Rafal Kasa
CTO Member Of Board at MAK IT Sp. z o.o.
Warsaw, Masovian Voivodeship, Poland
Summary
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RockstarRafal Kasa is a seasoned technology leader and CTO with over two decades of hands-on software experience and more than a decade in senior technical and management roles across insurance and financial services. Based in Warsaw, he blends deep system architecture and backend development skills with pragmatic delivery practices—building CI/CD and DevOps pipelines while leading distributed teams across CEE, Western Europe and the US. He has led migrations of large policy databases, designed quotation and tariff engines, and optimized high-throughput transaction systems for companies like Aon and MoneyGram. A lifelong programmer who wrote his first code on a C64 at age 11, Rafal remains an active contributor to open-source tooling (notably enhancements to the SchemaSpy project) and prioritizes clean, production-ready solutions. Colleagues value his mix of technical rigor, client-facing communication, and ability to translate complex business requirements into robust software.
10 years of coding experience
14 years of employment as a software developer
English, Polish
Stackoverflow
1,913reputation
1.2mreached
27answers
0questions
pytest
top-5%
html
top-5%
whitespace
top-5%
testing
top-5%
Github Skills (22)
databases10
java10
javas10
documentation10
database10
testing9
javascript9
pytest9
datatable9
datatables9
html9
whitespace9
mustache8
schemaspy6
linebreak6
Programming languages (10)
Github contributions (5)
schemaspy/schemaspy
Jun 2016 - Sep 2022
Database documentation built easy
Role in this project:
Back-end Developer
Back-end DeveloperContributions:9 releases, 2 reviews, 356 commits in 6 years 3 months
Contributions summary:Rafal's commits primarily focused on enhancing the SchemaSpy tool. The changes involved modifications to the HtmlComponentPage, layout files (container.html, components.html, components.js) and supporting Java files. The user implemented features related to components listing, potentially database schema documentation and HTML layout improvements. Further changes included refactoring package names and improving data table export options.
databaseschemaspyjavadatabase-schemasdatabase-diagrams
schemaspy/schemaspy.github.io
Jul 2016 - Aug 2018
SchemaSpy webpage
Contributions:41 commits, 2 PRs, 41 pushes in 2 years
schemaspydatabase
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