Michał Filipiec
Javascript Developer at Black Label
Poland
Summary
🤩
RockstarMichał Filipiec is a JavaScript developer based in Poland with seven years of hands-on experience building and refining front-end features. He contributes to well-known open-source projects like Highcharts, where he’s fixed critical bugs, improved documentation, and added tests to prevent regressions in chart behavior. Comfortable navigating complex UI edge cases—such as negative tick intervals and data grouping—he brings a pragmatic, detail-oriented approach to stability and developer experience. Michał’s work shows a preference for practical fixes that increase robustness and clarity for other engineers. He combines steady maintenance skills with a willingness to dig into tests and docs, making him a reliable contributor on production-grade front-end codebases.
7 years of coding experience
Stackoverflow
1,411reputation
5kreached
116answers
0questions
highcharts
top-5%
Github Skills (14)
unit-testing10
typescript10
javascript10
typescripts10
highcharts10
typescript-types10
accessibility8
html6
css6
browser6
electron-builder6
angular6
react-highcharts6
react6
Programming languages (3)
Github contributions (5)
highcharts/highcharts
Aug 2021 - Aug 2022
Highcharts JS, the JavaScript charting framework
Role in this project:
Front-end Developer
Front-end DeveloperContributions:1 review, 29 commits, 14 PRs in 11 months
Contributions summary:Michał primarily contributed to fixing bugs and improving the documentation related to the Highcharts JavaScript charting framework. They addressed issues such as negative tickInterval values causing chart crashes and replaced broken links in the documentation. The user also added a test case to ensure an image could be added without optional parameters and addressed issues related to data grouping and drag handles.
chartinghighchartsjavascriptjs
mfilipiec/spacex
Feb 2019 - Oct 2020
Contributions:12 pushes in 1 year 8 months
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