Software Engineer
CurrentDeveloping applications for Asterisk/Freeswitch/OpenSIPS and general VoIP use. Creating a stand-alone, custom built, generic VoIP platform.
Jun 2008 - Present
AeroLeads people directory · profile
🤙 Rob Janssen Email & Phone Number
Software engineer
at
KeenSystems
1 work email found
@keensystems.eu
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
Software engineer
Location
Gemert, North Brabant, Netherlands
Company size
Who is 🤙 Rob Janssen? Overview
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Quick answer
🤙 Rob Janssen is listed as Software engineer at KeenSystems, a with 13 employees, based in Gemert, North Brabant, Netherlands. AeroLeads shows a work email signal at keensystems.eu and a matched LinkedIn profile for 🤙 Rob Janssen.
🤙 Rob Janssen previously worked as Forum administrator at Tweakers.Net and Software engineer at Replacedirect / Twindis. 🤙 Rob Janssen holds Various Techniques, Languages, Technologies Etc. from Selfstudy.
Company email context
Email format at KeenSystems
This section adds company-level context without repeating 🤙 Rob Janssen's masked contact details.
rjanssen@keensystems.eu
79% confidence
AeroLeads found 1 current-domain work email signal for 🤙 Rob Janssen. Compare company email patterns before reaching out.
Profile bio
About 🤙 Rob Janssen
NO RECRUITMENT. None. Whatsoever. NOT INTERESTED.Specialized Application Developer, Database Administrator, and Lead Developer (sometimes in an Engineering role) in a wide variety of business applications. Mild design skills.Specialties: C#, VB(.Net), HTML, Javascript, usability, CSS, ASP(.Net), SQL, PHP, UN*X/BSD experience, etc. etc.
Listed skills include Css, Php, Html, Javascript, and 46 others.
Current workplace
🤙 Rob Janssen's current company
Company context helps verify the profile and gives searchers a useful next step.
Keensystems
6 roles
🤙 Rob Janssen work experience
A career timeline built from the work history available for this profile.
Software Engineer
Replacedirect / Twindis
Built replacedirect.com, twindis.com, mymicrogroup.com and yanec.com. Applications include, amongst others, a webshop application with backend, an 'advisor' application used for integration in various external sites, various custom applications for data synchronisation from SQL to Accountview to other applications. Also system administrator managing several inhouse and outhouse (web/application/database/mail/etc.) servers and maintaining systems, user support etc.
Jan 2005 - May 2008
Software Engineer
Combat Software & Computers
Implemented Edimail.nl, a custom email application for EDI messages, Implemented Slachtinfo.nl, a website for sharing slaughterhouse data, built WinVHP (VeeHandelsPakket) up to 90% before the project got cancelled which was intended for pig-merchants and other animals to keep track, invoice and maintain data about all sorts of information. Implemented many more smaller and larger custom software solutions.Also had a role as "outsourced" system administrator for various companies and schools and did customer support.
Jan 2002 - Dec 2005
Software Engineer
Combat Software & Computers
Custom application development, systems administration and maintenance, "outsourced" systems administration, website development, inhouse and outhouse customer support, building systems and servers, ... etc.
Jan 1998 - Dec 2001
Software Engineer
Codim / Landis Interactive Media
Worked on DAF.com, DAF's corporate materials site, Canon Corporate Communication Strategy site, BDO Accountants & adviseurs, APS Programmamatrix, built custom bugtracking system, maintained project management software etc. etc.
Jan 2001 - Dec 2001
Team & coworkers
Colleagues at KeenSystems
Other employees you can reach at keensystems.eu. View company contacts for 13 employees →
PV
Paul Verstappen
Colleague at KeensystemsGemert, North Brabant, Netherlands
View →
EG
Esther Geers
Colleague at KeensystemsEindhoven, North Brabant, Netherlands
View →
MV
Mike Van Leuken
Colleague at KeensystemsGemert, North Brabant, Netherlands
View →
LV
Luc Van Deuzen
Colleague at KeensystemsBeesel, Limburg, Netherlands
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MV
Matthijs Van Der Spek
Colleague at KeensystemsDeurne, North Brabant, Netherlands
View →
RD
Rob Dierckx
Colleague at KeensystemsEindhoven, North Brabant, Netherlands
View →
SL
Sietze Lam
Colleague at KeensystemsEindhoven, North Brabant, Netherlands
View →
Paul Verstappen
Colleague at KeensystemsGemert, North Brabant, Netherlands
View →
EG
Esther Geers
Colleague at KeensystemsEindhoven, North Brabant, Netherlands
View →
MV
Mike Van Leuken
Colleague at KeensystemsGemert, North Brabant, Netherlands
View →
LV
Luc Van Deuzen
Colleague at KeensystemsBeesel, Limburg, Netherlands
View →
MV
Matthijs Van Der Spek
Colleague at KeensystemsDeurne, North Brabant, Netherlands
View →
RD
Rob Dierckx
Colleague at KeensystemsEindhoven, North Brabant, Netherlands
View →
SL
Sietze Lam
Colleague at KeensystemsEindhoven, North Brabant, Netherlands
View →
5 education records
🤙 Rob Janssen education
Various Techniques, Languages, Technologies Etc.
Selfstudy
Education record
Roc 'S Hertogenbosch Technische Informatica
Education record
Roc Helmond Technische Informatica
Electrotechnology
Mts Roermond
Education record
Mariaschool
FAQ
Frequently asked questions about 🤙 Rob Janssen
Quick answers generated from the profile data available on this page.
What company does 🤙 Rob Janssen work for?
🤙 Rob Janssen works for KeenSystems.
What is 🤙 Rob Janssen's role at KeenSystems?
🤙 Rob Janssen is listed as Software engineer at KeenSystems.
What is 🤙 Rob Janssen's email address?
AeroLeads has found 1 work email signal at @keensystems.eu for 🤙 Rob Janssen at KeenSystems.
Where is 🤙 Rob Janssen based?
🤙 Rob Janssen is based in Gemert, North Brabant, Netherlands while working with KeenSystems.
What companies has 🤙 Rob Janssen worked for?
🤙 Rob Janssen has worked for Keensystems, Tweakers.Net, Replacedirect / Twindis, Combat Software & Computers, and Codim / Landis Interactive Media.
Who are 🤙 Rob Janssen's colleagues at KeenSystems?
🤙 Rob Janssen's colleagues at KeenSystems include Paul Verstappen, Esther Geers, Mike Van Leuken, Luc Van Deuzen, and Matthijs Van Der Spek.
How can I contact 🤙 Rob Janssen?
You can use AeroLeads to view verified contact signals for 🤙 Rob Janssen at KeenSystems, including work email, phone, and LinkedIn data when available.
What schools did 🤙 Rob Janssen attend?
🤙 Rob Janssen holds Various Techniques, Languages, Technologies Etc. from Selfstudy.
What skills is 🤙 Rob Janssen known for?
🤙 Rob Janssen is listed with skills including Css, Php, Html, Javascript, Sql, Web Development, Html 5, and C#.
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