Marek Byszewski
COO, CTO at Querona | Warsaw, Mazowieckie, Poland
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COO, CTO at Querona in January 2016 to Present
Chief Executive Officer at YouNeedIT in March 2013 to Present
Chief Technology Officer at Data Vision Media in March 2013 to December 2016
Chief Technology Officer at Internetium Sp. z o.o. in July 2006 to February 2013
Group IT Security Officer at TU Allianz Polska S.A. in June 2005 to July 2006
Analyst-Programmer at TU Allianz Polska S.A. in October 1998 to May 2005
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Polish-Japanese Academy of Information Technology, Master, August 2026
Polish-Japanese Academy of Information Technology, Software engineer, August 1997 to August 2026
JJ Sniadeckich Technical College, Technician, August 1995 to August 1997
LI LO im. Tadeusza Kościuszki, August 1991 to August 1995
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Tworzenie oprogramowania
.NET
Microsoft SQL Server
C#
Agile Methodologies
TFS
Design Patterns
SQL
Business Intelligence
XML
T-SQL
Team Management
UML
WCF
Web Development
ASP.NET
IT Management
IT Strategy
Data Warehousing
NUnit
Scrum
VB.NET
WPF
Business Analysis
PL/SQL
ASP.NET MVC
Integration
Web Services
Visual Studio Team System
Debugging
WinDbg
WinForms
ALM
Crash Dump Analysis
ISO 9001:2008
Data Security
Oracle 9i
PostSharp
JavaScript
NHibernate
Analysis Services
Entrepreneurship
DHTML
Powershell
Windows Server
Insurance
Apache Spark
Microsoft Azure
.NET Framework
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What is Marek Byszewski email address?
Email Marek Byszewski at [email protected]. This email is the most updated Marek Byszewski's email found in 2026.
What is Marek Byszewski phone number?
Marek Byszewski phone number is +48519500906 and +48222012796.
How to contact Marek Byszewski?
To contact Marek Byszewski send an email to [email protected]. If you want to call Marek Byszewski try calling on +48519500906 and +48222012796. (updated on December 17, 2025)
What company does Marek Byszewski work for?
Marek Byszewski works for Querona
What is Marek Byszewski's role at Querona?
Marek Byszewski is COO, CTO
What industry does Marek Byszewski work in?
Marek Byszewski works in the Computer Software industry.
Marek Byszewski Email Addresses
Marek Byszewski Phone Numbers
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