PostHog/posthog.com
Jan 2025 – Sep 2025
7 Months active
Languages Used
MarkdownBashC#JSONJavaScriptGoPHPPython
Technical Skills
DocumentationAPI IntegrationASP.NET CoreC#/.NET DevelopmentSDK IntegrationSoftware Development
Phil Haack
PROFILE
Phil Haack
Phil H. enhanced developer experience and onboarding for PostHog/posthog.com by delivering eight features and resolving documentation bugs over seven months. He focused on improving local development workflows, refining onboarding documentation, and expanding support for .NET/C# SDK integration. Phil updated API and feature flag documentation, introduced secure API key guidance, and enabled advanced cohort management with internal person IDs and multi-column CSV uploads. His work leveraged C#, Markdown, and Python, emphasizing technical writing, API integration, and cross-language compatibility. The depth of his contributions is reflected in comprehensive, user-focused documentation that reduced setup friction and improved adoption for PostHog developers.
Overall Statistics
Feature vs Bugs
89%Features
Repository Contributions
14Total
Bugs
1
Commits
14
Features
8
Lines of code
1,304
Activity Months7
Your Network
290 peopleShared Repositories
191
Work History
September 2025
1 Commits • 1 Features
Sep 1, 2025Sep 2025 monthly summary for PostHog.com focused on delivering a targeted feature upgrade that enhances static cohort capabilities by enabling internal person IDs and improved CSV upload workflows, along with comprehensive documentation. This work improves segmentation accuracy, enables the use of internal identifiers for stable cohort definitions, and reduces onboarding friction for users importing cohort data across CSVs and multi-column scenarios.
1 Commits • 1 Features
Sep 1, 2025Sep 2025 monthly summary for PostHog.com focused on delivering a targeted feature upgrade that enhances static cohort capabilities by enabling internal person IDs and improved CSV upload workflows, along with comprehensive documentation. This work improves segmentation accuracy, enables the use of internal identifiers for stable cohort definitions, and reduces onboarding friction for users importing cohort data across CSVs and multi-column scenarios.
September 2025
August 2025
2 Commits • 2 Features
Aug 1, 2025August 2025 monthly summary for PostHog/posthog.com focusing on documentation improvements that enable advanced cohorts and feature flag deployments. Delivered two key documentation updates that enhance user self-service and rollout capabilities: (1) Multi-column CSV uploads for static cohorts with practical examples and clear guidance on distinct_id vs distinct-id headers; (2) Documentation for feature flag dependencies, including setup/usage guidance for gradual rollouts, conditional experiments, safety mechanisms, and updated navigation. Overall impact includes improved onboarding, reduced ambiguity in data uploads and rollout scenarios, and better alignment with product capabilities. Technologies/skills demonstrated include technical writing, markdown documentation, cross-linking/navigation, and Git-based collaboration.
August 2025
2 Commits • 2 Features
Aug 1, 2025August 2025 monthly summary for PostHog/posthog.com focusing on documentation improvements that enable advanced cohorts and feature flag deployments. Delivered two key documentation updates that enhance user self-service and rollout capabilities: (1) Multi-column CSV uploads for static cohorts with practical examples and clear guidance on distinct_id vs distinct-id headers; (2) Documentation for feature flag dependencies, including setup/usage guidance for gradual rollouts, conditional experiments, safety mechanisms, and updated navigation. Overall impact includes improved onboarding, reduced ambiguity in data uploads and rollout scenarios, and better alignment with product capabilities. Technologies/skills demonstrated include technical writing, markdown documentation, cross-linking/navigation, and Git-based collaboration.
July 2025
1 Commits • 1 Features
Jul 1, 2025July 2025 monthly summary for PostHog.posthog.com: Delivered a focused documentation enhancement to improve accessibility of example scripts by surfacing a link to the PostHog/scripts repository within the engineering conventions docs, enabling faster discovery and reuse of shared scripting resources. No major bugs fixed in this period. This work strengthens onboarding, developer experience, and cross-repo resource discoverability.
1 Commits • 1 Features
Jul 1, 2025July 2025 monthly summary for PostHog.posthog.com: Delivered a focused documentation enhancement to improve accessibility of example scripts by surfacing a link to the PostHog/scripts repository within the engineering conventions docs, enabling faster discovery and reuse of shared scripting resources. No major bugs fixed in this period. This work strengthens onboarding, developer experience, and cross-repo resource discoverability.
July 2025
May 2025
2 Commits • 1 Features
May 1, 2025May 2025 monthly summary for PostHog.com: Delivered targeted documentation updates to extend local evaluation of feature flags to .NET/C# and to provide secure, cross-language guidance for obtaining and configuring the feature flags API key. The work included language-specific snippets and refinements for group properties in feature flag evaluations, supported by concrete commits. These changes enhance developer experience, reduce onboarding time for .NET developers, and strengthen security practices around feature flag usage. Overall, this milestone focuses on documentation-driven DX improvements and cross-language compatibility, with no reported major bugs in this scope.
May 2025
2 Commits • 1 Features
May 1, 2025May 2025 monthly summary for PostHog.com: Delivered targeted documentation updates to extend local evaluation of feature flags to .NET/C# and to provide secure, cross-language guidance for obtaining and configuring the feature flags API key. The work included language-specific snippets and refinements for group properties in feature flag evaluations, supported by concrete commits. These changes enhance developer experience, reduce onboarding time for .NET developers, and strengthen security practices around feature flag usage. Overall, this milestone focuses on documentation-driven DX improvements and cross-language compatibility, with no reported major bugs in this scope.
March 2025
1 Commits • 1 Features
Mar 1, 2025March 2025 monthly summary for PostHog/posthog.com: Delivered Feature Flag API v4 documentation and example response enhancements. Migrated docs and examples from /decide?v=3 to /decide?v=4, and revised the sample response structure to expose per-flag status, reason, and metadata. This improves developer onboarding, accelerates API adoption, and reduces integration friction. The work was completed with a single documentation-focused commit linked to issue #11004. Overall impact includes improved API versioning discipline, clearer guidance for integrators, and higher-quality documentation with measurable business value in faster time-to-value for customers.
1 Commits • 1 Features
Mar 1, 2025March 2025 monthly summary for PostHog/posthog.com: Delivered Feature Flag API v4 documentation and example response enhancements. Migrated docs and examples from /decide?v=3 to /decide?v=4, and revised the sample response structure to expose per-flag status, reason, and metadata. This improves developer onboarding, accelerates API adoption, and reduces integration friction. The work was completed with a single documentation-focused commit linked to issue #11004. Overall impact includes improved API versioning discipline, clearer guidance for integrators, and higher-quality documentation with measurable business value in faster time-to-value for customers.
March 2025
February 2025
3 Commits • 1 Features
Feb 1, 2025February 2025 monthly summary for PostHog.com focusing on developer experience improvements through .NET SDK documentation. Delivered consolidated doc updates covering installation, event capturing, experimental cross-platform support, and .NET Feature Management integration with code examples and configuration guidance. The work enhances onboarding for .NET developers and accelerates adoption of PostHog in .NET ecosystems, aligning docs with feature-flag capabilities and practical usage patterns.
February 2025
3 Commits • 1 Features
Feb 1, 2025February 2025 monthly summary for PostHog.com focusing on developer experience improvements through .NET SDK documentation. Delivered consolidated doc updates covering installation, event capturing, experimental cross-platform support, and .NET Feature Management integration with code examples and configuration guidance. The work enhances onboarding for .NET developers and accelerates adoption of PostHog in .NET ecosystems, aligning docs with feature-flag capabilities and practical usage patterns.
January 2025
4 Commits • 1 Features
Jan 1, 2025January 2025 (2025-01) — Focused on improving developer onboarding and docs quality for PostHog.com. Key features delivered include: improved local development documentation with clearer pnpm install steps, PostgreSQL and Django admin access guidance, and streamlined start-script guidance. Major bugs fixed include a bug in documentation rendering where informational notes failed to render correctly in developing-locally docs. Overall impact includes faster onboarding, fewer setup blockers, and more consistent, trustworthy docs. Technologies and skills demonstrated include documentation design for developer UX, markdown rendering debugging, and cross-tool guidance (pnpm, PostgreSQL, Django), with awareness of tooling changes (mprocs).
4 Commits • 1 Features
Jan 1, 2025January 2025 (2025-01) — Focused on improving developer onboarding and docs quality for PostHog.com. Key features delivered include: improved local development documentation with clearer pnpm install steps, PostgreSQL and Django admin access guidance, and streamlined start-script guidance. Major bugs fixed include a bug in documentation rendering where informational notes failed to render correctly in developing-locally docs. Overall impact includes faster onboarding, fewer setup blockers, and more consistent, trustworthy docs. Technologies and skills demonstrated include documentation design for developer UX, markdown rendering debugging, and cross-tool guidance (pnpm, PostgreSQL, Django), with awareness of tooling changes (mprocs).
January 2025
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Quality Metrics
Correctness98.6%
Maintainability98.6%
Architecture98.6%
Performance97.2%
AI Usage22.8%
Skills & Technologies
Programming Languages
BashC#GoJSONJavaScriptMarkdownPHPPythonRuby
Technical Skills
API IntegrationASP.NET CoreC#/.NET DevelopmentDeveloper ExperienceDocumentationSDK IntegrationSoftware DevelopmentTechnical Writing
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline