Anton Stavnichiy
iOS Developer at horizontalsystems
Summary
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RockstarAnton Stavnichiy is an experienced iOS developer with a decade of hands-on experience building and hardening mobile applications. He contributes to notable open-source projects like Unstoppable Wallet, focusing on payment and blockchain features where he improves error handling, fee calculations, and transaction UI for multi-chain wallets. Comfortable refactoring legacy code and updating dependencies, he balances frontend polish with pragmatic backend fixes that reduce user friction. Based in Kyrgyzstan, Anton brings steady delivery and attention to edge cases that matter in financial apps, such as clearer error messaging and robust fee logic. His work reflects a preference for shipping reliable, user-focused improvements in complex, security-sensitive domains.
10 years of coding experience
Github Skills (7)
swift10
error-handling10
ios10
ui-design9
front-end-development9
uid9
json4
Programming languages (6)
Github contributions (5)
horizontalsystems/unstoppable-wallet-ios
Jul 2018 - Jan 2023
Multi-wallet for Bitcoin, Ethereum, Binance Smart Chain and other emerging blockchains. Non-custodial storage, decentralized exchange, and extensive analytics for thousands of tokens and NFTs. Implemented on Swift.
Role in this project:
Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:1 release, 1415 reviews, 837 commits in 4 years 7 months
Contributions summary:Anton's commits focus on debugging and improving error handling within the iOS application. Their work includes updating and fixing fee-related errors and creating more user-friendly error messages. They also implemented UI improvements related to coin selections and the presentation of transaction details within the app, as well as refactoring the code base and updating external libraries.
exchangetokenscrypto-sdkethereumwallet
horizontalsystems/open-ssl-kit-ios
Dec 2019 - Apr 2022
Contributions:1 release, 15 commits, 6 PRs in 2 years 4 months
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