Sebastian Kaczmarek
Fullstack Developer Team Leader at Material Design for Bootstrap
Warsaw Metropolitan Area Poland
Summary
🤩
Rockstar🎓
Top SchoolSebastian Kaczmarek is a Fullstack Developer and Team Leader with 10 years of experience building and supervising web products from frontend Angular apps to NodeJS backends and JVM/Scala services. At Material Design for Bootstrap he leads multiple projects—including an in-browser live-preview editor, a CLI, and a marketing automation platform—while handling code reviews, sprint planning and production server administration. He contributes to open source (notably enhancements to Microsoft's experimental Bosque language core lists) and improves developer experience through documentation and UI refinements. An efficiency-driven engineer and avid debugger, he optimizes workflows and champions knowledge sharing across teams. Based in Warsaw, he pairs practical fullstack execution with a curiosity for science, AI and machine learning that informs his technical direction.
9 years of coding experience
1 year of employment as a software developer
Polsko-Japońska Wyższa Szkoła Technik Komputerowych w WarszawieTechnik Informatyk, Technik Informatyk at Zespół Szkół nr 1 im. Kazimierza Wielkiego w Mińsku Mazowieckim
Polish, English
Stackoverflow
8,425reputation
384kreached
370answers
11questions
javascript
top-1%
Github Skills (21)
structures10
struct10
javascript10
lists10
css10
data-structure10
html10
data-structures10
mdbootstrap10
documentation10
testing9
jquery9
content-type9
nodejs9
react8
Programming languages (9)
Github contributions (5)
mdbootstrap/mdb-docs-and-content
Jul 2019 - May 2022
Content of the mdbootstrap.com website
Role in this project:
Front-end Developer
Front-end DeveloperContributions:4 reviews, 84 commits, 12 PRs in 2 years 11 months
Contributions summary:Sebastian primarily contributed to the documentation and content of the mdbootstrap.com website, specifically focusing on updating and refining the documentation for jQuery, React, and Vue components. The changes include updates to the documentation of search forms and various navigation elements, indicating a focus on improving the user experience and usability of the existing documentation. The contributions involve modifications to HTML, CSS, and JavaScript code snippets used in the documentation.
hugomdbootstrap
microsoft/BosqueLanguage
Apr 2019 - Mar 2021
The Bosque programming language is an experiment in regularized design for a machine assisted rapid and reliable software development lifecycle.
Role in this project:Back-end Developer
Back-end DeveloperContributions:15 commits, 8 PRs, 14 comments in 1 year 10 months
Contributions summary:Sebastian primarily focused on enhancing the functionality of the Bosque programming language's core list data structure. Their contributions include the implementation of methods such as `findLast`, `tryFindLast`, `fill`, and the removal of `except`. They also addressed a typo in a description and added basic tests for the newly implemented list methods. These changes required modifications to the interpreter built-ins, core collections, and test files.
development-lifecyclelifecyclereliablecompilerassisted
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