Web Developer
Current
Jan 2023 - Present
AeroLeads people directory · profile
Maciej Seweryn Email & Phone Number
Web Developer
at
IT9
1 work email found
@ch4.pl
LinkedIn matched
✓ Verified July 2026
3 data sources
Profile completeness 71%
Current company
Role
Web Developer
Location
Piaseczno, Mazowieckie, Poland
Company size
Who is Maciej Seweryn? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Maciej Seweryn is listed as Web Developer at IT9, a with 5 employees, based in Piaseczno, Mazowieckie, Poland. AeroLeads shows a work email signal at ch4.pl and a matched LinkedIn profile for Maciej Seweryn.
Maciej Seweryn previously worked as Associate Web Developer at Grupa Onet.Pl Sa and Web Developer at Pclab.Pl.
Company email context
Email format at IT9
This section adds company-level context without repeating Maciej Seweryn's masked contact details.
*@ch4.pl
68% confidence
AeroLeads found 1 current-domain work email signal for Maciej Seweryn. Compare company email patterns before reaching out.
Profile bio
About Maciej Seweryn
Maciej Seweryn is a Web Developer at IT9.
Current workplace
Maciej Seweryn's current company
Company context helps verify the profile and gives searchers a useful next step.
7 roles · 25 years
Maciej Seweryn work experience
A career timeline built from the work history available for this profile.
Associate Web Developer
May 2009 - Feb 2023
Web Developer
Jun 2007 - May 2009
Application Developer
Netsize
Nov 2003 - Aug 2007
Technical Account Manager
Netsize
Nov 2003 - Aug 2007
Manager
Netsize
2002 - 2007
~5 yrs
Application Developer
Netsize
2003 - 2006
~3 yrs
Team & coworkers
Colleagues at IT9
Other employees you can reach at it9.com.pl. View company contacts for 5 employees →
SA
Sebastian Adam Szymanek
Colleague at It9Gdansk Metropolitan Area, Poland
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MW
Monika Wójcik
Colleague at It9Warsaw, Mazowieckie, Poland
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KS
Katarzyna Stawowa
Colleague at It9Warsaw, Mazowieckie, Poland
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غع
غيث علي
Colleague at It9Al-Najaf, Al-Najaf Governorate, Iraq
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ŁS
Łukasz Sobota
Colleague at It9Warsaw, Mazowieckie, Poland
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MC
Mariusz Cieślak
Colleague at It9Bydgoszcz, Kujawsko-Pomorskie, Poland
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JT
Jacek Tomaszewski
Colleague at It9Warsaw Metropolitan Area, Poland
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KJ
Karol Jabłoński
Colleague at It9Warsaw, Mazowieckie, Poland
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ŁS
Łukasz Sacha
Colleague at It9Legionowo, Mazowieckie, Poland
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MM
Marta Maro-Kulczycka
Colleague at It9Lodz Metropolitan Area, Poland
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Sebastian Adam Szymanek
Colleague at It9Gdansk Metropolitan Area, Poland
View →
MW
Monika Wójcik
Colleague at It9Warsaw, Mazowieckie, Poland
View →
KS
Katarzyna Stawowa
Colleague at It9Warsaw, Mazowieckie, Poland
View →
غع
غيث علي
Colleague at It9Al-Najaf, Al-Najaf Governorate, Iraq
View →
ŁS
Łukasz Sobota
Colleague at It9Warsaw, Mazowieckie, Poland
View →
MC
Mariusz Cieślak
Colleague at It9Bydgoszcz, Kujawsko-Pomorskie, Poland
View →
JT
Jacek Tomaszewski
Colleague at It9Warsaw Metropolitan Area, Poland
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KJ
Karol Jabłoński
Colleague at It9Warsaw, Mazowieckie, Poland
View →
ŁS
Łukasz Sacha
Colleague at It9Legionowo, Mazowieckie, Poland
View →
MM
Marta Maro-Kulczycka
Colleague at It9Lodz Metropolitan Area, Poland
View →
FAQ
Frequently asked questions about Maciej Seweryn
Quick answers generated from the profile data available on this page.
What company does Maciej Seweryn work for?
Maciej Seweryn works for IT9.
What is Maciej Seweryn's role at IT9?
Maciej Seweryn is listed as Web Developer at IT9.
What is Maciej Seweryn's email address?
AeroLeads has found 1 work email signal at @ch4.pl for Maciej Seweryn at IT9.
Where is Maciej Seweryn based?
Maciej Seweryn is based in Piaseczno, Mazowieckie, Poland while working with IT9.
What companies has Maciej Seweryn worked for?
Maciej Seweryn has worked for It9, Grupa Onet.Pl Sa, Pclab.Pl, and Netsize.
Who are Maciej Seweryn's colleagues at IT9?
Maciej Seweryn's colleagues at IT9 include Sebastian Adam Szymanek, Monika Wójcik, Katarzyna Stawowa, غيث علي, and Łukasz Sobota.
How can I contact Maciej Seweryn?
You can use AeroLeads to view verified contact signals for Maciej Seweryn at IT9, including work email, phone, and LinkedIn data when available.
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