Piotr Bączek is a seasoned full-stack PHP and Angular developer with 13 years of experience and over a decade of hands-on work building web applications, APIs, and integration with banking systems. As CEO of Piotr Bączek IT Solutions, he combines technical leadership with product delivery, having led teams, negotiated B2B technical requirements, and owned end-to-end projects from identity verification flows to fleet-tracking platforms. His open-source contributions include security-focused auth enhancements to the Koseven PHP framework (Bcrypt/sha256 hashing and autologin), reflecting a strong emphasis on secure, maintainable backend design. Comfortable across the stack, he’s delivered real-time features (websockets, push notifications), mapping integrations and scalable API integrations for finance and logistics clients. Based in Elbląg, Poland, he pairs formal computer science training with a practical track record of turning complex integrations into production-ready systems.
13 years of coding experience
6 years of employment as a software developer
Engineer's degree Database design and application software, Engineer's degree Database design and application software at State Higher Vocational School in Elblag
Master of Science (M.Sc.) IT, Master of Science (M.Sc.) IT at Gdańsk University of Technology
Contributions:60 commits, 26 PRs, 9 pushes in 1 year 11 months
Contributions summary:Piotr contributed significantly to the authentication and authorization aspects of the Koseven framework, implementing Bcrypt-based password hashing and autologin functionalities. Their work involved modifying core files, including classes related to authentication and user tokens, as well as updating configuration files. They also addressed code styling and security concerns by migrating to sha256 hashing and updating the URL structure for subdomain support.
Contributions:2 releases, 7 pushes, 2 tags in 2 years
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