Profile image of wozny
Flag of Poland Gdańsk, Poland
Member since April 17, 2007
0 Recommendations


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I have a Master degree in Computer Science and over 12 years of experience as a software developer. I really like to code after work as a hobby. Mostly experienced in Java backend development and tuning relational databases. LANGUAGES: • English – advanced (speaking and writing) • Polish – mother language KNOWN IDE'S: • Jetbrains IntelliJ IDEA • Eclipse (IBM RAD, Spring Source Tools) • Microsoft Visual Studio COMMERCIAL EXPERIENCE WITH TECHNOLOGIES/LANGUAGES/TOOLS: • Mostly experienced in Java ecosystem • C# .NET, VB 6.0 • Relative Databases (Oracle, SQL Server, mySQL) – designing, preparing and optimizing queries and stored procedures • Various version control systems (GIT, SVN, CVS) • Various bug-tracking/testing tools (Jira, BugZilla, Mercury Quality Center, TeamCity, Jenkins) • AWS management
$20 USD/hr
17 reviews
  • 100%Jobs Completed
  • 100%On Budget
  • 100%On Time
  • 33%Repeat Hire Rate


Recent Reviews

  • image of Josedoad J. Hi I want a program to manage ebooks library $100.00 USD

    “He is professional and high-skill programmer, very patient to listen all my requirements, fixing one by one even though that's not in the project at first. Thank him so much for his time dedicated to this project. For sure, will hire him again for other future projects! I highly recommend you to work with him if you want a professional programmer! Excellent.”

  • image of Nadav N. Java programming - Linked Lists $20.00 USD

    “He is an expert”

  • image of Antoine B. Project for Tomasz $156.00 CAD

    “Tomasz had a great understanding of my needs, he worked very seriously on our project and has even finished the job 3 days before the deadline. I highly recommend him!”

  • image of Agnieszka K. Tool script for TMX/XML $40.00 USD

    “Fast and furious !”

  • image of zllch Project for Tomasz W. zł150.00 PLN

    “Another great job.”

  • image of Rodrigo M. Code comprehension task for Java developers $30.00 CAD

    “He's a really seasoned developer, and have a good understanding of my needs.”


Senior Software Developer

Jan 2015

Full-Stack developer

Software Developer

Jan 2013 - Dec 2014 (1 year)

Back-end developer

Software Developer

Jan 2007 - Dec 2012 (5 years)

Test Engineer

Jan 2006 - Jan 2007 (1 year)


Master, Software Developing

2001 - 2006 (5 years)


070-315 - MCSD Develop & Implement Web Apps with Visual C#.NET (2008)


Certificate covers ASP .NET in Visual Studio 2003


  • US English Level 1
  • SQL Level 1
  • Java Level 1


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