Jakub Marchwicki
Pomeranian Voivodeship, Spain
Summary
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RockstarJakub Marchwicki is a pragmatic software engineer with 14 years of hands-on experience across engineering and sales engineering, combining technical depth with client-focused problem solving. Holding an MSc in Computer Science, he prioritizes practical, maintainable solutions—avoiding overengineering while meeting real business needs. His open-source contributions include improving Maven bash autocompletion and robust Java EE 7 sample tests, reflecting attention to tooling, build ergonomics, and test automation. Comfortable wearing multiple hats, he bridges development, QA, and customer-facing roles, often finding human-friendly ways to present complex technical work. Based in the Pomeranian Voivodeship (Spain), he brings long-term, cross-functional experience and a bias for pragmatic delivery.
14 years of coding experience
Stackoverflow
817reputation
117kreached
23answers
5questions
Github Skills (22)
scripting10
testing10
bash10
java10
servlet10
javas10
junit10
arq10
maven10
filesystem9
cdi9
autocomplete8
jndi6
jpa6
ejb6
Programming languages (12)
Github contributions (5)
javaee-samples/javaee7-samples
Nov 2013 - Jun 2015
Java EE 7 Samples
Role in this project:
Back-end Developer & QA Engineer/Test Automation Engineer
Back-end Developer & QA Engineer/Test Automation EngineerContributions:33 commits, 6 PRs, 1 push in 1 year 6 months
Contributions summary:Jakub primarily focused on implementing and testing Java EE 7 samples related to method validation, custom constraints, constructor validation, and file upload features. They developed JUnit tests to validate method parameters, custom constraint validators, and constructor parameters using Arquillian. Additionally, the user worked on testing resource packaging and file upload functionalities within the Java EE 7 environment.
tomcatglassfishjunitjsfpayara
juven/maven-bash-completion
Jan 2014 - Jul 2014
Maven Bash Auto Completion
Role in this project:Backend Developer
Backend DeveloperContributions:9 commits in 5 months
Contributions summary:Jakub primarily contributed to the Maven Bash Auto Completion project by enhancing its functionality. They focused on improving the completion logic, including supporting Maven profiles, handling parent POM hierarchies, and addressing issues related to file path resolution. The contributions involved refactoring the bash script to improve robustness and fix edge cases, specifically related to navigating the Maven project structure. These changes aimed to provide more accurate and reliable autocompletion suggestions for Maven commands.
patchmavenbashauto-completionjava
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