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Best music for coding is a classic trumpet
Best music for coding is a classic trumpet


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Piotr Kowalski — @piecioshka

👋 Hi! I'm a developer living in Warsaw, Poland. I started working in 2008. I love Open Source 💚 On my GitHub profile, you can find a lot of utility projects. Currently, I am working in Sumo Logic as a Senior Engineer.

What do I like about "software engineering"?

  • 🛁 Clean Code
  • 🔧 Tests
  • 📔 Design Patterns
  • Performance
  • 🔐 Security

Get in touch 📫


  1. 🔨 Lightweight and simple data table with no dependencies

    JavaScript 166 12

  2. vanilla.js Public

    🌴 The most famous JavaScript framework.

    67 10

  3. 🔨 Lightweight and simple interpretation of popular event management / aggregation

    JavaScript 23 4

  4. 📘 Guide through Design Patterns (in JavaScript).

    HTML 20 5

  5. 💻 macOS desktop app: Notify about battery health.

    JavaScript 11 1

  6. 🔨 ESLint configuration of my style. Defined all rules.

    JavaScript 7

2,212 contributions in the last year

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Contribution activity

October 1, 2022

piecioshka has no activity yet for this period.

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