Grzegorz Bera
CEO at Beezee Sp. z o.o.
West Pomeranian Voivodeship, Poland
Summary
🤩
Rockstar🎓
Top SchoolGrzegorz Bera is a software leader and CEO with 12 years of hands-on experience building web applications and leading a tech company from West Pomeranian Voivodeship, Poland. He began his career as a web developer and moved through software development roles before founding and running Beezee since 2013. Technically grounded in front-end engineering, he has contributed to the well-known Handsontable project, improving autocomplete, date handling, and Excel paste behavior in a production-grade JavaScript data grid. His background combines a Master’s in Computer Science with practical product delivery across startups and tech parks, giving him both academic rigour and operational experience. Colleagues describe him as a pragmatic problem-solver who focuses on subtle UX edge cases that improve developer and end-user workflows.
11 years of coding experience
4 years of employment as a software developer
Master of science, Computer Science, Master of science, Computer Science at West Pomeranian University of Technology in Szczecin
Github Skills (4)
datagrid10
javascript10
html9
css9
Programming languages (3)
Github contributions (5)
handsontable/handsontable
Jun 2014 - Mar 2015
JavaScript Data Grid / Data Table with a Spreadsheet Look & Feel. Works with React, Angular, and Vue. Supported by the Handsontable team ⚡
Role in this project:
Front-end Developer
Front-end DeveloperContributions:61 commits, 9 pushes, 4 branches in 8 months
Contributions summary:Grzegorz primarily focused on improving and fixing bugs related to the autocomplete editor within the Handsontable JavaScript data grid. Their contributions involved implementing fixes, adding features, and addressing issues, particularly concerning the strict mode for autocomplete, cursor behavior during selection, and multi-select drop-down options within demo pages. Furthermore, the user addressed an issue related to pasting formatted data from Excel and introduced improvements to the date editor, adding features, and resolving bugs.
data-editingxlsxreact-gridreact-datatablevue
handsontable/handsontable-ruleJS
Sep 2014 - Apr 2015
Formula parser for Handsontable data grid using RuleJS library
Contributions:5 releases, 59 commits, 10 pushes in 7 months
formula-parserdata-gridhandsontablejavascriptparser
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