Zbigniew Czapran
CTO Co-founder at Kenji Investments
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolZbigniew Czapran is a technology leader and serial founder with 15 years’ experience building data-intensive systems and financial infrastructure from London. As CTO and co-founder of Finteum he architects high-throughput, low-latency platforms for interbank intraday markets, pairing hands-on data engineering (Kafka, Spark, Scala) with product strategy. He has a strong entrepreneurship track record — founding a property investment firm and running nByte as a consultancy delivering streaming, big data and API solutions for clients like Maersk, IHS Markit and Moneyfarm. A formal grounding in computer science and statistics informs his pragmatic approach to growth hacking, strategic planning and agile delivery. He also contributes to notable open-source projects, improving Composer’s version parsing and refining Symfony documentation, reflecting a blend of backend engineering rigor and clear technical communication.
15 years of coding experience
6 years of employment as a software developer
MSc Computer Science, MSc Computer Science at University of WroclawGraduate Certificate Statistics, Graduate Certificate Statistics at Birkbeck Faculty of Business and Law
Polish, English
Github Skills (20)
dependency-management10
validations10
validation10
phpunit10
doc10
php10
parsing10
symfony10
symfony-ux10
versioning10
package-manager10
composer10
semantic-versioning10
documentation10
url-routing9
Programming languages (6)
Github contributions (5)
symfony/symfony-docs
Apr 2011 - Dec 2013
The Symfony documentation
Role in this project:
Technical Writer
Technical WriterContributions:6 commits in 2 years 8 months
Contributions summary:Zbigniew's contributions primarily focus on modifying and updating the Symfony documentation. The commit messages and code diffs indicate edits to existing documentation files, specifically targeting the `book/validation.rst` and `book/routing.rst` sections. These changes seem to address clarity issues and incorporate feedback. The repetitive nature of some changes also suggests an effort to refine documentation based on suggestions.
bundlephpsymfonysymfony-bundle
composer/composer
Aug 2012 - Jan 2014
Dependency Manager for PHP
Role in this project:Back-end Developer
Back-end DeveloperContributions:7 commits in 1 year 5 months
Contributions summary:Zbigniew's contributions primarily focused on improving the version parsing logic within the Composer dependency manager. They made code changes to the `VersionParser` class, including improvements related to handling and formatting version strings. Furthermore, they corrected issues with the GitExcludeFilter and implemented unit tests for exception handling related to JSON validation. The user also performed code cleanup tasks, such as removing unnecessary dependencies and whitespace, improving overall code quality.
phppackage-managerdependency-managerpackagescomposer
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