Szymon Masłowski
Senior Software Engineer at Input Output (IOHK)
Cracow Metropolitan Area Poland
Summary
🤩
Rockstar🎓
Top SchoolSzymon Masłowski is a Senior Software Engineer based in the Cracow metropolitan area with 11 years of experience building full-stack and front-end systems across startups and established teams. He currently contributes at IOHK/Lace, applying deep JavaScript and UI skills to blockchain-facing products and wallets. His open-source work includes front-end improvements to Daedalus, enhancing sync UX, diagnostics and theming for a widely used ADA wallet—showing attention to both user experience and low-level application state. Prior roles span senior engineering positions at Cogniflare, OpenX, Nauto and Grand Parade, evidencing broad domain experience from adtech to automotive and fintech. Comfortable shipping production features and refining UX details, he combines hands-on coding with a pragmatic, product-minded approach. Trained in computer science at Politechnika Krakowska, he blends engineering rigor with a knack for polishing the user-facing side of complex distributed systems.
11 years of coding experience
7 years of employment as a software developer
Inżynier (Inż.) Computer Science, Inżynier (Inż.) Computer Science at Politechnika Krakowska im. Tadeusza Kościuszki
Polish, English
Github Skills (11)
javascript10
user-interface10
react10
customisation9
custom-theme9
customizer9
ux-design8
user-experience8
typescripts3
typescript3
typescript-types3
Programming languages (3)
Github contributions (5)
input-output-hk/daedalus
Jan 2022 - Oct 2022
The open source cryptocurrency wallet for ada, built to grow with the community
Role in this project:
Front-end Developer
Front-end DeveloperContributions:165 reviews, 117 commits, 44 PRs in 9 months
Contributions summary:Szymon primarily contributed to the Daedalus wallet's user interface, focusing on improving the loading screen and application menu. They updated messages related to blockchain syncing and its progress, showing involvement with the user experience during blockchain synchronization. The user collaborated on unifying CPU information display within diagnostics and enhancing the logic for updating menus. They also made several changes to the application's themes, adjusting the colors of various UI elements within the staking redeem rewards dialogs.
cryptocurrency
szymonmaslowski/snippets
Mar 2020 - Aug 2024
A monorepo of many various and rather unrelated code snippets, small applications or commands - in general useful things.
Contributions:9 PRs, 29 pushes, 16 branches in 4 years 5 months
monorepo
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