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Vitalii Pustovyi

PROFILE

Vitalii Pustovyi

Over ten months, contributed to the internet-identity-labs/nfid-wallet-client by building and refining a multi-network cryptocurrency wallet with robust token, NFT, and staking management. Leveraging React, TypeScript, and Node.js, delivered features such as Bitcoin, Ethereum, and ckETH integration, unified ERC-20 token handling, and WalletConnect support. Enhanced user experience through dark mode, address book management, and portfolio refresh actions, while improving security with permission controls and authentication upgrades. Addressed reliability by fixing transaction, UI, and network issues, and optimized performance with caching and memoization. The work emphasized scalable architecture, cross-chain readiness, and production deployment for secure, user-friendly asset management.

Overall Statistics

Feature vs Bugs

83%Features

Repository Contributions

139Total
Bugs
8
Commits
139
Features
39
Lines of code
46,505
Activity Months10

Your Network

4 people

Work History

April 2026

5 Commits • 2 Features

Apr 1, 2026

April 2026 — internet-identity-labs/nfid-wallet-client: Delivered core UI enhancements and transaction flow improvements for testnet readiness and cross-chain readiness, paired with a suite of bug fixes to enhance reliability and user experience. Focus areas: dark-themed wallet UI, Sepolia/CKETH conversions, SepoliaETH transaction reflection, and robust input/permission/NFT/ckBTC address handling.

March 2026

19 Commits • 7 Features

Mar 1, 2026

March 2026 monthly summary for internet-identity-labs/nfid-wallet-client focused on delivering multi-network asset management, enhanced onboarding, and performance improvements to accelerate user adoption and reliability. Key features delivered: - Internet Identity Sign-Up Authentication: Added Internet Identity as a sign-up option and updated the authentication flow to support this method, expanding onboarding options. (Commit: 606a4279372f8b8cc3aeec9d656b8d5a60cadc51) - Portfolio Data Refresh and View-Only Mode: Introduced a dedicated refresh action for Tokens, NFTs, Staking, and Activity, and added a secure View-Only mode to view assets and activity without full account access. (Commits: c73eb419a1a368aa0a579a031453427d13710f94; 6e0e427b6625b2e6ad5ef35b5773cfda1636ea63) - Multi-Network Token and NFT Support: Enabled management and interaction with tokens and NFTs across multiple test networks and layers, including testnet token lists, transfers, and network-specific features. (Commits: cffb548ec3943c68ef004db5b34227e92833e9ad; ca761ea908c539703e66741064e6209865343a83; 5a853ed8c3b75ed197099cbe632f7164ff464020; c318dd7c23b866033a7d37a24a790e207153c4f7; 8bcaf9034b17a71003c25c4e6db309eee53b201b; e378cee886dc300baa542c1c33ce3a1969bc187c) - Token Allowances and Permissions Management: Improved user control over token allowances and permissions, including updating allowances and revoking permissions, and wallet-connect allowances screen. (Commits: ee233f01f590fcaec5ffedcd5a26b4456eb46fbc; 99b6930b87a39e594bcdc19e63902b35a9915911) - Transaction and Activity Notes: Added contextual notes to transactions and activities, including a NoteIcon and tooltips for readability and context. (Commits: 839b55a1e9485a2da186598c33812b97d13537e8; f78e5ec16ab27099e716f53f1acac05a043c9c63) - Discovery and Performance Enhancements: Improved discovery experience and UI performance with caching and memoization to reduce re-renders and speed up loading. (Commits: eff0158d7d069baf059e304bf2ecd714647bb143; e49ed8897cb1c15a99cf7fbe872bef7f672264d9) - WalletConnect Enhancements: Improved WalletConnect experience with error handling for unsupported chains and smoother connection flow. (Commit: 4de9278201f7dde3f44e2c569a55bdcaa7df560f) - Internal Quality Improvements and UI Cleanup: Codebase refinements including internal logging improvements and UI cleanup to reduce noise and streamline components. (Commits: 8830ff7d65a2e7d756e5093ba191b76a0dc75bb6; 3991f06182e4d1b33bf49d288d6343faabc17046) Major bugs fixed: - NFT details fixed and associated UI issues addressed. (Commit: e378cee886dc300baa542c1c33ce3a1969bc187c) - Unnecessary console errors cleaned up to improve developer and user experience. (Commit: 8830ff7d65a2e7d756e5093ba191b76a0dc75bb6) - Infura Too Many Requests scenario resolved to improve reliability of network calls. (Commit: 778c5c3ae57dd8b2ef16200e98299ce4fa8f89f9) Overall impact and accomplishments: - Accelerated onboarding with Internet Identity, enabling a broader user base to create accounts quickly and securely. - Significantly improved asset visibility and control via portfolio data refresh and a secure view-only mode, reducing risk while preserving usability. - Enabled robust cross-network experimentation and deployment readiness with multi-network token/NFT support and testnet readiness across networks and layers. - Strengthened security and user control with enhanced token allowances and wallet-connect flows, while delivering contextual transaction notes for better readability and auditing. - Improved performance and developer experience through discovery optimizations, UI cleanup, and reduced console noise, contributing to faster loads and easier maintenance. Technologies/skills demonstrated: - Frontend/UX development across multi-network contexts, with focus on onboarding, asset management, and view-only modes. - Integration with WalletConnect workflows and error handling across chains. - Performance optimization through memoization and caching, reducing re-renders and loading times. - Testing readiness across testnets, including EVM NFT support and test token lists. - Code quality improvements, logging, and UI cleanup to sustain maintainability and reliability.

January 2026

11 Commits • 4 Features

Jan 1, 2026

January 2026 highlights delivering customer-facing UX improvements, stability enhancements, and production-ready deployment for nfid-wallet-client. Highlights: - Activity & Send UI enhancements: Added network indicators and per-network asset displays, integrated address book for sending, and enabled contact-name display on transactions. - WalletConnect UX improvements: Introduced custom RPC screens to streamline connection approvals and transaction signing. - Tokens & Wallet UI stability: Improved token status visibility across desktop/mobile, preserved wallet state during authentication, added a visible Wallet button, enhanced NFT USD balance display, and optimized token loading for snappier UI. - Ethereum Mainnet deployment: Migrated from Sepolia to Ethereum Mainnet with Dockerfile adjustments to support Yarn-based builds, increasing production readiness. - Bug fixes & polish: Address Book & EVM token selection UI/UX fixes; ERC20 transfer robustness improvements; pre-release UI polish to reduce edge-case issues. Overall impact: Reduced user friction in sending assets, improved reliability of transfers, and accelerated production readiness for live mainnet usage. Demonstrated skills in frontend React/TypeScript UX, WalletConnect integration, EVM token handling, NFT balance presentation, and DevOps practices for production deployments.

December 2025

9 Commits • 2 Features

Dec 1, 2025

Month: 2025-12. This monthly summary highlights the nfid-wallet-client work focused on delivering a seamless multi-network token experience, improving token management across ERC-20 tokens and native assets, and strengthening contact management through an Address Book. Highlights include UI/UX enhancements, network filtering, token discovery and scanning improvements, and a robust address-book CRUD flow. A critical bug related to missing ERC-20 token addresses was resolved to improve transaction reliability and user trust. Overall, investments this month enhanced cross-network usability, reduced user friction, and strengthened core token operations for better business value.

November 2025

14 Commits • 3 Features

Nov 1, 2025

Monthly Summary – 2025-11 | internet-identity-labs/nfid-wallet-client Overview: In November, the wallet client delivered security-forward permission management, UX refinements for token display and transactions, and strengthened authentication mechanisms. These efforts improved security posture, reduced user friction, and laid groundwork for scalable token-based features. Key features delivered: - Token Permissions Management: introduced a dedicated screen to view and revoke token permissions, added a Revoke All capability, and addressed edge-case ICP permission removal. Commit highlights include Implement Permissions Screen (sc-18802) [#2946], Implement Revoke All feature (sc-18837) [#2951], and ICP permission removal fix (sc-18866) [#2956]. - Wallet UX/Token Display and Fee Improvements: refined send modal UX, corrected icons, improved mobile balance display, extended Tokens Screen with native tokens, and updated token handling logic to improve correctness. Commit highlights include Send Modal Optimization (sc-18782) [#2940], Icon fix for Chrome (sc-18760) [#2944], Mobile balance alignment (sc-18755) [#2960], Native tokens extension (sc-18813) [#2961], and Token handling logic update (sc-18836) [#2953]. - Authentication and Security Enhancements: upgraded passkey libraries, addressed UI inconsistencies, and added/verified magic-link error handling with tests to improve reliability and security. Commit highlights include Update passkey libraries (sc-18783) [#2941], Chrome icon UI fix (sc-18760) [#2954], dark font error UI fix (sc-18801) [#2945], and magic-link error window tests (sc-2964, sc-2965) including test-related changes (sc-2967) [#2964-2967]. Impact and business value: - Strengthened security posture with modern authentication standards and robust error handling. - Clearer permission governance reduces risk and improves user trust. - Enhanced user experience and token ecosystem readiness, including native tokens, which supports broader adoption and monetization scenarios. - Reduced support incidents through improved UI consistency and token handling reliability. Technologies and skills demonstrated: - Front-end UI/UX delivery (permissions screen, tokens screen, send modal) - Security and authentication hardening (passkeys, magic links, error handling) - Token management and native-token integration - Testing and reliability improvements (magic-link error handling tests) Focus: business value, security, usability, and scalable token capabilities.

October 2025

9 Commits • 5 Features

Oct 1, 2025

October 2025 monthly performance summary for internet-identity-labs/nfid-wallet-client. Focused on reliability, performance, and UX improvements across Ethereum integration, token management, and UI polish. Key outcomes include multiple feature deliveries, UX enhancements, and a critical bug fix that reduced post-login crashes. Business impact: improved wallet reliability, faster user actions, clearer feedback during sensitive flows, and a foundation for scalable token management.

September 2025

19 Commits • 6 Features

Sep 1, 2025

September 2025: nfid-wallet-client delivered major frontend enhancements and reliability improvements across authentication, fee calculation, address management, and UI polish. The work focused on business value: transparent transaction costs, robust sign-in with Internet Identity, stable wallet flows, and a polished user experience.

August 2025

15 Commits • 3 Features

Aug 1, 2025

August 2025 monthly summary for internet-identity-labs/nfid-wallet-client: Delivered major feature set enabling ETH and ckETH support, polished dark mode UX, and improved identity/staking data handling. These efforts increased cross-chain capability, user engagement, and data freshness while stabilizing the build and deployment process.

July 2025

18 Commits • 3 Features

Jul 1, 2025

July 2025 – nfid-wallet-client: Focused on improving balance accuracy, reliability of BTC flows, staking UX, and input validation to boost user confidence and business value. Key outcomes include integrated staked token balances, updated loading states, robust BTC transaction handling with accurate fee recalculation, and a refined staking experience with correct neuron state and dissolve handling. Also delivered token conversion validation and ensured token scanning remains reliable when modal state changes. The work reduced user friction, improved data integrity, and strengthened wallet reliability across core flows.

June 2025

20 Commits • 4 Features

Jun 1, 2025

June 2025 monthly summary for internet-identity-labs/nfid-wallet-client. Delivered substantial BTC/ckBTC integration across Tokens, Wallet, and Swap, launched NFID Wallet staking, and rolled out UI improvements and cleanup to reduce risk and improve onboarding. The month focused on delivering new asset support, enhancing UX, and laying groundwork for future DeFi features while stabilizing the product.

Activity

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Quality Metrics

Correctness85.2%
Maintainability83.0%
Architecture79.8%
Performance80.4%
AI Usage27.0%

Skills & Technologies

Programming Languages

CSSDockerfileHTMLJavaScriptReactSVGTypeScripttsx

Technical Skills

API IntegrationAPI integrationAsynchronous ProgrammingAuthenticationBitcoin IntegrationBlockchain IntegrationCKETHCSSCachingCode RefactoringComponent RefactoringConfigurationContext APICryptocurrency WalletsCucumber

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

internet-identity-labs/nfid-wallet-client

Jun 2025 Apr 2026
10 Months active

Languages Used

CSSHTMLJavaScriptReactSVGTypeScripttsxDockerfile

Technical Skills

API IntegrationAuthenticationBitcoin IntegrationCucumberEnvironment ConfigurationFront End Development