Designs undo plans for each deployment phase, including data migration reversibility and feature flag fallbacks. Trigger: "rollback plan", "undo strategy", "how to revert", "migration reversibility".

Systematic root cause tracing from symptoms through causal chains to actual causes. Trigger: "root cause analysis", "why is this failing", "trace the cause", "5 whys".

Module design, layer boundaries, design patterns, ADR generation, and quality attribute analysis for software systems. Trigger: "software architecture", "module design", "design patterns", "ADR", "quality attributes", "layered architecture".

Software and technology viability validation — deep forensic analysis of maintainability, scalability, security posture. Use when user asks to "validate software viability".

Creates phased execution roadmaps with investment horizons, risk-adjusted timelines, and dependency management. Trigger: "roadmap", "execution plan", "phased delivery", "timeline".

End-to-end integration design, cross-cutting concerns resolution, and system composition for complex software solutions. Trigger: "solutions architecture", "integration design", "system composition", "cross-cutting concerns".

Influence/interest matrix analysis, RACI definition, communication plan design, and stakeholder engagement strategies for technical projects. Trigger: "stakeholder mapping", "RACI", "influence matrix", "communication plan", "stakeholder analysis".

Designs frontend and backend state management patterns, caching layers, and synchronization strategies. Trigger: "state management", "frontend state", "backend state", "state synchronization", "global state".

Designs narrative arcs for technical deliverables that transform data and findings into compelling, memorable stories. Trigger: "tell the story", "narrative arc", "make it compelling".

Generate Angular 18+ project with Signals, standalone components, SSR, testing. Use when user asks to "scaffold an Angular app".

Defines Core Web Vitals targets, latency budgets, bundle size limits, and performance regression gates. Trigger: "performance budget", "core web vitals", "bundle size", "latency budget", "performance targets".

Profiling-based identification of hot paths, resource constraints, and throughput limiters. Trigger: "find bottlenecks", "hot paths", "performance profiling", "throughput limits".

Analyze and optimize database queries: EXPLAIN ANALYZE plan reading, index strategies (B-tree, GIN, GiST, partial, composite), N+1 detection in ORM code, connection pooling, and query plan regression testing.

Generate REST API with Express/Fastify, OpenAPI spec, validation, tests. Use when user asks to "scaffold a REST API".

Engineers quality formatting with ghost menus, progressive disclosure, and excellence standards for technical artifacts. Trigger: "format output", "ghost menu", "progressive disclosure", "output quality", "excellence standards".

Load testing design, capacity planning, bottleneck analysis, caching strategies, and SLA engineering. Trigger: "performance engineering", "load testing", "capacity planning", "bottleneck", "caching", "SLA", "latency".

Scaffold a production-parity Docker development environment: multi-service Compose, volume mounts, networking, health checks, dev containers, and secrets management. Eliminates "works on my machine" at the infrastructure layer.

Scaffold a production-ready Firebase project: Firestore data modeling, Security Rules, Cloud Functions v2, emulator suite, hosting config, and CI/CD. Covers auth flows, subcollection design, and multi-environment strategy.

Scaffold a production monorepo: Nx vs Turborepo decision, workspace structure, shared packages, CI matrix builds, versioning strategy (fixed vs. independent), and dependency graph visualization.

Generate Next.js 15 App Router project with auth, database, API routes. Use when user asks to "scaffold a Next.js app".