Michal Zietalak is a software engineer with six years of experience building full‑stack web and blockchain tooling from Koszalin, Poland. Currently at Archblock (formerly TrustToken), he focuses on front‑end UX and full‑stack features for decentralized finance products, and has contributed UI and bounty workflow improvements to the prominent polkadot-js/apps repository. He has a strong practical background in mechatronics and robotics from Politechnika Koszalińska, bringing a systems‑level mindset to software design and testing. Michal’s open‑source work on frameworks like useDApp shows he balances core architecture, documentation and tests, and he often moves between styling/detail work and deeper functional changes. Colleagues describe him as someone who bridges hardware-rooted precision with user-facing polish, consistently improving both developer and end‑user experiences.
6 years of coding experience
2 years of employment as a software developer
Magister inżynier (Mgr inż.), Mechatronics, Robotics, and Automation Engineering, Magister inżynier (Mgr inż.), Mechatronics, Robotics, and Automation Engineering at Politechnika Koszalińska
Framework for rapid Dapp development. Simple. Robust. Extendable. Testable
Role in this project:
Full-stack Developer
Contributions:10 reviews, 6 commits, 10 PRs in 2 years
Contributions summary:Michal contributed significantly to the `usedapp` framework, focusing on both the core functionality and documentation. They implemented new features like currency models and updated documentation. Furthermore, the user added tests, refactored and improved existing components, and updated the project dependencies, demonstrating a broad understanding of the project's architecture.
Basic Polkadot/Substrate UI for interacting with a Polkadot and Substrate node. This is the main user-facing application, allowing access to all features available on Substrate chains.
Role in this project:
Front-end Developer
Contributions:81 reviews, 41 commits, 41 PRs in 10 months
Contributions summary:Michal primarily contributed to the user interface of the Polkadot/Substrate UI, focusing on component styling and functionality. Their work included aligning account names with the "Nunito Sans" font, adding a maximum width to content, and modifying margins within the main content area. The user also improved the display of bounties, added a create bounty modal, and added validation for bounty proposals. Additionally, the user worked on styling and implementing tooltips for bounty status.
polkadotsubstratepolkadot-jsuiblockchain
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