trezor/trezor-suite
Mar 2025 – May 2026
15 Months active
Languages Used
CSSJavaScriptSVGTypeScripttsxJSONUnknownYAML
Technical Skills
AnimationAsset ManagementCSSCSS-in-JSCode OrganizationComponent Development
Jan Václavík
PROFILE
Jan Václavík
Over 15 months, contributed to the trezor/trezor-suite repository by delivering 181 features and resolving 149 bugs, focusing on UI/UX modernization, analytics architecture, and onboarding flows. Leveraged React, TypeScript, and Styled Components to implement token-driven theming, asset optimization, and robust state management. Led analytics migrations to a new event-driven system, improving data quality and privacy compliance. Enhanced onboarding and asset activation, stabilized CI/CD pipelines, and improved localization tooling. Refactored navigation and component architecture for maintainability, while expanding test coverage and documentation. The work resulted in a more reliable, scalable, and data-driven product with faster onboarding and safer user interactions.
Overall Statistics
Feature vs Bugs
55%Features
Repository Contributions
645Total
Bugs
149
Commits
645
Features
181
Lines of code
89,697
Activity Months15
Your Network
73 peopleShared Repositories
73
Work History
May 2026
35 Commits • 12 Features
May 1, 2026May 2026 monthly summary for trezor-suite: Delivered UX improvements, feature banners, and stability fixes across the product, with a focus on safety signals, localization tooling, and design-system consistency. Highlights include user-facing features, debugging enhancements, copy improvements, and guided UI polish as well as reliability improvements across docs and tests, driving faster onboarding, safer interactions, and more predictable releases.
35 Commits • 12 Features
May 1, 2026May 2026 monthly summary for trezor-suite: Delivered UX improvements, feature banners, and stability fixes across the product, with a focus on safety signals, localization tooling, and design-system consistency. Highlights include user-facing features, debugging enhancements, copy improvements, and guided UI polish as well as reliability improvements across docs and tests, driving faster onboarding, safer interactions, and more predictable releases.
May 2026
April 2026
45 Commits • 13 Features
Apr 1, 2026April 2026 (2026-04) focused on stabilizing onboarding, enhancing asset management, and strengthening UI/UX reliability in trezor/trezor-suite. Delivered targeted UI improvements, expanded asset activation flows, and laid groundwork for maintainable navigation. Key outcomes include improved business value through smoother first-run experience, reduced support touchpoints due to fewer UI regressions, and actionable onboarding analytics for ongoing optimization. Notable areas included UI polish (button widths, responsive components), onboarding assets workflow, analytics instrumentation, navigation refactor, and CI/test stability improvements.
April 2026
45 Commits • 13 Features
Apr 1, 2026April 2026 (2026-04) focused on stabilizing onboarding, enhancing asset management, and strengthening UI/UX reliability in trezor/trezor-suite. Delivered targeted UI improvements, expanded asset activation flows, and laid groundwork for maintainable navigation. Key outcomes include improved business value through smoother first-run experience, reduced support touchpoints due to fewer UI regressions, and actionable onboarding analytics for ongoing optimization. Notable areas included UI polish (button widths, responsive components), onboarding assets workflow, analytics instrumentation, navigation refactor, and CI/test stability improvements.
March 2026
50 Commits • 24 Features
Mar 1, 2026March 2026 (trezor/trezor-suite) delivered a focused set of analytics improvements, reliability fixes, and developer-experience upgrades that improve data quality, privacy compliance, and engineering velocity. The work centered on analytics docs and suite UI/instrumentation, with stronger validation, safer code generation, and more maintainable architecture.
50 Commits • 24 Features
Mar 1, 2026March 2026 (trezor/trezor-suite) delivered a focused set of analytics improvements, reliability fixes, and developer-experience upgrades that improve data quality, privacy compliance, and engineering velocity. The work centered on analytics docs and suite UI/instrumentation, with stronger validation, safer code generation, and more maintainable architecture.
March 2026
February 2026
175 Commits • 44 Features
Feb 1, 2026February 2026 performance highlights for trezor/trezor-suite: Executed a broad program of event migrations and analytics modernization to improve reliability, maintainability, and business insights. Delivered feature migrations across Settings, Wallet/Trading, and Device/System events to the new migration layer, and completed a comprehensive analytics migration to a new analytics service with cleanup of legacy events. Implemented core maintainability improvements including centralized type definitions, UI/docs enhancements for analytics, and key code quality refinements. These efforts reduce technical debt, improve data accuracy, and enable faster, data-driven decision making for product and business stakeholders.
February 2026
175 Commits • 44 Features
Feb 1, 2026February 2026 performance highlights for trezor/trezor-suite: Executed a broad program of event migrations and analytics modernization to improve reliability, maintainability, and business insights. Delivered feature migrations across Settings, Wallet/Trading, and Device/System events to the new migration layer, and completed a comprehensive analytics migration to a new analytics service with cleanup of legacy events. Implemented core maintainability improvements including centralized type definitions, UI/docs enhancements for analytics, and key code quality refinements. These efforts reduce technical debt, improve data accuracy, and enable faster, data-driven decision making for product and business stakeholders.
January 2026
121 Commits • 24 Features
Jan 1, 2026January 2026: Focused on stabilizing the test and delivery surface while accelerating a major analytics and events modernization across trezor-suite. Activity spanned test reliability, infrastructure enhancements, and a comprehensive analytics migration that lays the groundwork for richer, more actionable telemetry across Suite and Analytics components. The team also improved build hygiene, documentation, and governance to support faster, safer releases.
121 Commits • 24 Features
Jan 1, 2026January 2026: Focused on stabilizing the test and delivery surface while accelerating a major analytics and events modernization across trezor-suite. Activity spanned test reliability, infrastructure enhancements, and a comprehensive analytics migration that lays the groundwork for richer, more actionable telemetry across Suite and Analytics components. The team also improved build hygiene, documentation, and governance to support faster, safer releases.
January 2026
December 2025
2 Commits • 1 Features
Dec 1, 2025December 2025 monthly summary focusing on business value and technical achievements across trezor-suite. Key outcome: a UX-leaning feature and a major analytics refactor that enhances reliability, maintainability, and scalability for analytics across desktop/native environments. The work improves user onboarding, data quality for decision-making, and sets a solid foundation for future improvements.
December 2025
2 Commits • 1 Features
Dec 1, 2025December 2025 monthly summary focusing on business value and technical achievements across trezor-suite. Key outcome: a UX-leaning feature and a major analytics refactor that enhances reliability, maintainability, and scalability for analytics across desktop/native environments. The work improves user onboarding, data quality for decision-making, and sets a solid foundation for future improvements.
November 2025
46 Commits • 11 Features
Nov 1, 2025November 2025 (trezor/trezor-suite) concentrated on UX parity, stability, and developer experience across the suite. Key user-facing features and reliability improvements were delivered, complemented by significant refactors to Storybook/animation workflows and design system housekeeping to accelerate future delivery. Overall impact includes improved cross-device usability (desktop/mobile), faster development cycles through consolidated tooling, and a more maintainable codebase with clearer growth metrics and branding consistency.
46 Commits • 11 Features
Nov 1, 2025November 2025 (trezor/trezor-suite) concentrated on UX parity, stability, and developer experience across the suite. Key user-facing features and reliability improvements were delivered, complemented by significant refactors to Storybook/animation workflows and design system housekeeping to accelerate future delivery. Overall impact includes improved cross-device usability (desktop/mobile), faster development cycles through consolidated tooling, and a more maintainable codebase with clearer growth metrics and branding consistency.
November 2025
October 2025
37 Commits • 11 Features
Oct 1, 2025October 2025 (trezor-suite): Delivered a targeted set of UX improvements, reliability fixes, and codebase refinements that enhance onboarding, troubleshooting, and desktop parity. Key features delivered include Welcome Screen Enhancements with a new debug menu; Troubleshooting Tips Redesign with clearer secondary emphasis; and Find in Desktop App with FindBar UI refresh and global styles to improve navigation and accessibility. Major stability work included Bridge and UI fixes across the suite (bridge modal fixes, clickable device headers, and device pill width adjustments) and targeted DS/UX fixes (PinInput backspace, modal backdrop). In addition, significant maintainability and UI refactor work was completed: RotatedDeviceImage frame props, ConfirmOnDevicePill rename, a pairing mode video, and broad asset/hook reorganizations to reduce future tech debt. These changes collectively increase user productivity, reduce support overhead, and set the foundation for faster, safer feature delivery.
October 2025
37 Commits • 11 Features
Oct 1, 2025October 2025 (trezor-suite): Delivered a targeted set of UX improvements, reliability fixes, and codebase refinements that enhance onboarding, troubleshooting, and desktop parity. Key features delivered include Welcome Screen Enhancements with a new debug menu; Troubleshooting Tips Redesign with clearer secondary emphasis; and Find in Desktop App with FindBar UI refresh and global styles to improve navigation and accessibility. Major stability work included Bridge and UI fixes across the suite (bridge modal fixes, clickable device headers, and device pill width adjustments) and targeted DS/UX fixes (PinInput backspace, modal backdrop). In addition, significant maintainability and UI refactor work was completed: RotatedDeviceImage frame props, ConfirmOnDevicePill rename, a pairing mode video, and broad asset/hook reorganizations to reduce future tech debt. These changes collectively increase user productivity, reduce support overhead, and set the foundation for faster, safer feature delivery.
September 2025
20 Commits • 7 Features
Sep 1, 2025September 2025: Delivered a focused set of UX/UI, asset, and localization improvements for trezor-suite, strengthening onboarding, visual consistency, and device representation, while stabilizing tests and localization. Key features delivered include a Promotional banners system for TS7, onboarding and welcome UI enhancements, device assets refresh with TS7 homescreens, and layout standardization using ContentContainer. Major bugs fixed include Traditional Chinese monetary formatting (zh-TW), improved Database Corrupted modal flow, and Bluetooth connect screen refinements; and overall test reliability improvements. Impact: smoother onboarding, clearer asset presentation across devices, reduced localization issues, and more stable release cycles. Technologies/skills demonstrated include React/TypeScript feature development, UI/UX design, asset pipeline management, i18n/localization, and component-driven architecture.
20 Commits • 7 Features
Sep 1, 2025September 2025: Delivered a focused set of UX/UI, asset, and localization improvements for trezor-suite, strengthening onboarding, visual consistency, and device representation, while stabilizing tests and localization. Key features delivered include a Promotional banners system for TS7, onboarding and welcome UI enhancements, device assets refresh with TS7 homescreens, and layout standardization using ContentContainer. Major bugs fixed include Traditional Chinese monetary formatting (zh-TW), improved Database Corrupted modal flow, and Bluetooth connect screen refinements; and overall test reliability improvements. Impact: smoother onboarding, clearer asset presentation across devices, reduced localization issues, and more stable release cycles. Technologies/skills demonstrated include React/TypeScript feature development, UI/UX design, asset pipeline management, i18n/localization, and component-driven architecture.
September 2025
August 2025
14 Commits • 7 Features
Aug 1, 2025Month: 2025-08 — Trello/Trezor Suite monthly review. Key features delivered: - WebP image assets migration and optimization: migrated assets to WebP, cleaned up PNGs, and added webpack support for WebP. Commits include chore(suite): Convert big images to WEBP; chore(suite): Delete unused TS5 image; chore(suite): Optimize images; fix(suite): Update webpack for webp resources. Business value: reduced asset footprint, faster load times, and better caching. - Device disconnection notifications UX improvements: improved visibility and accuracy of device disconnection signals; show only recently disconnected devices, unseen notifications, and when the tooltip is shown. Commits include feat(suite): Rename redux action; refactor(suite): Refactor hook for notification. Business value: clearer signals and reduced user confusion during device events. - Global Send/Receive UI overhaul: introduced global send/receive components; refactor account selection UI and modal presentation for improved UX in transactions. Commit: fix(suite): Fix styling and simple refactoring. Business value: more intuitive and consistent transaction workflows across screens. - Coin filter visibility persistence: persist coin filter visibility state when the corresponding action is dispatched. Commit: fix(suite): Make coin filter visibility persistent. Business value: consistent UI state and reduced reconfiguration effort. - Homescreen image revert: revert changes related to homescreen images to restore expected visuals. Commit: fix(suite): Revert homescreens. Business value: visual consistency with branding/expectations. - Dashboard referral button and footer promo: add referral button to dashboard footer and consolidate promotional links in the footer for mobile/desktop apps. Commit: feat(suite): Add refferal button + refactoring footer. Business value: enhanced user engagement channels and discoverability of promos. - Graph and portfolio data messaging improvements: improve user-facing messaging around assets not shown in graph and data in graphs; provide clearer explanations for data shown. Commits: feat(suite): New unsupported asset message next to graph; feat(suite): Update message. Business value: better user guidance and reduced confusion around data visuals. - DeviceAnimation enhancements: modernize DeviceAnimation with color-based rendering and new Video component; move to product-components and add Storybook stories. Commits: refactor(suite): Move DeviceAnimation to product-components + add storybook; feat(suite): Add front color resolution. Business value: richer visuals, modular design, and better documentation via Storybook. Major bugs fixed: - Homescreen visuals revert fixed to restore expected visuals and branding consistency. Overall impact and accomplishments: - Delivered performance and UX enhancements that reduce load times, improve signal accuracy for device events, and provide a cohesive transaction UX across the suite. Architecture efforts moved DeviceAnimation into product-components with Storybook coverage, enabling better maintainability and faster onboarding for new UI components. Technologies/skills demonstrated: - Frontend performance optimization (WebP asset pipeline, webpack updates) - React/Redux state management and hooks - UX/UI design and data messaging improvements - Component architecture evolution (product-components, Storybook) - Cross-platform consistency for web/mobile UX
August 2025
14 Commits • 7 Features
Aug 1, 2025Month: 2025-08 — Trello/Trezor Suite monthly review. Key features delivered: - WebP image assets migration and optimization: migrated assets to WebP, cleaned up PNGs, and added webpack support for WebP. Commits include chore(suite): Convert big images to WEBP; chore(suite): Delete unused TS5 image; chore(suite): Optimize images; fix(suite): Update webpack for webp resources. Business value: reduced asset footprint, faster load times, and better caching. - Device disconnection notifications UX improvements: improved visibility and accuracy of device disconnection signals; show only recently disconnected devices, unseen notifications, and when the tooltip is shown. Commits include feat(suite): Rename redux action; refactor(suite): Refactor hook for notification. Business value: clearer signals and reduced user confusion during device events. - Global Send/Receive UI overhaul: introduced global send/receive components; refactor account selection UI and modal presentation for improved UX in transactions. Commit: fix(suite): Fix styling and simple refactoring. Business value: more intuitive and consistent transaction workflows across screens. - Coin filter visibility persistence: persist coin filter visibility state when the corresponding action is dispatched. Commit: fix(suite): Make coin filter visibility persistent. Business value: consistent UI state and reduced reconfiguration effort. - Homescreen image revert: revert changes related to homescreen images to restore expected visuals. Commit: fix(suite): Revert homescreens. Business value: visual consistency with branding/expectations. - Dashboard referral button and footer promo: add referral button to dashboard footer and consolidate promotional links in the footer for mobile/desktop apps. Commit: feat(suite): Add refferal button + refactoring footer. Business value: enhanced user engagement channels and discoverability of promos. - Graph and portfolio data messaging improvements: improve user-facing messaging around assets not shown in graph and data in graphs; provide clearer explanations for data shown. Commits: feat(suite): New unsupported asset message next to graph; feat(suite): Update message. Business value: better user guidance and reduced confusion around data visuals. - DeviceAnimation enhancements: modernize DeviceAnimation with color-based rendering and new Video component; move to product-components and add Storybook stories. Commits: refactor(suite): Move DeviceAnimation to product-components + add storybook; feat(suite): Add front color resolution. Business value: richer visuals, modular design, and better documentation via Storybook. Major bugs fixed: - Homescreen visuals revert fixed to restore expected visuals and branding consistency. Overall impact and accomplishments: - Delivered performance and UX enhancements that reduce load times, improve signal accuracy for device events, and provide a cohesive transaction UX across the suite. Architecture efforts moved DeviceAnimation into product-components with Storybook coverage, enabling better maintainability and faster onboarding for new UI components. Technologies/skills demonstrated: - Frontend performance optimization (WebP asset pipeline, webpack updates) - React/Redux state management and hooks - UX/UI design and data messaging improvements - Component architecture evolution (product-components, Storybook) - Cross-platform consistency for web/mobile UX
July 2025
12 Commits • 7 Features
Jul 1, 2025Summary for 2025-07: Trezor Suite delivered notable stability, performance, and UX improvements through targeted dependency updates, UI enhancements, and asset optimizations. Key features included: (1) dependency maintenance to keep frontend tooling secure and current; (2) a new dashboard promo banner for Trezor Expert Consultation with translations; (3) asset optimization reducing payloads and improving mobile image handling; (4) UX refinements across passphrase wallet loading, lost PIN guidance, and device-disconnect notifications; (5) a type-safety fix to prevent runtime errors in promo banner payload handling. Major fixes: promo banner type check prevents runtime errors. Overall impact: improved user experience, faster load times, reduced risk in deployment, and clearer guidance for troubleshooting. Technologies/skills demonstrated: React, TypeScript, Vite, Storybook, Vitest, image optimization (WEBP), localization readiness, UI/UX design, and robust type-safety practices.
12 Commits • 7 Features
Jul 1, 2025Summary for 2025-07: Trezor Suite delivered notable stability, performance, and UX improvements through targeted dependency updates, UI enhancements, and asset optimizations. Key features included: (1) dependency maintenance to keep frontend tooling secure and current; (2) a new dashboard promo banner for Trezor Expert Consultation with translations; (3) asset optimization reducing payloads and improving mobile image handling; (4) UX refinements across passphrase wallet loading, lost PIN guidance, and device-disconnect notifications; (5) a type-safety fix to prevent runtime errors in promo banner payload handling. Major fixes: promo banner type check prevents runtime errors. Overall impact: improved user experience, faster load times, reduced risk in deployment, and clearer guidance for troubleshooting. Technologies/skills demonstrated: React, TypeScript, Vite, Storybook, Vitest, image optimization (WEBP), localization readiness, UI/UX design, and robust type-safety practices.
July 2025
June 2025
21 Commits • 2 Features
Jun 1, 2025June 2025 monthly summary for trezor-suite focused on engineering stability, UX improvements, and localization readiness. Delivered a broad tooling and dependency refresh across the suite, along with targeted UI/UX fixes and localization corrections to support a more reliable and scalable product.
June 2025
21 Commits • 2 Features
Jun 1, 2025June 2025 monthly summary for trezor-suite focused on engineering stability, UX improvements, and localization readiness. Delivered a broad tooling and dependency refresh across the suite, along with targeted UI/UX fixes and localization corrections to support a more reliable and scalable product.
May 2025
3 Commits
May 1, 2025Monthly summary for 2025-05 focusing on trezor/trezor-suite UI stability and user experience improvements. Delivered three targeted bug fixes that reduce UI confusion, improve layout consistency, and strengthen test reliability across the suite. These changes enhance business value by delivering a cleaner, more predictable user interface and more robust tests.
3 Commits
May 1, 2025Monthly summary for 2025-05 focusing on trezor/trezor-suite UI stability and user experience improvements. Delivered three targeted bug fixes that reduce UI confusion, improve layout consistency, and strengthen test reliability across the suite. These changes enhance business value by delivering a cleaner, more predictable user interface and more robust tests.
May 2025
April 2025
25 Commits • 5 Features
Apr 1, 2025April 2025 monthly summary for trezor-suite focusing on UI design-system reliability, feature enhancements in CoinsFilter, and broad dependency upgrades. Delivered color-aligned Design System Spinner, fixed visual glitches, corrected default Button variant, improved FeeCard responsiveness with refactor, and advanced CoinsFilter functionality; fixed documentation links, release notes rendering, tooltips, and kept dependencies up-to-date for stability and performance.
April 2025
25 Commits • 5 Features
Apr 1, 2025April 2025 monthly summary for trezor-suite focusing on UI design-system reliability, feature enhancements in CoinsFilter, and broad dependency upgrades. Delivered color-aligned Design System Spinner, fixed visual glitches, corrected default Button variant, improved FeeCard responsiveness with refactor, and advanced CoinsFilter functionality; fixed documentation links, release notes rendering, tooltips, and kept dependencies up-to-date for stability and performance.
March 2025
39 Commits • 13 Features
Mar 1, 2025March 2025 achieved a cohesive UI/DS modernization and color system refresh in trezor-suite, delivering faster onboarding, consistent theming, and stable UX. Key features delivered include Design System refinements (borders for Card and Select; typography.inherit for Link; UI alignment improvements), new color palette with 1.1.0 branding and semantic tokens for v2, and welcome screen breakpoint adjustments. Major bugs fixed include negative elevations, AssetCard height, and tooltip overflow, among other UI polish. Overall impact: stronger design system, token-driven theming, and improved UX consistency across modules, enabling faster feature delivery and better developer productivity. Technologies/skills demonstrated: design systems, token-based theming, CSS-in-JS, responsive UI, and cross-functional collaboration.
39 Commits • 13 Features
Mar 1, 2025March 2025 achieved a cohesive UI/DS modernization and color system refresh in trezor-suite, delivering faster onboarding, consistent theming, and stable UX. Key features delivered include Design System refinements (borders for Card and Select; typography.inherit for Link; UI alignment improvements), new color palette with 1.1.0 branding and semantic tokens for v2, and welcome screen breakpoint adjustments. Major bugs fixed include negative elevations, AssetCard height, and tooltip overflow, among other UI polish. Overall impact: stronger design system, token-driven theming, and improved UX consistency across modules, enabling faster feature delivery and better developer productivity. Technologies/skills demonstrated: design systems, token-based theming, CSS-in-JS, responsive UI, and cross-functional collaboration.
March 2025
Activity
Loading activity data...
Quality Metrics
Correctness94.8%
Maintainability90.6%
Architecture90.0%
Performance90.0%
AI Usage22.2%
Skills & Technologies
Programming Languages
BinaryCSSDockerfileHTMLJSONJavaScriptMarkdownNodePNGReact
Technical Skills
API DesignAPI developmentAWSAnalyticsAnimationAsset ManagementAsset OptimizationBrowser CompatibilityBuild ConfigurationBuild SystemsBuild ToolsCI/CDCSSCSS-in-JSCode Cleanup
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline