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Michal Smaga

PROFILE

Michal Smaga

Over thirteen months, Miasma contributed to the duckduckgo/apple-browsers repository by building and refining AI-powered browser features, subscription management, and cross-platform UI enhancements. They engineered robust authentication and session handling, integrating technologies like Swift, Objective-C, and WebKit to deliver seamless AI chat, translation, and subscription flows across macOS and iOS. Their work included privacy-conscious feature flagging, persistent session management, and analytics instrumentation, addressing both user experience and operational reliability. By improving localization, API integration, and build automation, Miasma ensured consistent, maintainable releases. The depth of their engineering addressed complex concurrency, state management, and cross-repo coordination challenges with measurable business impact.

Overall Statistics

Feature vs Bugs

71%Features

Repository Contributions

100Total
Bugs
15
Commits
100
Features
36
Lines of code
74,002
Activity Months13

Work History

October 2025

7 Commits • 2 Features

Oct 1, 2025

October 2025 (2025-10) monthly summary for duckduckgo/apple-browsers. Focused on delivering a more capable macOS AI Chat experience, strengthening session management, and stabilizing UI interactions to reduce friction and crashes. Major outcomes include a frontend refresh for AI Chat UI, telemetry-enabled analytics, persistent session handling, and targeted bug fixes to restore and stabilize AI chat sidebars and tabs.

September 2025

9 Commits • 5 Features

Sep 1, 2025

September 2025 unlocked a series of AI-enabled UX improvements and stability fixes for the duckduckgo/apple-browsers extension, delivering business value through clearer AI feature discovery, more reliable AI workflows, and smoother user sessions. Key outcomes include streamlined AI Settings UI with label consistency, a new Duck.ai text translation feature accessible via the context menu (with results shown in a configurable sidebar or new tab), refined AI Chat tab behavior for opening and closing across sidebar and full tab contexts, and robust content loading logic to ensure the ContentScopeUserScript runs on Duck.ai URLs. In addition, the Duck.ai sidebar now supports persistent sessions for easier resumption, and metadata related to AI features was updated for App Store visibility. These changes collectively reduce user friction, accelerate adoption of AI capabilities, and improve stability, contributing to growth in AI-related usage and subscriptions while demonstrating strong frontend/extension development skills.

August 2025

4 Commits • 1 Features

Aug 1, 2025

Month: 2025-08 focused on delivering and validating the Global AI Switch feature for the duckduckgo/apple-browsers repo, including privacy-conscious configuration, UI/UX refinements, and analytics instrumentation. This work enables user-controlled AI interactions with a default sidebar-enabled AI Features experience when the toggle is active, and prepares the design for broader adoption across the product.

July 2025

8 Commits • 2 Features

Jul 1, 2025

July 2025 delivered major macOS Duck.ai enhancements, governance features, and CI reliability improvements across the duckduckgo/apple-browsers repo. The work focused on delivering business value through a richer AI-enabled user experience, safer feature rollout with a global AI switch, and stabilized CI to reduce false negatives and maintenance cost. Key user-facing features, bug fixes, and reliability gains are summarized below, with impact on user engagement, localization, and engineering efficiency.

June 2025

11 Commits • 2 Features

Jun 1, 2025

June 2025 monthly summary for duckduckgo/apple-browsers: Delivered a feature-flag gated macOS Duck.ai Sidebar with initial UI integration, trusted indicator, and deeper integration into the main browser UI; enhanced state restoration, URL handling via placement=sidebar, and robust tab management for pinned/moved tabs. Implemented Duck.ai chat context handoff from SERP to the sidebar or a new tab, updating opening logic and messaging for cross-flow experiences. Fixed stability and reliability issues, including a crash in the Subscription debug menu on iPad (presentation switched to alert) and substantial subscription test stability improvements addressing threading and main actor concerns. Demonstrated strong cross-functional collaboration, performance-aware coding, and a focus on business value through improved user engagement and reliability.

May 2025

2 Commits • 1 Features

May 1, 2025

May 2025 monthly summary for duckduckgo/apple-browsers. Focused on delivering user-centric improvements: a refreshed macOS Privacy Pro settings experience and cross-platform API reliability enhancements. The work improves subscription visibility and state handling in the UI, while hardening API requests to use the app-specific user agent across iOS and macOS. These changes enhance user trust, subscription transparency, and cross-platform consistency, aligning with business goals for the Privacy Pro product and broader API ecosystem.

April 2025

5 Commits • 3 Features

Apr 1, 2025

April 2025 monthly summary for the duckduckgo/apple-browsers repo: Focused on subscription experience improvements, build/tooling reliability, testing enhancements, and analytics accuracy. Delivered user-facing activation refinements, upgraded CI/build tooling, expanded testing capabilities, and clarified telemetry for purchases/restores, driving smoother onboarding and more reliable operations.

March 2025

2 Commits • 1 Features

Mar 1, 2025

March 2025 monthly summary for duckduckgo/apple-browsers: Key features delivered: - Duo Authentication Across Subscription Flows: Extended Duo authentication support to non-purchase subscription pages (restore, add/edit email, Identity Theft Restoration), with dynamic ITR URL resolution and updates to webview-domain allowances to include necessary Duo endpoints for internal users, delivering a more consistent authentication experience across subscription actions. (Commit: 88aa93d3a883e09f90e3c864ece1ebc7bf93cbea) Major bugs fixed: - Pixel Event Accuracy for Privacy Pro Subscriptions (iOS): Fixed swapped pixel values for account creation failures and backend errors in iOS Privacy Pro subscription flows, ensuring correct pixel event identifiers and improved analytics quality. (Commit: 570c86303cbbdba03241a079d387e99fc2e093e9) Overall impact and accomplishments: - Significantly improved authentication continuity across critical subscription-related actions, reducing user friction and support complexity. - Enhanced analytics reliability for iOS Privacy Pro subscriptions, enabling more accurate measurement of failures and backend errors. Technologies/skills demonstrated: - Duo authentication integration, dynamic URL resolution, webview domain whitelisting - iOS pixel tracking and analytics instrumentation - Cross-flow UX improvements for authentication in subscription journeys

February 2025

3 Commits • 1 Features

Feb 1, 2025

February 2025: Delivered robust subscription URL handling and precise origin policy matching for the duckduckgo/apple-browsers repo, with new debugging capabilities and commit-driven fixes to redirects and URL rules.

January 2025

7 Commits • 4 Features

Jan 1, 2025

January 2025 monthly summary: Delivered stability, clarity, and automation improvements across duckduckgo/apple-browsers and duckduckgo/macos-browser. Key outcomes include: 1) robust subscription data retrieval through caching stability improvements; 2) post-launch Privacy Pro flag cleanup across iOS and macOS to simplify logic and reduce maintenance; 3) release tooling and versioning cleanup to accelerate builds and releases; 4) critical fixes for failed purchases with improved restoration analytics to protect subscription state; 5) localization and messaging enhancements to better communicate features and privacy across languages. These changes reduce risk of data inconsistencies, shorten release cycles, and improve global user understanding.

December 2024

20 Commits • 5 Features

Dec 1, 2024

December 2024 monthly summary focusing on key accomplishments for duckduckgo/apple-browsers and duckduckgo/macos-browser. Delivered localization enhancements for VPN features, stabilized concurrency in feature mapping caches through actor isolation, optimized authentication token refresh to reduce unnecessary server calls, and corrected purchase cancellation tracking to ensure accurate analytics. Led a comprehensive release and dependency upgrade cycle across multiple versions with a hotfix, and enhanced Privacy Pro settings UI, translations, and locale-aware reporting to improve regional UX and debugging/analytics. These efforts collectively improved user experience across regions, reduced backend load, and strengthened release reliability.

November 2024

17 Commits • 6 Features

Nov 1, 2024

November 2024: Delivered cross-repo subscription management features with privacy-aware cookie handling, stronger reliability, and region-based entitlements. Implemented robust cookie handling in Apple Browsers, including domain-limited cookies, sign-out behavior, privacy-flag gating, and a new WKHTTPCookieStoreWrapper to improve concurrency; aligned release/version metadata across targets for multiple releases; introduced ROW regional entitlement display and API calls; and updated marketing messaging across regions. On macOS, extended privacy-configured subscription cookie management and feature flag handling, plus fixes to prevent cookie refresh crashes during privacy config updates and UI refinements for region-aware subscription options. These changes enhance user privacy, stability, regional accuracy of entitlements, faster release cycles, and clearer value messaging, while reducing the risk of stale subscription state and related crashes.

October 2024

5 Commits • 3 Features

Oct 1, 2024

October 2024: Delivered cross-repo UX and token-management enhancements across duckduckgo/apple-browsers and duckduckgo/macos-browser. Implemented download UX improvements with native handling for data-scheme downloads, and introduced cookie-based subscription token sharing to ensure consistent sign-in state across duckduckgo.com domains. Added a dedicated SubscriptionCookieManager with event pixel mapping and updated dependencies to support new functionality. These changes enhanced user experience, reliability, and cross-platform analytics readiness, delivering measurable business value with minimal user friction.

Activity

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Quality Metrics

Correctness92.2%
Maintainability90.8%
Architecture89.4%
Performance86.8%
AI Usage27.2%

Skills & Technologies

Programming Languages

JSONJavaScriptMarkdownObjective-CRubySwiftTextXMLXcode Project ConfigurationYAML

Technical Skills

AI IntegrationAPI DesignAPI IntegrationActor IsolationAnalyticsApp Store Metadata ManagementApp Store OptimizationAppKitAuthenticationBrowser DevelopmentBrowser ServicesBug FixingBuild AutomationBuild ConfigurationBuild System Configuration

Repositories Contributed To

2 repos

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

duckduckgo/apple-browsers

Oct 2024 Oct 2025
13 Months active

Languages Used

SwiftObjective-CTextXMLXcode Project ConfigurationJSONMarkdowntext

Technical Skills

Cookie ManagementEvent TrackingMobile DevelopmentNetwork SecuritySubscription ManagementSubscription Services

duckduckgo/macos-browser

Oct 2024 Jan 2025
4 Months active

Languages Used

SwiftObjective-CXML

Technical Skills

SwiftiOS DevelopmentmacOS DevelopmentCookie ManagementFeature FlaggingSubscription Management

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