Analyze exit interview data and identify retention insights and patterns
Use when planning adoption-to-expansion motions and cross-sell/upsell
Find evidenced expansion whitespace; do not assert demand.
Kotlin Multiplatform expect/actual patterns for platform-specific APIs.
Audits operating expenses and SaaS subscriptions to identify defensible cost reductions, seat rightsizing, and vendor renegotiations.
Just say what you spent — your AI logs it, categorizes it, and tracks it against your budget.
Project knowledge accumulation system - learn from practice, avoid repeating mistakes
The student is unsure whether to use the expert opinion style or the judgment style.
Create a durable, visual teaching artifact — plus an optional check-in (predict-then-reveal for diffs, corrected exercises) that makes it…
Use when explaining code, technical concepts, or implementation decisions.
Explicit Identity Across Boundaries
Build a complete explicit instruction sequence from teacher modelling through guided practice to independent work.
Performs systematic, hypothesis-driven exploration and debugging across complex codebases using tree-search algorithms and domain adapters.
This skill should be used when the user asks to "do some exploratory testing", "write a test charter", "explore this feature for bugs"…
Find where an AI/LLM application is failing in production and surface the failure patterns, working from real traces.
Investigates distributed application performance using PostHog APM (OpenTelemetry span) data via MCP.
Guides exploration of $autocapture events captured by posthog-js to understand user interactions, find CSS selectors (especially data-attr…
Use when the user asks how code works, wants to understand architecture, trace execution flows, or explore unfamiliar parts of the codebase.
Explore and diagnose a PostHog endpoint's execution logs — error messages, failed runs, cache misses, slow runs, or unexpected row counts…
Use when building and deploying Expo apps with EAS Build.
Writing Expo config plugins, withInfoPlist, withAndroidManifest, withDangerousMod, mod compose, plugin testing, and registration in…