Kamil Lopuszanski
Java Developer at Toro Performance
Subcarpathian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolKamil Lopuszanski is a Java backend developer with a decade of software experience and 3.5 years focused on building scalable, enterprise-grade web applications. He has delivered backend services using Java 8–17, Spring Boot, Spring Data and microservice patterns, and worked extensively with PostgreSQL, Hibernate/QueryDSL, Liquibase, RabbitMQ and JWT-secured integrations. His background spans full-stack and diverse domains—from ERP-like business management systems and telecom customer service platforms to SAP support and even iOS and game development—bringing strong adaptability and cross-stack fluency. Kamil contributes to open-source (notably fixes and refactors in the well-known zim-desktop-wiki project), showing attention to code hygiene and maintainability. Comfortable in Agile/Scrum and DevOps environments, he has hands-on experience with container orchestration, CI/CD, observability and automated testing. Based in Subcarpathian Voivodeship, Poland, he combines formal training in computer engineering and bioinformatics with practical delivery experience across international teams and languages.
10 years of coding experience
3 years of employment as a software developer
Engineer's degree Computer Engineering, Engineer's degree Computer Engineering at Politechnika Rzeszowska im. Ignacego ŁukasiewiczaMaster's degree Bioinformatics, Master's degree Bioinformatics at University of Warsaw
Spanish, French, Korean, Polish, English, German, Russian
Github Skills (5)
regular-expression10
python10
front-end-development9
text-editing8
git7
Programming languages (13)
Github contributions (5)
zim-desktop-wiki/zim-desktop-wiki
Apr 2018 - Feb 2019
Main repository of the zim desktop wiki project
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:9 commits, 4 PRs, 11 comments in 10 months
Contributions summary:Kamil primarily contributed to the `zim-desktop-wiki` project by updating and correcting the code. The commits demonstrate the user's ability to modify existing files, including the `zim/fs.py` and `zim/gui/pageview.py` files, to improve the codebase's functionality and spelling. The user's work also involved refactoring of the source code by removing redundant character escapes in regular expressions and correcting spelling errors.
zimwikiproject-wikidesktop
banan314/Yacht
Mar 2016 - May 2019
Contributions:16 PRs, 162 pushes, 31 branches in 3 years 2 months
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