Dzmitry Prakapenka
Product Owner at Akor Direct PL
Berlin, Poland
Summary
👤
Senior🎓
Top SchoolDzmitry Prakapenka is a Product Owner and seasoned software professional with 12 years of experience leading cross-functional teams and shipping robust Java-based systems. Based in Berlin and formerly active across backend and Android roles, he combines hands-on engineering (notably contributions to the Pentaho open-source ecosystem improving ETL, reporting, and build stability) with product and project leadership across five concurrent teams. He excels at bridging technical debt reduction, build/process integrity, and user-facing improvements—skills honed through deep Java, Spring, and mobile development work. Comfortable scaling delivery for web, mobile, and backend services, he brings a pragmatic focus on maintainability, UTF-8/data correctness, and developer experience that often goes unnoticed but materially improves product reliability.
12 years of coding experience
5 years of employment as a software developer
Master of Business Administration Mechanical Engineering, Master of Business Administration Mechanical Engineering at Belarusian National Technical University
English, Russian
Stackoverflow
734reputation
42kreached
41answers
3questions
Github Skills (23)
debug10
ui-components10
user-interface10
java10
etl10
javas10
params10
mockito10
data-integration10
unit-testing9
ui-design9
build-automation9
swing9
xml8
checkstyle8
Programming languages (4)
Github contributions (5)
pentaho/pentaho-kettle
Oct 2013 - Dec 2014
Pentaho Data Integration ( ETL ) a.k.a Kettle
Role in this project:
Back-end Developer
Back-end DeveloperContributions:99 commits, 2 comments in 1 year 2 months
Contributions summary:Dzmitry primarily contributed to bug fixes and enhancements within the Pentaho Data Integration (Kettle) project, focusing on improvements to the core functionality and associated Java classes. These changes include addressing issues with byte-to-string conversions, UTF-8 character handling, and fixing problems in steps such as the Formula step. The user also made improvements to the handling of nulls, and the repository export process, making the code more robust and reliable. These changes demonstrate expertise in Java and the inner workings of the data integration tool.
pentaho-data-integrationetldata-integrationkettlepentaho
pentaho/pentaho-reporting
Sep 2013 - Oct 2016
Java class library for generating reports.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:17 commits, 18 PRs, 21 comments in 3 years 1 month
Contributions summary:Dzmitry made significant contributions to the user interface (UI) components, parameter editors, and formula editing functionalities within the Pentaho Reporting library. The commits indicate code refactoring, bug fixes, and enhancements to the UI, as well as the addition of features like resource ID input for translations. The user focused on improving the usability and functionality of the formula editor, including parameter handling and display.
reportsclass-librarypdfboxjavajasperreports
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