&D/DevOps/ITsec/Perl guy

Guy in charge at Bearded Dutchman Services

France🇫🇷
Open to:Full-time rolesContract rolesCommissioned work
Preferred workplace:Remote (same country)Remote (same region)Remote (worldwide)

I'm one of those slightly strange fellows who write their software in Perl, this however does not make me a dinosaur. I'll be happy to explain why!

I also do a lot of devops engineering, infrastructure design, IT security audits, and a lot more!

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Career: 13

Guy in charge

Bearded Dutchman Services

Self-employed

Jan 2026 - Present

A rather weird amalgamation of "plain" IT services such as: - Devops engineering - Infrastructure design and implementation - Perl and Go code Combined with a dash of marine industry things such as: - Boat IT - DIY instruments - DIY lithium pack builds - (inland) delivery captain - post-purchase familiarization courses And more...

PerlGoHashiCorp

Ingenieur R&D/Devops

OpenCaps

Lyon, Auvergne-Rhône-Alpes, France

Feb 2024 - Mar 2026

Responsible for maintaining dedicated server park, cloud infrastructure, security policies, edge devices, and day to day operations, as well as writing copious amounts of sofware in Perl and other languages. Key technologies: - Ansible - Docker - HashiCorp Consul - HashiCorp Nomad - HashiCorp Vault - Perl - Go

Owner

Blockstackers

France

Oct 2022 - Dec 2023

Freelance devops engineer/systems architect

Ingenieur R&D - DevOps

Ubiant

Lyon Area, France

Jun 2017 - Sep 2022

Responsible for maintaining server park, security policies, and day to day operations. Key technologies: - Elastic stack (Elasticsearch, Beats) - Graylog - Ansible - Docker - HashiCorp Consul - HashiCorp Nomad - HashiCorp Vault

Senior Backend Developer Perl

travel audience GmbH - An Amadeus Company

Oct 2015 - Jan 2017

Writing copious amounts of Perl

Owner

Blockstackers

Jakarta, Indonesia

Dec 2013 - Sep 2015

- Freelance Perl development - IT consulting - System administration on *nix systems - Code audits - Security assessments - Developer sourcing

Sales Engineer

Xynexis

Dec 2014 - Aug 2015

- Responsible for pursuing sales leads and offering technical insight into (potential) client issues - Marketing activities such as newsletter writing, event organisation - Account management for existing clients

Consultant

Xynexis

Jakarta

Mar 2014 - Dec 2014

- Performing penetration tests using tools such as Nexpose, Backtrack and custom built tools - Performing code audits (Java, Perl, Python) - Delivering training classes relating to security, such as developing secure web applications, server hardening, network monitoring etc. - Presenting finding reports to clients

Owner

XiriNET

2009 - Dec 2013

- Freelance Perl development - IT consulting - System administration on *nix systems - Code audits - Security assessments - Developer sourcing

Developer

PT Bellua Asia Pacific

Jun 2007 - Jun 2009

- Developing web applications using Perl (Catalyst) and Python (Django) - Product development - Managing a small team of developers - Performing penetration tests - Performing code audits - Network design - System architecture design

Senior Systems Administrator

Hostnet BV

Jun 2006 - Jun 2007

Taking care of the day to day operation of a medium sized webhost and server park. Responsible for migrating to our own suite, network architecture. Wrote various applications to better integrate our "paperless office" policy with our backends. Built anti-spam cluster for incoming mail, policy throttling setup for outgoing mail, high availability clustering for DNS, MySQL replication, custom package build and deployment system for Virtuozzo hosted VPS's, and solving any problems that got bounced up to our little department.

Perl Developer

Golden Bytes

Jan 2005 - Nov 2005

Develop SMS driven applications in Perl using Golden Bytes' own framework

Perl Developer

TTY Internet Solutions

Jul 2003 - Nov 2004

Development and maintenance on various web applications

Skills: 52

Technical

Go

Other

CentOSCode ReviewComputer ForensicsComputer SecurityDevopsDNSEthical HackingFastCGI
FirewallsHardeningHashiCorpHigh AvailabilityHTML5Information SecurityInternet SecurityISO 27001LinuxLinux System AdministrationLoad BalancingMercurialMongoDBMySQLNetwork AdministrationNetwork SecurityNginxOpenVZOWASPPenetration TestingPerlPostfixPostgreSQLProgrammingPythonScalabilitySecuritySecurity AssessmentsSecurity AuditsSecurity AwarenessSecurity ResearchServer ArchitectureSocial EngineeringSQLSystem AdministrationVirtualizationVirtuozzoVulnerability AssessmentVulnerability ManagementVulnerability ScanningWeb Application SecurityWeb ApplicationsWeb Services

Projects: 1

CPAN Module Writing

metacpan.org/author/MADCAT

Jan 2007 - Present

Wrote (and still writing) a bunch of Perl modules that ended up on CPAN

Publications: 1

The Angry Dutchman1 article

*tap tap tappity* is this on?

angrydutchman.pckt.blog

Jun 2026

Credentials: 2

Certified Secure Web Application Engineer

Mile2

Mar 2014

ISO27001:2005 Lead Auditor

Bureau Veritas

Sep 2008

Education: 2

Hogeschool Utrecht

BS

1996 - 1997

Activities / Societies: Linux Lab

Scala College

HAVO

1990 - 1995

Languages: 5

Dutch(Native or bilingual)
English(Native or bilingual)
French(Professional working)
German(Limited working)
Indonesian(Limited working)

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