Jan Polák
Developer And PC Technician at JPC s.r.o.
Lysá nad Labem, Central Bohemia, Czechia
Summary
🤩
Rockstar🎓
Top SchoolJan Polák is a versatile developer and PC technician with 10 years of hands-on experience building web and backend systems, tooling, and telemetry platforms—often for high-pressure simracing teams where real-time data drives strategy. He designs maintainable, well-documented code (favoring Go and React) and has built end-to-end telemetry and scoring solutions used in endurance esports alongside professional racing teams. Comfortable from low-level performance and networking concerns to frontend UX, he also contributes to open-source projects such as refactoring core game systems and adding Discord rich presence to the popular Mindustry repo. Jan pairs practical IT skills—hundreds of repaired and deployed machines and customer-facing websites—with strong reverse-engineering and automated-testing experience, including fuzzing. He’s equally at home on the pitwall communicating strategy as he is shipping reliable backend services that turn telemetry into actionable insights.
10 years of coding experience
3 years of employment as a software developer
SPŠ Prosek
English, Czech, German
Github Skills (11)
javas10
game-development10
mindmap10
java10
resource-management9
mobile-game8
multiplatform7
rt7
apim6
api6
discord6
Programming languages (12)
Github contributions (5)
Anuken/Mindustry
Dec 2017 - Jan 2018
The automation tower defense RTS
Role in this project:
Back-end Developer
Back-end DeveloperContributions:6 commits, 4 PRs, 1 branch in 5 days
Contributions summary:Jan primarily focused on refactoring the game's core systems by changing `Liquid` and `Item` from enums to classes. This involved modifying several files related to resource management, block definitions, and game save/load functionality. Additionally, the user integrated Discord rich presence, providing basic game state updates to Discord. These changes suggest a focus on improving the game's architecture and enhancing the player experience through integration with external services.
automationgamejavamultiplatformtower-defense
kepano/flexoki-neovim
Oct 2023 - Aug 2025
Flexoki color scheme for Neovim
Contributions:3 PRs, 6 pushes, 18 comments in 1 year 10 months
neovimcolor-schemevim
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