Logging architecture, distributed tracing, metrics design, alerting strategy, SLO/SLI definition, and incident response procedures. Trigger: "observability", "logging", "tracing", "metrics", "alerting", "SLO", "SLI", "incident response".

Designs monitoring dashboards, alerting rules, SLOs, and error budgets for production systems. Trigger: "monitoring setup", "dashboards", "alerts", "SLOs", "error budgets", "observability".

Plans system migrations using strangler fig, blue-green, data migration, and re-platforming strategies. Trigger: "plan migration", "strangler fig", "re-platform", "data migration", "legacy modernization".

Decomposes monoliths into microservices using bounded contexts, DDD, and service boundary analysis. Trigger: "decompose microservices", "bounded contexts", "service boundaries", "DDD decomposition", "split monolith".

Generates C4, sequence, flow, and architecture diagrams in Mermaid syntax for technical documentation. Trigger: "diagram", "mermaid", "C4 diagram", "sequence diagram", "flowchart", "architecture diagram".

Capability maturity evaluation using CMMI, DORA, and custom models for software engineering practices. Use when user asks to "assess maturity".

Writes testable acceptance criteria in Given/When/Then format, covering happy paths, edge cases, and error scenarios. Trigger: "acceptance criteria", "given when then", "write AC", "define done", "user story criteria".

Implement WCAG 2.1 AA / 2.2 accessibility: semantic HTML audit, ARIA implementation, keyboard navigation, screen reader testing, color contrast. Use when user asks to "implement accessibility", "fix a11y issues", "make WCAG compliant", or "audit for accessibility".

Produces Architecture Decision Records following the Nygard/MADR template with full context, consequences, and traceability. Trigger: "generate ADR", "document decision", "architecture decision record", "record this decision".

Captures corrections, applies learnings across sessions, and prevents regression of past mistakes. Trigger: "lesson learned", "capture correction", "track mistake", "prevent regression", "apply learnings".

dbt-style transformations, dimensional data modeling, testing strategies, and documentation generation for analytics platforms. Trigger: "analytics engineering", "dbt", "data modeling", "dimensional model", "star schema", "data marts".

REST, GraphQL, and gRPC API governance, versioning strategy, rate limiting, and developer experience design. Trigger: "API architecture", "API design", "REST", "GraphQL", "gRPC", "API governance", "developer experience".

Contract-first API design producing OpenAPI specs, GraphQL schemas, or protobuf definitions with versioning strategy. Trigger: "design API", "OpenAPI spec", "GraphQL schema", "protobuf definition", "API contract".

REST, GraphQL, and gRPC contract analysis including versioning, consistency, and completeness. Trigger: "analyze API", "API surface", "endpoint audit", "contract analysis".

Pre-processes raw inputs through error detection, intent amplification, and structured interpretation layers. Trigger: "analyze this input", "interpret requirements", "clarify intent".

Docker, Kubernetes, IaC topology, and deployment architecture mapping. Trigger: "map infrastructure", "Docker analysis", "K8s topology", "IaC review".

Compute, network, storage topology, HA/DR design, IAM strategy, and landing zone architecture for production systems. Trigger: "infrastructure architecture", "landing zone", "HA/DR", "network topology", "compute", "IAM".

Post-incident analysis, timeline reconstruction, contributing factor identification, and prevention recommendations. Trigger: analyze incident, post-mortem, outage review, incident timeline, blameless review.

Phased execution plans with dependencies, checkpoints, rollback strategies, and file change plans. Trigger: plan implementation, create phases, design rollback, file change plan.

Architecture proposals with trade-off analysis, alternatives matrix, and decision rationale. Trigger: design architecture, propose solution, evaluate alternatives, create ADR.