
Sean Hagstrom contributed to both the status-im/status-mobile and zed-industries/zed repositories, delivering features that improved user experience, reliability, and developer productivity. He implemented notification frameworks, onboarding flows, and performance optimizations in status-mobile, using ClojureScript, React Native, and Firebase to enhance mobile onboarding, authentication, and notification delivery. In zed, Sean focused on editor usability, developing features like font zoom control, Vim search mode configuration, and clipboard normalization, leveraging Rust for robust editor enhancements. His work addressed cross-platform consistency, build determinism, and CI reliability, demonstrating depth in backend integration, UI development, and automated testing across complex, evolving codebases.
In April 2026, the team delivered two high-impact editor enhancements for zed that improve developer productivity and accessibility: Default Vim Search Mode Setting and Font Zoom Control (Ctrl+Scroll). These changes were accompanied by release notes and media assets to support adoption. No major bugs were fixed this month. Overall impact: increased search precision and readability, enabling per-user configuration and quick accessibility adjustments across Windows, Linux, and macOS.
In April 2026, the team delivered two high-impact editor enhancements for zed that improve developer productivity and accessibility: Default Vim Search Mode Setting and Font Zoom Control (Ctrl+Scroll). These changes were accompanied by release notes and media assets to support adoption. No major bugs were fixed this month. Overall impact: increased search precision and readability, enabling per-user configuration and quick accessibility adjustments across Windows, Linux, and macOS.
December 2025: Delivered Diff Viewer: Adjacent Hunk Toggle Enhancement for zed (zed-industries/zed). Implemented targeted fix to git-hunk toggling, accompanied by updated tests, aligning behavior with issue #42934. Release notes included. The work improves diff-view UX, reduces toggling confusion during code reviews, and enhances overall stability. Co-authored with Jakub Konka.
December 2025: Delivered Diff Viewer: Adjacent Hunk Toggle Enhancement for zed (zed-industries/zed). Implemented targeted fix to git-hunk toggling, accompanied by updated tests, aligning behavior with issue #42934. Release notes included. The work improves diff-view UX, reduces toggling confusion during code reviews, and enhances overall stability. Co-authored with Jakub Konka.
November 2025 (2025-11) — zed editor feature delivered: Clipboard newline normalization for multi-cursor multi-line copy. Implemented exactly one newline between copied lines, with tests validating the behavior across multi-line selections. Linked commit 1936f16c621a77834c4e582e7dd2f7b2176037fc and closed issue #40923. Release notes updated to reflect the change.
November 2025 (2025-11) — zed editor feature delivered: Clipboard newline normalization for multi-cursor multi-line copy. Implemented exactly one newline between copied lines, with tests validating the behavior across multi-line selections. Linked commit 1936f16c621a77834c4e582e7dd2f7b2176037fc and closed issue #40923. Release notes updated to reflect the change.
2025-10 monthly summary for zed-industries/zed: Delivered a Keybindings Documentation Formatting Enhancement that improves cross-platform docs correctness. The change ensures HTML escaping of backslashes in macOS/Linux keybindings and introduces a dedicated formatting function to standardize keybindings in documentation, reducing rendering errors and confusion for users. The update, tied to commit 55bc679c196e0622449471bf2233ff935ab2b1d4, also closes related issue #39654 and includes Release Notes improvements for clarity.
2025-10 monthly summary for zed-industries/zed: Delivered a Keybindings Documentation Formatting Enhancement that improves cross-platform docs correctness. The change ensures HTML escaping of backslashes in macOS/Linux keybindings and introduces a dedicated formatting function to standardize keybindings in documentation, reducing rendering errors and confusion for users. The update, tied to commit 55bc679c196e0622449471bf2233ff935ab2b1d4, also closes related issue #39654 and includes Release Notes improvements for clarity.
May 2025: Delivered News Notifications Integration in onboarding and settings for the status-mobile app, enabling Firebase-based news notifications with a feature-flag controlled rollout. Updated onboarding flow and notification settings UI to provide clearer opt-in controls and streamlined configuration. Focused on delivering a solid foundation for timely user-facing updates with safe, incremental release.
May 2025: Delivered News Notifications Integration in onboarding and settings for the status-mobile app, enabling Firebase-based news notifications with a feature-flag controlled rollout. Updated onboarding flow and notification settings UI to provide clearer opt-in controls and streamlined configuration. Focused on delivering a solid foundation for timely user-facing updates with safe, incremental release.
April 2025 performance: Delivered cross-repo notification features and stability improvements with a clear path to targeted user engagement. Key features delivered across two repos include a unified notification preferences framework in status-go with three toggles (news_notifications_enabled, messenger_push_notifications_enabled, news_feed_enabled); status-mobile groundwork for notification prefs and Messenger notifications; and Firebase Cloud Messaging push support for iOS/Android, with FDroid build considerations. Maintenance included a version bump to 2.33.0 and safe-area dependency updates to improve stability. Impact: enhanced cross-platform consistency, improved user engagement controls, and safer release processes. Technologies/skills demonstrated: Go, mobile (iOS/Android), submodule management, Firebase Cloud Messaging, DB migrations, tests, and CI/build alignment.
April 2025 performance: Delivered cross-repo notification features and stability improvements with a clear path to targeted user engagement. Key features delivered across two repos include a unified notification preferences framework in status-go with three toggles (news_notifications_enabled, messenger_push_notifications_enabled, news_feed_enabled); status-mobile groundwork for notification prefs and Messenger notifications; and Firebase Cloud Messaging push support for iOS/Android, with FDroid build considerations. Maintenance included a version bump to 2.33.0 and safe-area dependency updates to improve stability. Impact: enhanced cross-platform consistency, improved user engagement controls, and safer release processes. Technologies/skills demonstrated: Go, mobile (iOS/Android), submodule management, Firebase Cloud Messaging, DB migrations, tests, and CI/build alignment.
March 2025: Delivered cross-repo improvements for status-mobile and status-go, focusing on CI quality, telemetry reliability, and iOS messaging UX. The changes contribute to faster PR validation, more dependable user metrics, and a smoother mobile experience with measurable business impact.
March 2025: Delivered cross-repo improvements for status-mobile and status-go, focusing on CI quality, telemetry reliability, and iOS messaging UX. The changes contribute to faster PR validation, more dependable user metrics, and a smoother mobile experience with measurable business impact.
February 2025 focused on reinforcing build determinism and release reliability for the status-mobile mobile stack. Implemented deterministic version derivation for go-mobile Nix builds by deriving 'version' and 'cleanVersion' from the version JSON in the Nix local source, ensuring reproducible builds across environments. This change strengthens artifact integrity, CI stability, and release traceability.
February 2025 focused on reinforcing build determinism and release reliability for the status-mobile mobile stack. Implemented deterministic version derivation for go-mobile Nix builds by deriving 'version' and 'cleanVersion' from the version JSON in the Nix local source, ensuring reproducible builds across environments. This change strengthens artifact integrity, CI stability, and release traceability.
January 2025 performance summary for status-im repos. Focused on delivering user-facing features, stabilizing UI and data rendering, and strengthening debugging and maintainability. Key outcomes include updated terms/UI, reliable profile image rendering, enhanced internal maintenance, and identity image cache busting across mobile and core Go services, delivering tangible business value and improved user experience.
January 2025 performance summary for status-im repos. Focused on delivering user-facing features, stabilizing UI and data rendering, and strengthening debugging and maintainability. Key outcomes include updated terms/UI, reliable profile image rendering, enhanced internal maintenance, and identity image cache busting across mobile and core Go services, delivering tangible business value and improved user experience.
December 2024 monthly summary for status-mobile focused on performance improvements, feature enhancements, and improved user control. Delivered key features that enhance usability and governance, with targeted fixes to stabilize critical flows. The work supports better user experiences, stronger analytics, and clearer leadership on community and keycard management.
December 2024 monthly summary for status-mobile focused on performance improvements, feature enhancements, and improved user control. Delivered key features that enhance usability and governance, with targeted fixes to stabilize critical flows. The work supports better user experiences, stronger analytics, and clearer leadership on community and keycard management.
November 2024: Implemented targeted UX and reliability improvements in status-mobile, focusing on secure password flows, accurate community data presentation, and robust PIN error handling. The work reduces user friction, improves onboarding, and increases trust in authentication flows, while elevating UI quality and error-state management across the mobile client.
November 2024: Implemented targeted UX and reliability improvements in status-mobile, focusing on secure password flows, accurate community data presentation, and robust PIN error handling. The work reduces user friction, improves onboarding, and increases trust in authentication flows, while elevating UI quality and error-state management across the mobile client.

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