Koniverse/SubWallet-Extension
Jan 2025 – Sep 2025
9 Months active
Languages Used
CSSJavaScriptReactTypeScriptJSONtsxYAMLMJS
Technical Skills
API DesignAPI IntegrationBackend DevelopmentBlockchainCode RenamingEVM
Frenkie Nguyen
PROFILE
Frenkie Nguyen
During nine months on the Koniverse/SubWallet-Extension repository, Tien Dung Nguyen engineered robust multi-chain wallet features, focusing on Bitcoin integration, transaction fee workflows, and cross-network token management. He refactored wallet initialization and token activation logic, implemented EVM and Substrate fee handling, and enhanced UI/UX for transaction reliability and clarity. Using TypeScript, React, and Node.js, he improved automation, localization, and error handling, while maintaining code quality through rigorous linting and CI/CD practices. His work addressed edge cases in UTXO management, streamlined onboarding, and reduced user errors, resulting in a more maintainable, scalable, and user-friendly extension for diverse blockchain assets.
Overall Statistics
Feature vs Bugs
73%Features
Repository Contributions
282Total
Bugs
33
Commits
282
Features
90
Lines of code
119,576
Activity Months9
Your Network
14 people
Work History
September 2025
6 Commits • 3 Features
Sep 1, 2025September 2025 monthly summary for Koniverse/SubWallet-Extension: Delivered key UX improvements, ensuring safer and clearer transaction flows, along with UI polish and localization enhancements. Focused on reducing user errors in transactions, improving accessibility of features across networks, and strengthening overall user experience.
6 Commits • 3 Features
Sep 1, 2025September 2025 monthly summary for Koniverse/SubWallet-Extension: Delivered key UX improvements, ensuring safer and clearer transaction flows, along with UI polish and localization enhancements. Focused on reducing user errors in transactions, improving accessibility of features across networks, and strengthening overall user experience.
September 2025
August 2025
31 Commits • 10 Features
Aug 1, 2025August 2025 Performance Summary (Koniverse/SubWallet-Extension) Key features delivered: - Content Refactor and Update: Refactored content handling to improve performance and maintainability (commit d25d3b7866978d320292e07cbf579e06ac74cfdb). - Transaction Fee UI/UX improvements: Implemented new design for the transaction fee UI, disabled Transfer when estimated fee is unavailable, and enhanced maxFee handling with default initialization and slow option recalculation (commits: a6f538f90b37..., ef74bf5d0731..., 75792e4f32ce...). - Fee logic enhancements and cleanup: Refined validators to run only for EVM EIP-1559, fixed invalid BigNumberish handling, and refactored common maxFee logic with improved condition validation and log removal (commits: ac544509af86..., 20dfa19d07ce...). Also continued refactor for fee logic reuse and cleanup (commits: 365a4ba48d8f9b5..., d5f38edc652c...). - Localization and translation updates: Completed i18n fixes and rolled out translation files across extension, webapp, and mobile (commits: 5869993b30..., 0ca3fe5fbfc8..., 22a09031d88b..., 9112a9897002...). - UX improvements and reliability fixes in Extension: Added UX improvements for phishing detection, addressed edge cases like auto-select default pool in All accounts mode, and refined fee editing flow for cross-chain scenarios (commits: 0df177d9ff68..., 6848898b7e8a..., b70776b0e527..., 4d3844f466b8..., f9b646707687...). Major bugs fixed: - Fee validators now run only for EVM EIP-1559; fixed invalid BigNumberish handling for maxFee (commits: ac544509af86..., 20dfa19d07ce...). - Substrate: fixed max transferable subscription by passing transferAll flag (commit 54724806e238...). - Transfer amount display bug fixed; stabilized isDataReady and max handling (commits: effcc200ef06..., ab43af0de71a..., 2ed5dad3ee87...). - Extension: Do not auto-select default pool in All accounts mode (commit 6848898b7e8a...). - Extension: Auto-add suffix error bug fixed (commit 160f9c098dca...). Impact and accomplishments: - Improved usability and reliability across multi-network transfers with safer fee estimation and clearer UI, reducing user errors and support inquiries. - Stronger localization coverage ensuring consistent user experience across languages. - More maintainable codebase through consistent refactors and shared fee logic, accelerating future enhancements. Technologies/skills demonstrated: - TypeScript/React UI refactoring and design-aligned UI/UX improvements - Ethereum EVM/EIP-1559 fee logic and validation patterns - Substrate substrate-fee integration edge-case handling - Internationalization (i18n) and translation workflows across multiple platforms - Robust testing and regression awareness through targeted bug fixes and feature toggles
August 2025
31 Commits • 10 Features
Aug 1, 2025August 2025 Performance Summary (Koniverse/SubWallet-Extension) Key features delivered: - Content Refactor and Update: Refactored content handling to improve performance and maintainability (commit d25d3b7866978d320292e07cbf579e06ac74cfdb). - Transaction Fee UI/UX improvements: Implemented new design for the transaction fee UI, disabled Transfer when estimated fee is unavailable, and enhanced maxFee handling with default initialization and slow option recalculation (commits: a6f538f90b37..., ef74bf5d0731..., 75792e4f32ce...). - Fee logic enhancements and cleanup: Refined validators to run only for EVM EIP-1559, fixed invalid BigNumberish handling, and refactored common maxFee logic with improved condition validation and log removal (commits: ac544509af86..., 20dfa19d07ce...). Also continued refactor for fee logic reuse and cleanup (commits: 365a4ba48d8f9b5..., d5f38edc652c...). - Localization and translation updates: Completed i18n fixes and rolled out translation files across extension, webapp, and mobile (commits: 5869993b30..., 0ca3fe5fbfc8..., 22a09031d88b..., 9112a9897002...). - UX improvements and reliability fixes in Extension: Added UX improvements for phishing detection, addressed edge cases like auto-select default pool in All accounts mode, and refined fee editing flow for cross-chain scenarios (commits: 0df177d9ff68..., 6848898b7e8a..., b70776b0e527..., 4d3844f466b8..., f9b646707687...). Major bugs fixed: - Fee validators now run only for EVM EIP-1559; fixed invalid BigNumberish handling for maxFee (commits: ac544509af86..., 20dfa19d07ce...). - Substrate: fixed max transferable subscription by passing transferAll flag (commit 54724806e238...). - Transfer amount display bug fixed; stabilized isDataReady and max handling (commits: effcc200ef06..., ab43af0de71a..., 2ed5dad3ee87...). - Extension: Do not auto-select default pool in All accounts mode (commit 6848898b7e8a...). - Extension: Auto-add suffix error bug fixed (commit 160f9c098dca...). Impact and accomplishments: - Improved usability and reliability across multi-network transfers with safer fee estimation and clearer UI, reducing user errors and support inquiries. - Stronger localization coverage ensuring consistent user experience across languages. - More maintainable codebase through consistent refactors and shared fee logic, accelerating future enhancements. Technologies/skills demonstrated: - TypeScript/React UI refactoring and design-aligned UI/UX improvements - Ethereum EVM/EIP-1559 fee logic and validation patterns - Substrate substrate-fee integration edge-case handling - Internationalization (i18n) and translation workflows across multiple platforms - Robust testing and regression awareness through targeted bug fixes and feature toggles
July 2025
29 Commits • 3 Features
Jul 1, 2025July 2025: Koniverse/SubWallet-Extension focused on delivering automation, i18n reliability, and code quality to drive business value, stability, and faster go-to-market. Key automation delivered via the Key Replacement Automation Tool integration (scripts/config updated to enable automated key replacement). Internationalization improvements spanned exception handling, translation pipeline refinements, and post-merge translation updates for WebApp/WebRunner, with iterative build cycles to quantify i18n processing needs. Extensive code quality and CI readiness work achieved through ESLint fixes and lint script adjustments to ensure CI pass. Addressed critical extension bugs related to EVM custom fees and network/RPC compatibility, along with strengthened exception handling across affected modules to improve end-user reliability.
29 Commits • 3 Features
Jul 1, 2025July 2025: Koniverse/SubWallet-Extension focused on delivering automation, i18n reliability, and code quality to drive business value, stability, and faster go-to-market. Key automation delivered via the Key Replacement Automation Tool integration (scripts/config updated to enable automated key replacement). Internationalization improvements spanned exception handling, translation pipeline refinements, and post-merge translation updates for WebApp/WebRunner, with iterative build cycles to quantify i18n processing needs. Extensive code quality and CI readiness work achieved through ESLint fixes and lint script adjustments to ensure CI pass. Addressed critical extension bugs related to EVM custom fees and network/RPC compatibility, along with strengthened exception handling across affected modules to improve end-user reliability.
July 2025
June 2025
42 Commits • 16 Features
Jun 1, 2025June 2025 monthly summary for Koniverse/SubWallet-Extension: Focused delivery of BTC transfer UX improvements, history data fidelity, external API reliability, and development hygiene. The month yielded tangible business value through improved user-facing accuracy, increased reliability on testnet, and faster release cycles driven by automation and quality improvements.
June 2025
42 Commits • 16 Features
Jun 1, 2025June 2025 monthly summary for Koniverse/SubWallet-Extension: Focused delivery of BTC transfer UX improvements, history data fidelity, external API reliability, and development hygiene. The month yielded tangible business value through improved user-facing accuracy, increased reliability on testnet, and faster release cycles driven by automation and quality improvements.
May 2025
44 Commits • 10 Features
May 1, 2025May 2025 — Koniverse/SubWallet-Extension: Delivered a focused set of Bitcoin-centric features, reliability improvements, and UI/UX enhancements, alongside code quality and maintainability work. Key business value includes improved BTC transfer reliability (with BIP86 input support, Testnet handling, and subscribeMaxTransferable bypass), richer transaction history visibility, and clearer fee presentation, all while aligning the codebase with MasterAccount, autobuild processes, and lint standards to accelerate future delivery.
44 Commits • 10 Features
May 1, 2025May 2025 — Koniverse/SubWallet-Extension: Delivered a focused set of Bitcoin-centric features, reliability improvements, and UI/UX enhancements, alongside code quality and maintainability work. Key business value includes improved BTC transfer reliability (with BIP86 input support, Testnet handling, and subscribeMaxTransferable bypass), richer transaction history visibility, and clearer fee presentation, all while aligning the codebase with MasterAccount, autobuild processes, and lint standards to accelerate future delivery.
May 2025
April 2025
51 Commits • 21 Features
Apr 1, 2025April 2025 monthly performance summary for Koniverse/SubWallet-Extension. This period focused on expanding cross-asset capabilities (notably Bitcoin) while stabilizing the codebase and improving the developer experience. Key outcomes include a wallet initialization and token activation refactor, foundational Bitcoin support in the unified account, and mid-cycle quality improvements that reduce build issues and render-time problems. The initiatives collectively enhanced user onboarding, expanded asset coverage, and laid groundwork for scalable, secure crypto operations across the extension. Key deliverables and outcomes: - Wallet Initialization and Popular Token Activation Refactor (Issue-4023): streamlined wallet init flow, removed logs, and updated v2 logic, supported by four commits ([9cc60c5e..., b2553ec5..., 660e1901..., 7f986d6b...]). These changes reduce startup noise and improve activation reliability for popular tokens. - Bitcoin Support in New Unified Account and Token Enablement (Issue-4200): added Bitcoin support including pair type on account creation, address retrieval, eslint fixes, and enabling token logic, with a series of commits (e.g., 572e9ced..., 0b37883e..., 49d46021..., 9d5979b6..., 9924ae6d..., aceaf39a..., 623832..., 4a47fad8..., 4e375379..., 827dd5ee..., 4c3b1e0e...). This work broadens asset coverage and aligns with the roadmap for unified account usability across BTC assets. - Cardano seed phrase validation on import (Issue-4200): enhanced seed phrase validation to support Cardano imports, via commit ff0f32d5a0609c50abcc2b3f32e629b986981e65. Improves security and user trust during onboarding. - Unified account migration to support Bitcoin (Issue-4201): migrated the unified account to recognize and handle Bitcoin, enabling balance/token visibility as part of the BTC integration (commit 487725aac7bb35a8aa11b06946228fe05a4e7c3d). - Code quality and stability improvements: ongoing refactors and ESLint/build fixes to support Issue-4094 and related tasks (commits including f7e37536..., fa8e9d3e..., f476ba16..., ab4ef9cf...). These changes reduce runtime errors, improve maintainability, and ensure build reliability across the codebase.
April 2025
51 Commits • 21 Features
Apr 1, 2025April 2025 monthly performance summary for Koniverse/SubWallet-Extension. This period focused on expanding cross-asset capabilities (notably Bitcoin) while stabilizing the codebase and improving the developer experience. Key outcomes include a wallet initialization and token activation refactor, foundational Bitcoin support in the unified account, and mid-cycle quality improvements that reduce build issues and render-time problems. The initiatives collectively enhanced user onboarding, expanded asset coverage, and laid groundwork for scalable, secure crypto operations across the extension. Key deliverables and outcomes: - Wallet Initialization and Popular Token Activation Refactor (Issue-4023): streamlined wallet init flow, removed logs, and updated v2 logic, supported by four commits ([9cc60c5e..., b2553ec5..., 660e1901..., 7f986d6b...]). These changes reduce startup noise and improve activation reliability for popular tokens. - Bitcoin Support in New Unified Account and Token Enablement (Issue-4200): added Bitcoin support including pair type on account creation, address retrieval, eslint fixes, and enabling token logic, with a series of commits (e.g., 572e9ced..., 0b37883e..., 49d46021..., 9d5979b6..., 9924ae6d..., aceaf39a..., 623832..., 4a47fad8..., 4e375379..., 827dd5ee..., 4c3b1e0e...). This work broadens asset coverage and aligns with the roadmap for unified account usability across BTC assets. - Cardano seed phrase validation on import (Issue-4200): enhanced seed phrase validation to support Cardano imports, via commit ff0f32d5a0609c50abcc2b3f32e629b986981e65. Improves security and user trust during onboarding. - Unified account migration to support Bitcoin (Issue-4201): migrated the unified account to recognize and handle Bitcoin, enabling balance/token visibility as part of the BTC integration (commit 487725aac7bb35a8aa11b06946228fe05a4e7c3d). - Code quality and stability improvements: ongoing refactors and ESLint/build fixes to support Issue-4094 and related tasks (commits including f7e37536..., fa8e9d3e..., f476ba16..., ab4ef9cf...). These changes reduce runtime errors, improve maintainability, and ensure build reliability across the codebase.
March 2025
12 Commits • 4 Features
Mar 1, 2025March 2025 - Koniverse/SubWallet-Extension: Delivered UX enhancements, data integration, and cleanup that improve user flow, data accuracy, and maintainability. Key items include address format modal UX/navigation improvements for Polkadot unified chains, derivative token pricing and slug data integration with environment-aware API endpoints, MV3 migration removal/cleanup, and automatic token enablement with zero-balance preservation on init. These changes reduce user friction, provide more reliable pricing data, and decrease maintenance overhead across the extension.
12 Commits • 4 Features
Mar 1, 2025March 2025 - Koniverse/SubWallet-Extension: Delivered UX enhancements, data integration, and cleanup that improve user flow, data accuracy, and maintainability. Key items include address format modal UX/navigation improvements for Polkadot unified chains, derivative token pricing and slug data integration with environment-aware API endpoints, MV3 migration removal/cleanup, and automatic token enablement with zero-balance preservation on init. These changes reduce user friction, provide more reliable pricing data, and decrease maintenance overhead across the extension.
March 2025
February 2025
46 Commits • 18 Features
Feb 1, 2025February 2025 performance highlights for Koniverse/SubWallet-Extension focused on Token Pay Fee enhancements, UX polish, and reliability improvements. Delivered a cohesive set of features and fixes that streamline fee workflows, improve cost visibility, and strengthen system stability for multi-chain usage (Polkadot, EVM, TON, AssetHub).
February 2025
46 Commits • 18 Features
Feb 1, 2025February 2025 performance highlights for Koniverse/SubWallet-Extension focused on Token Pay Fee enhancements, UX polish, and reliability improvements. Delivered a cohesive set of features and fixes that streamline fee workflows, improve cost visibility, and strengthen system stability for multi-chain usage (Polkadot, EVM, TON, AssetHub).
January 2025
21 Commits • 5 Features
Jan 1, 2025January 2025: Focused on enhancing extension usability, token lifecycle, and fee workflows to improve onboarding, token management, and transaction economics. Implemented search token reliability, robust token enablement with zero-balance migrations, enhanced custom fee UX/UI and backend, refined max transferable calculations, and aligned priority token data for consistency. These changes reduce manual maintenance, improve user experience, and enable scalable token operations across networks.
21 Commits • 5 Features
Jan 1, 2025January 2025: Focused on enhancing extension usability, token lifecycle, and fee workflows to improve onboarding, token management, and transaction economics. Implemented search token reliability, robust token enablement with zero-balance migrations, enhanced custom fee UX/UI and backend, refined max transferable calculations, and aligned priority token data for consistency. These changes reduce manual maintenance, improve user experience, and enable scalable token operations across networks.
January 2025
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Quality Metrics
Correctness88.0%
Maintainability86.8%
Architecture82.4%
Performance81.6%
AI Usage23.4%
Skills & Technologies
Programming Languages
CSSJSONJavaScriptMJSReactTypeScriptYAMLtsx
Technical Skills
API DesignAPI IntegrationAccount ManagementAddress HandlingAddress ManagementAddress ValidationAutomationBack End DevelopmentBackend DevelopmentBackground ServicesBitcoinBitcoin IntegrationBitcoin ProtocolBitcoin TransactionsBitcoin UTXO Management
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